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List of minerals recognized by the International Mineralogical Association (R)

R

Ra – Re

  1. Raadeite (allactite: IMA1996-034) 8.BE.30 http://www.mindat.org/min-7018.html http://www.webmineral.com/data/Raadeite.shtml [no] <br/>(IUPAC: heptamagnesium octahydro diphosphate)
  2. Rabbittite (Y: 1955) 5.ED.25 http://www.mindat.org/min-3347.html http://www.webmineral.com/data/Rabbittite.shtml http://www.handbookofmineralogy.com/pdfs/rabbittite.pdf <br/>(IUPAC: tricalcium trimagnesium diuranyl tetrahydro hexacarbonate octadecahydrate)
  3. Rabejacite (zippeite: IMA1992-043) 7.EC.10 http://www.mindat.org/min-3348.html http://www.webmineral.com/data/Rabejacite.shtml https://web.archive.org/web/20120727042553/http://www.handbookofmineralogy.com/pdfs/rabejacite.pdf <br/>(IUPAC: dicalcium [tetrauranyl tetraoxo disulfate] octawater)
  4. Raberite (IMA2012-017) 2.0 http://www.mindat.org/min-42792.html [no] [no] <br/>(Tl<sub>5</sub>Ag<sub>4</sub>As<sub>6</sub>SbS<sub>15</sub>)
  5. Radekškodaite
  6. Radekškodaite-(Ce) (IMA2019-042) 9.B?. https://www.mindat.org/min-53756.html [no] [no]
  7. Radekškodaite-(La) (IMA2018-107) 9.B?. https://www.mindat.org/min-53236.html [no] [no]
  8. Radhakrishnaite (IMA1983-082) 3.AA.50 http://www.mindat.org/min-3349.html http://www.webmineral.com/data/Radhakrishnaite.shtml http://www.handbookofmineralogy.com/pdfs/radhakrishnaite.pdf <br/>(IUPAC: lead tritelluride di(chloride,sulfide))
  9. Radovanite (IMA2000-001) 8.CB.40 http://www.mindat.org/min-11132.html http://www.webmineral.com/data/Radovanite.shtml [no] <br/>(IUPAC: dicopper iron(III) arsenate [arsenic(V) tetraoxy][arsenic(III) dioxyhydro] monohydrate)
  10. Radtkeite (IMA1989-030) 2.FC.15d http://www.mindat.org/min-3350.html http://www.webmineral.com/data/Radtkeite.shtml http://www.handbookofmineralogy.com/pdfs/radtkeite.pdf <br/>(IUPAC: trimercury disulfide chloride iodide)
  11. Radvaniceite (IMA2021-052) 2.EA. https://www.mindat.org/min-55604.html [no] [no] <br/>(IUPAC: germanium disulfide)
  12. Raguinite (IMA1968-022) 2.CB.60 http://www.mindat.org/min-3351.html http://www.webmineral.com/data/Raguinite.shtml http://www.handbookofmineralogy.com/pdfs/raguinite.pdf <br/>(IUPAC: thallium iron disulfide)
  13. Raisaite (tellurium oxysalt: IMA2014-046) 4.0 http://www.mindat.org/min-46425.html [no] [no] <br/>(IUPAC: copper magnesium dihydrotetraoxotellurate(VI) hexahydrate)
  14. Raite (IMA1972-010) 9.EE.55 http://www.mindat.org/min-3352.html http://www.webmineral.com/data/Raite.shtml http://www.handbookofmineralogy.com/pdfs/raite.pdf
  15. Rajite (tellurite: IMA1978-039) 4.JK.20 http://www.mindat.org/min-3353.html http://www.webmineral.com/data/Rajite.shtml http://www.handbookofmineralogy.com/pdfs/rajite.pdf <br/>(IUPAC: copper pentaoxoditellurate(IV))
  16. Rakovanite (decavanadate: IMA2010-052) 8.0 http://www.mindat.org/min-40447.html [no] http://www.handbookofmineralogy.com/pdfs/rakovanite.pdf <br/>(IUPAC: trisodium {trihydrogen octaicosaoxodecavanadate} pentadecahydrate)
  17. Ralphcannonite (routhierite: IMA2014-077) 2.0 http://www.mindat.org/min-46522.html [no] [no] <br/>(IUPAC: silver dizinc thallium hexasulfide diarsenide)
  18. Ramaccioniite (IMA2018-082) 7.0 https://www.mindat.org/min-53207.html [no] [no] <br/>(IUPAC: tetracopper hexahydro selenate)
  19. Ramanite 6.EA.10
  20. Ramanite-(Cs) (IMA2007-007) 6.EA.10 http://www.mindat.org/min-31663.html http://webmineral.com/data/Ramanite-(Cs).shtml [no]
  21. Ramanite-(Rb) (IMA2007-006) 6.EA.10 http://www.mindat.org/min-31662.html http://webmineral.com/data/Ramanite-(Rb).shtml [no]
  22. Ramazzoite (IMA2017-090) 7.0 https://www.mindat.org/min-52734.html [no] [no]
  23. Rambergite (würzite: IMA1995-028) 2.CB.45 http://www.mindat.org/min-7268.html http://www.webmineral.com/data/Rambergite.shtml http://www.handbookofmineralogy.com/pdfs/rambergite.pdf <br/>(IUPAC: manganese sulfide)
  24. Ramdohrite (lillianite: 1930) 2.JB.40a http://www.mindat.org/min-3355.html http://www.webmineral.com/data/Ramdohrite.shtml http://www.handbookofmineralogy.com/pdfs/ramdohrite.pdf
  25. Rameauite (compreignacite: IMA1971-045) 4.GB.05 http://www.mindat.org/min-3356.html http://www.webmineral.com/data/Rameauite.shtml http://www.handbookofmineralogy.com/pdfs/rameauite.pdf <br/>(IUPAC: dipotassium calcium hexauranyl tetrahydro hexaoxide hexahydrate)
  26. Ramikite-(Y) (IMA2009-021) 8.0 http://www.mindat.org/min-39555.html [no] http://www.handbookofmineralogy.com/pdfs/ramikite-(Y).pdf
  27. Rammelsbergite (löllingite: 1845) 2.EB.15a http://www.mindat.org/min-3357.html http://www.webmineral.com/data/Rammelsbergite.shtml http://www.handbookofmineralogy.com/pdfs/rammelsbergite.pdf <br/>(IUPAC: nickel diarsenide)
  28. Ramosite (IMA2019-099) 2.0 https://www.mindat.org/min-54278.html [no] [no]
  29. Ramsbeckite (IMA1984-067) 7.DD.60 http://www.mindat.org/min-3358.html http://www.webmineral.com/data/Ramsbeckite.shtml http://www.handbookofmineralogy.com/pdfs/ramsbeckite.pdf <br/>(IUPAC: pentadecacopper docosahydro tetrasulfate hexahydrate)
  30. Ramsdellite (ramsdellite: 1932) 4.DB.15a http://www.mindat.org/min-3359.html http://www.webmineral.com/data/Ramsdellite.shtml http://www.handbookofmineralogy.com/pdfs/ramsdellite.pdf <br/>(IUPAC: manganese(IV) dioxide)
  31. Ranciéite (Y: 1857) 4.FL.40 http://www.mindat.org/min-3360.html http://www.webmineral.com/data/Rancieite.shtml http://www.handbookofmineralogy.com/pdfs/rancieite.pdf
  32. Rankachite (IMA1983-044) 7.GB.25 http://www.mindat.org/min-3361.html http://www.webmineral.com/data/Rankachite.shtml http://www.handbookofmineralogy.com/pdfs/rankachite.pdf
  33. Rankamaite (IMA1968-002) 4.DM.05 http://www.mindat.org/min-3362.html http://www.webmineral.com/data/Rankamaite.shtml http://www.handbookofmineralogy.com/pdfs/rankamaite.pdf
  34. Rankinite (Y: 1942) 9.BC.15 http://www.mindat.org/min-3363.html http://www.webmineral.com/data/Rankinite.shtml http://www.handbookofmineralogy.com/pdfs/rankinite.pdf <br/>(IUPAC: tricalcium heptaoxodisilicate)
  35. Ransomite (Y: 1928) 7.CB.80 http://www.mindat.org/min-3364.html http://www.webmineral.com/data/Ransomite.shtml http://www.handbookofmineralogy.com/pdfs/ransomite.pdf <br/>(IUPAC: copper diiron(III) tetrasulfate hexahydrate)
  36. Ranunculite (IMA1978-067) 8.EB.40 http://www.mindat.org/min-3365.html http://www.webmineral.com/data/Ranunculite.shtml http://www.handbookofmineralogy.com/pdfs/ranuculite.pdf <br/>(IUPAC: aluminium uranyl trihydro hydroxophosphate tetrahydrate)
  37. Rapidcreekite (IMA1984-035) 7.DG.20 http://www.mindat.org/min-3366.html http://www.webmineral.com/data/Rapidcreekite.shtml http://www.handbookofmineralogy.com/pdfs/rapidcreekite.pdf <br/>(IUPAC: dicalcium sulfate carbonate tetrahydrate)
  38. Rappoldite (tsumcorite: IMA1998-015) 8.CG.20 http://www.mindat.org/min-7044.html http://www.webmineral.com/data/Rappoldite.shtml [no] <br/>(IUPAC: lead dicobalt diarsenate dihydrate)
  39. Raslakite (eudialyte: IMA2002-067) 9.CO.10 http://www.mindat.org/min-25687.html http://www.webmineral.com/data/Raslakite.shtml [no]
  40. Raspite (Y: 1897) 4.DG.20 http://www.mindat.org/min-3368.html http://www.webmineral.com/data/Raspite.shtml http://www.handbookofmineralogy.com/pdfs/raspite.pdf <br/>(IUPAC: lead tungsten tetraoxide)
  41. Rastsvetaevite (eudialyte: IMA2000-028) 9.CO.10 http://www.mindat.org/min-26586.html http://www.webmineral.com/data/Rastsvetaevite.shtml [no]
  42. Rasvumite (cubanite: IMA1970-028) 2.FB.20 http://www.mindat.org/min-3369.html http://www.webmineral.com/data/Rasvumite.shtml http://www.handbookofmineralogy.com/pdfs/rasvumite.pdf <br/>(IUPAC: potassium diiron trisulfide)
  43. Rathite: sartorite group
  44. (Rathite-I) (sartorite: 1896) 2.HC.05d http://www.mindat.org/min-3370.html http://www.webmineral.com/data/Rathite.shtml http://www.handbookofmineralogy.com/pdfs/rathite.pdf
  45. (Rathite-IV)<sup>Q</sup> (sartorite: 1964) 2.0 http://www.mindat.org/min-43680.html [no] [no] <br/>() <br/><small>Note: monoclinic phase with 140Å periodicity.</small>
  46. Rauchite (autunite: IMA2010-037) 8.EB.05 http://www.mindat.org/min-43270.html [no] http://www.handbookofmineralogy.com/pdfs/rauchite.pdf <br/>(IUPAC: nickel diuranyl diarsenate decahydrate)
  47. Rauenthalite (IMA1964-007) 8.CJ.40 http://www.mindat.org/min-3371.html http://www.webmineral.com/data/Rauenthalite.shtml http://www.handbookofmineralogy.com/pdfs/rauenthalite.pdf <br/>(IUPAC: tricalcium diarsenate decahydrate)
  48. Rauvite<sup>Q</sup> (decavanadate: 1922) 4.HB.40 http://www.mindat.org/min-3372.html http://www.webmineral.com/data/Rauvite.shtml http://www.handbookofmineralogy.com/pdfs/rauvite.pdf <br/>(IUPAC: calcium diuranyl decavanadate hexadecahydrate)
  49. Ravatite (IMA1992-019) 10.BA.40 http://www.mindat.org/min-3373.html http://www.webmineral.com/data/Ravatite.shtml http://www.handbookofmineralogy.com/pdfs/ravatite.pdf <br/>(IUPAC: phenanthrene)
  50. Raygrantite (iranite: IMA2013-001) 7.0 http://www.mindat.org/min-43868.html [no] [no] <br/>(IUPAC: decalead zinc hexasulfate ditetraoxosilicate dihydroxyl)
  51. Rayite (IMA1982-029) 2.HC.10d http://www.mindat.org/min-3374.html http://www.webmineral.com/data/Rayite.shtml http://www.handbookofmineralogy.com/pdfs/rayite.pdf <br/>()
  52. Realgar (Y: 1747) 2.FA.15a http://www.mindat.org/min-3375.html http://www.webmineral.com/data/Realgar.shtml http://www.handbookofmineralogy.com/pdfs/realgar.pdf <br/>(IUPAC: arsenic sulfide)
  53. Reaphookhillite (IMA2018-128) 8.0 https://www.mindat.org/min-53368.html [no] [no] <br/>(IUPAC: magnesio dizinc diphosphate tetrahydrate)
  54. Rebulite (IMA2008 s.p., 1982 Rd) 2.HD.25 http://www.mindat.org/min-3376.html http://www.webmineral.com/data/Rebulite.shtml http://www.handbookofmineralogy.com/pdfs/rebulite.pdf <br/>(Tl<sub>5</sub>Sb<sub>5</sub>As<sub>8</sub>S<sub>22</sub>)
  55. Rectorite (corrensite: IMA1967 s.p., 1891) 9.EC.60 http://www.mindat.org/min-3377.html http://www.webmineral.com/data/Rectorite.shtml http://www.handbookofmineralogy.com/pdfs/rectorite.pdf
  56. Rectorite-K: <small>a 1:1 regular interstratification of muscovite/illite (dioctahedral mica) and montmorillonite (dioctahedral smectite).</small>
  57. Rectorite-Na: <small>a 1:1 regular interstratification of paragonite and montmorillonite.</small>
  58. Redcanyonite (zippeite: IMA2016-082) 7.0 http://www.mindat.org/min-50786.html [no] [no] <br/>(IUPAC: diammonium manganese [tetrauranyl tetraoxo disulfate] tetra(water))
  59. Reddingite (reddingite: IMA1980 s.p., 1878 Rd) 8.CC.05 http://www.mindat.org/min-3378.html http://www.webmineral.com/data/Reddingite.shtml http://www.handbookofmineralogy.com/pdfs/reddingite.pdf <br/>(IUPAC: trimanganese(II) diphosphate trihydrate)
  60. Redgillite (IMA2004-016) 7.DD.70 http://www.mindat.org/min-10349.html http://www.webmineral.com/data/Redgillite.shtml http://www.handbookofmineralogy.com/pdfs/redgillite.pdf <br/>(IUPAC: hexacopper decahydro sulfate monohydrate)
  61. Redingtonite<sup>Q</sup> (halotrichite: 1888) 7.CB.85 http://www.mindat.org/min-3379.html http://www.webmineral.com/data/Redingtonite.shtml http://www.handbookofmineralogy.com/pdfs/redingtonite.pdf <br/>(IUPAC: iron(II) dichromium tetrasulfate docosahydrate)
  62. Redledgeite (hollandite, coronadite: IMA1967 s.p., 1928) 4.DK.05b http://www.mindat.org/min-3380.html http://www.webmineral.com/data/Redledgeite.shtml http://www.handbookofmineralogy.com/pdfs/redledgeite.pdf <br/>(IUPAC: barium (hexatitanium dichromium(III)) hexadecaoxide)
  63. Redmondite (IMA2021-072) 7.JA. https://www.mindat.org/min-55689.html [no] [no]
  64. Redondite<sup>Q</sup> (Y: 1869, 1967 s.p.) 8.CD.10 http://www.mindat.org/min-27199.html [no] [no] <br /><small>Note: possibly a variety of variscite.</small>
  65. Reederite-(Y) (IMA1994-012) 5.BF.20 http://www.mindat.org/min-3381.html http://www.webmineral.com/data/Reederite-%28Y%29.shtml http://www.handbookofmineralogy.com/pdfs/reederite-(Y).pdf <br/>(IUPAC: pentadeca(sodium,manganese) diyttrium chloro nonacarbonate (fluorsulfate))
  66. Reedmergnerite (feldspar: IMA1962 s.p., 1955) 9.FA.35 http://www.mindat.org/min-3382.html http://www.webmineral.com/data/Reedmergnerite.shtml http://www.handbookofmineralogy.com/pdfs/reedmergnerite.pdf <br/>(IUPAC: sodium boroctaoxotrisilicate)
  67. Reevesite (hydrotalcite: MA1966-025) 5.DA.50 http://www.mindat.org/min-3383.html http://www.webmineral.com/data/Reevesite.shtml http://www.handbookofmineralogy.com/pdfs/reevesite.pdf <br/>(IUPAC: hexanickel diiron(III) hexadecahydro carbonate tetrahydrate)
  68. Refikite (Y: 1852) 10.CA.05 http://www.mindat.org/min-3384.html http://www.webmineral.com/data/Refikite.shtml http://www.handbookofmineralogy.com/pdfs/refikite.pdf
  69. Reichenbachite (IMA1985-044) 8.BD.05 http://www.mindat.org/min-3385.html http://www.webmineral.com/data/Reichenbachite.shtml http://www.handbookofmineralogy.com/pdfs/reichenbachite.pdf <br/>(IUPAC: pentacopper tetrahydro diphosphate)
  70. Reidite (IMA2001-013) 9.AD.45 http://www.mindat.org/min-11467.html http://www.webmineral.com/data/Reidite.shtml [no] <br/>(IUPAC: zirconium tetraoxosilicate)
  71. Reinerite (Y: 1958) 4.JA.10 http://www.mindat.org/min-3386.html http://www.webmineral.com/data/Reinerite.shtml http://www.handbookofmineralogy.com/pdfs/reinerite.pdf <br/>(IUPAC: trizinc diarsenite)
  72. Reinhardbraunsite (humite: IMA1980-032) 9.AF.45 http://www.mindat.org/min-3387.html http://www.webmineral.com/data/Reinhardbraunsite.shtml http://www.handbookofmineralogy.com/pdfs/reinhardbraunsite.pdf <br/>(IUPAC: pentacalcium ditetraoxosilicate dihydroxyl)
  73. Relianceite-(K) (IMA2020-102) 8.DG. https://www.mindat.org/min-55442.html [no] [no]
  74. Rémondite (burbankite) 5.AD.15
  75. Rémondite-(Ce) (IMA1987-035) 5.AD.15 http://www.mindat.org/min-3388.html http://www.webmineral.com/data/Remondite-%28Ce%29.shtml http://www.handbookofmineralogy.com/pdfs/remondite-(Ce).pdf
  76. Rémondite-(La) (IMA1999-006) 5.AD.15 http://www.mindat.org/min-11012.html http://www.webmineral.com/data/Remondite-%28La%29.shtml http://www.handbookofmineralogy.com/pdfs/remondite-(La).pdf
  77. Renardite<sup>Q</sup> (Y: 1928) 8.0 http://www.mindat.org/min-5219.html [no] [no] <br/>(IUPAC: lead tetrauranyl tetrahydro diphosphate heptahydrate)
  78. Rengeite (chevkinite: IMA1998-055) 9.BE.70 http://www.mindat.org/min-7063.html http://www.webmineral.com/data/Rengeite.shtml [no] <br/>(IUPAC: tetrastrontium tetratitanium zirconium octaoxo diheptaoxodisilicate)
  79. Renierite (germanite: IMA2007 s.p., 1948) 2.CB.35a http://www.mindat.org/min-3389.html http://www.webmineral.com/data/Renierite.shtml http://www.handbookofmineralogy.com/pdfs/renierite.pdf <br/>((Cu<sup>1+</sup>,Zn)<sub>11</sub>Fe<sub>4</sub>(Ge<sup>4+</sup>,As<sup>5+</sup>)<sub>2</sub>S<sub>16</sub>)
  80. Reppiaite (IMA1991-007) 8.BD.20 http://www.mindat.org/min-3390.html http://www.webmineral.com/data/Reppiaite.shtml http://www.handbookofmineralogy.com/pdfs/reppiaite.pdf <br/>(IUPAC: pentamanganese(II) tetrahydro divanadate)
  81. Retgersite (Y: 1949) 7.CB.30 http://www.mindat.org/min-3489.html http://www.webmineral.com/data/Retgersite.shtml http://www.handbookofmineralogy.com/pdfs/retgersite.pdf <br/>(IUPAC: nickel sulfate hexahydrate)
  82. Retzian 8.BM.05 <br/>(IUPAC: dimanganese(II) REE tetrahydro arsenate)
  83. Retzian-(Ce) (IMA1982 s.p., 1894 Rd) 8.BM.05 http://www.mindat.org/min-3392.html http://www.webmineral.com/data/Retzian-%28Ce%29.shtml http://www.handbookofmineralogy.com/pdfs/retzian-(Ce).pdf
  84. Retzian-(La) (IMA1983-077) 8.BM.05 http://www.mindat.org/min-3393.html http://www.webmineral.com/data/Retzian-%28La%29.shtml http://www.handbookofmineralogy.com/pdfs/retzian-(La).pdf
  85. Retzian-(Nd) (IMA1982 s.p.) 8.BM.05 http://www.mindat.org/min-3394.html http://www.webmineral.com/data/Retzian-%28Nd%29.shtml http://www.handbookofmineralogy.com/pdfs/retzian-(Nd).pdf
  86. Revdite (IMA1979-082) 9.DM.30 http://www.mindat.org/min-3395.html http://www.webmineral.com/data/Revdite.shtml http://www.handbookofmineralogy.com/pdfs/revdite.pdf
  87. Reyerite (gyrolite: 1906) 9.EE.35 http://www.mindat.org/min-3396.html http://www.webmineral.com/data/Reyerite.shtml http://www.handbookofmineralogy.com/pdfs/reyerite.pdf
  88. Reynoldsite (IMA2011-051) 7.0 http://www.mindat.org/min-42233.html [no] [no] <br/>(IUPAC: dilead dimanganese(IV) pentaoxochromate)
  89. Reznitskyite (IMA2021-067) https://www.mindat.org/min-55687.html [no] [no]

Rh – Ry

  1. Rhabdoborite
  2. Rhabdoborite-(Mo) (IMA2019-114) 6.0 https://www.mindat.org/min-54356.html [no] [no]
  3. Rhabdoborite-(V) (IMA2017-108) 6.0 https://www.mindat.org/min-52886.html [no] [no]
  4. Rhabdoborite-(W) (IMA2017-109) 6.0 https://www.mindat.org/min-52888.html [no] [no]
  5. Rhabdophane 8.CJ.45 <br/>(IUPAC: REE phosphate monohydrate)
  6. Rhabdophane-(Ce) (IMA1987 s.p., 1885) 8.CJ.45 http://www.mindat.org/min-3397.html http://www.webmineral.com/data/Rhabdophane-%28Ce%29.shtml http://www.handbookofmineralogy.com/pdfs/rhabdophane-(Ce).pdf
  7. Rhabdophane-(La) (IMA1987 s.p., 1883) 8.CJ.45 http://www.mindat.org/min-3398.html http://www.webmineral.com/data/Rhabdophane-%28La%29.shtml http://www.handbookofmineralogy.com/pdfs/rhabdophane-(La).pdf
  8. Rhabdophane-(Nd) (IMA1966 s.p., 1951) 8.CJ.45 http://www.mindat.org/min-3399.html http://www.webmineral.com/data/Rhabdophane-%28Nd%29.shtml http://www.handbookofmineralogy.com/pdfs/rhabdophane-(Nd).pdf
  9. Rhabdophane-(Y) (IMA2011-031) 8.CJ.45 http://www.mindat.org/min-42532.html [no] http://www.handbookofmineralogy.com/pdfs/rhabdophane-(Y).pdf
  10. Rheniite (IMA1999-004a) 2.EB.35 http://www.mindat.org/min-7269.html http://webmineral.com/data/Rheniite.shtml [no] <br/>(IUPAC: rhenium disulfide)
  11. Rhenium<sup>D</sup> (element: 1976) 1.AB.05 http://www.mindat.org/min-3401.html [no] http://www.handbookofmineralogy.com/pdfs/rhenium.pdf
  12. Rhodarsenide (IMA1996-030) 2.AC.25b http://www.mindat.org/min-7270.html http://www.webmineral.com/data/Rhodarsenide.shtml [no] <br/>(IUPAC: dirhodium arsenide)
  13. Rhodesite (rhodesite: 1957) 9.EB.05 http://www.mindat.org/min-3403.html http://www.webmineral.com/data/Rhodesite.shtml http://www.handbookofmineralogy.com/pdfs/rhodesite.pdf
  14. Rhodium (element: IMA1974-012) 1.AF.10 https://web.archive.org/web/20121114125038/http://www.mindat.org/min-3404.html http://www.webmineral.com/data/Rhodium.shtml http://www.handbookofmineralogy.com/pdfs/rhodium.pdf
  15. Rhodizite (Y: 1834) 6.GC.05 http://www.mindat.org/min-3405.html http://www.webmineral.com/data/Rhodizite.shtml http://www.handbookofmineralogy.com/pdfs/rhodizite.pdf <br/>(IUPAC: potassium tetraberyllium tetralumino (beryllium undecaborate) octaicosaoxide)
  16. Rhodochrosite (calcite: IMA1962 s.p., 1813) 5.AB.05 http://www.mindat.org/min-3406.html http://www.webmineral.com/data/Rhodochrosite.shtml http://www.handbookofmineralogy.com/pdfs/rhodochrosite.pdf <br/>(IUPAC: manganese carbonate)
  17. Rhodonite (rhodonite: IMA1980 s.p., 1819) 9.DK.05 http://www.mindat.org/min-3407.html http://www.webmineral.com/data/Rhodonite.shtml http://www.handbookofmineralogy.com/pdfs/rhodonite.pdf <br/>(IUPAC: manganese(II) trioxosilicate)
  18. Rhodostannite (spinel, linnaeite: IMA1968-018) 2.DA.10 http://www.mindat.org/min-3408.html http://www.webmineral.com/data/Rhodostannite.shtml http://www.handbookofmineralogy.com/pdfs/rhodostannite.pdf <br/>(IUPAC: di(copper,silver) iron octasulfide tristannide)
  19. Rhodplumsite (IMA1982-043) 2.BE.15 http://www.mindat.org/min-3409.html http://www.webmineral.com/data/Rhodplumsite.shtml http://www.handbookofmineralogy.com/pdfs/rhodplumsite.pdf <br/>(IUPAC: trirhodium dilead disulfide)
  20. Rhomboclase (Y: 1891) 7.CB.55 http://www.mindat.org/min-3410.html http://www.webmineral.com/data/Rhomboclase.shtml http://www.handbookofmineralogy.com/pdfs/rhomboclase.pdf
  21. Rhönite (sapphirine: IMA2007 s.p., 1907) 9.DH.40 http://www.mindat.org/min-3402.html http://www.webmineral.com/data/Rhonite.shtml http://www.handbookofmineralogy.com/pdfs/rhonite.pdf
  22. Ribbeite (humite: IMA1985-045) 9.AF.65 http://www.mindat.org/min-3411.html http://www.webmineral.com/data/Ribbeite.shtml http://www.handbookofmineralogy.com/pdfs/ribbeite.pdf <br/>(IUPAC: pentamanganese(II) di(tetraoxosilicate) dihydroxyl)
  23. Richardsite (stannite: IMA2019-136) 2.0 https://www.mindat.org/min-54602.html [no] [no]
  24. Richardsollyite (IMA2016-043) 2.0 http://www.mindat.org/min-47993.html [no] [no] <br/>(IUPAC: thallium lead sulfarsenite)
  25. Richellite<sup>Q</sup> (Y: 1883) 8.BB.90 http://www.mindat.org/min-3413.html http://www.webmineral.com/data/Richellite.shtml http://www.handbookofmineralogy.com/pdfs/richellite.pdf <br/>(IUPAC: calcium diron(III) diphosphate di(hydroxy,fluorine))
  26. Richelsdorfite (IMA1982-019) 8.DK. http://www.mindat.org/min-3414.html http://www.webmineral.com/data/Richelsdorfite.shtml http://www.handbookofmineralogy.com/pdfs/richelsdorfite.pdf <br/>(IUPAC: dicalcium pentacopper antimony(V) hexahydro chloro tetrarsenate hexahydrate)
  27. Richetite (Y: 1947) 4.GB.15 http://www.mindat.org/min-3415.html http://www.webmineral.com/data/Richetite.shtml http://www.handbookofmineralogy.com/pdfs/richetite.pdf
  28. Richterite [Na-Ca-amphibole: IMA2012 s.p., IMA1997 s.p., 1865] 9.DE.20 http://www.mindat.org/min-3416.html http://www.webmineral.com/data/Richterite.shtml http://www.handbookofmineralogy.com/pdfs/richterite.pdf
  29. Rickardite (Y: 1903) 2.BA.30 http://www.mindat.org/min-3417.html http://www.webmineral.com/data/Rickardite.shtml http://www.handbookofmineralogy.com/pdfs/rickardite.pdf <br/>()
  30. Rickturnerite (IMA2010-034) 3.DB. http://www.mindat.org/min-40290.html [no] http://www.handbookofmineralogy.com/pdfs/rickturnerite.pdf <br/>(IUPAC: heptalead tetraoxo [tetrahydroxy magnesium] hydroxytrichloride)
  31. Riebeckite [Na-amphibole: IMA2012 s.p., IMA1997 s.p., 1888] 9.DE.25 http://www.mindat.org/min-3418.html http://www.webmineral.com/data/Riebeckite.shtml http://www.handbookofmineralogy.com/pdfs/riebeckite.pdf
  32. Riesite (IMA2015-110a) 4.0 https://www.mindat.org/min-51474.html [no] [no] <br/>(IUPAC: titanium dioxide)
  33. Rietveldite (IMA2016-081) 7.0 http://www.mindat.org/min-50771.html [no] [no] <br/>(IUPAC: iron uranyl disulfate pentawater)
  34. Rilandite<sup>Q</sup> (Y: 1933) 9.HB.10 http://www.mindat.org/min-3419.html http://www.webmineral.com/data/Rilandite.shtml http://www.handbookofmineralogy.com/pdfs/rilandite.pdf
  35. Rimkorolgite (IMA1990-032) 8.CH.45 http://www.mindat.org/min-3420.html http://www.webmineral.com/data/Rimkorolgite.shtml http://www.handbookofmineralogy.com/pdfs/rimkorolgite.pdf <br/>(IUPAC: barium pentamagnesium tetraphosphate octahydrate)
  36. Ringwoodite (spinel, ringwoodite: IMA1968-036) 9.AC.15 http://www.mindat.org/min-3421.html http://www.webmineral.com/data/Ringwoodite.shtml http://www.handbookofmineralogy.com/pdfs/ringwoodite.pdf <br/>(IUPAC: dimagnesium tetraoxosilicate)
  37. Rinkite (seidozerite, rinkite) 9.00.20
  38. Rinkite-(Ce) (IMA2016 s.p., IMA2009-C, 1884) 9.00.20 http://www.mindat.org/min-3422.html http://www.webmineral.com/data/Rinkite.shtml http://www.handbookofmineralogy.com/pdfs/rinkite.pdf
  39. Rinkite-(Y) (IMA2017-043) 9.00.20 https://www.mindat.org/min-52144.html [no] [no]
  40. Rinmanite (nolanite: IMA2000-036) 4.CB.40 http://www.mindat.org/min-10734.html http://www.webmineral.com/data/Rinmanite.shtml http://www.handbookofmineralogy.com/pdfs/rinmanite.pdf <br/>(IUPAC: dimagnesium tetrairon dizinc diantimony dihydro tetradecaoxide)
  41. Rinneite (rinneite: 1909) 3.CJ.05 http://www.mindat.org/min-3423.html http://www.webmineral.com/data/Rinneite.shtml http://www.handbookofmineralogy.com/pdfs/rinneite.pdf <br/>(IUPAC: tripotassium sodium iron(II) hexachloride)
  42. Riomarinaite (IMA2000-004) 7.DF.75 http://www.mindat.org/min-27210.html http://www.webmineral.com/data/Riomarinaite.shtml http://www.handbookofmineralogy.com/pdfs/riomarinaite.pdf <br/>(IUPAC: bismuth hydro sulfate monohydrate)
  43. Ríosecoite (IMA2018-023) 8.0 https://www.mindat.org/min-52989.html [no] [no]
  44. Riotintoite (IMA2015-085) 7.0 http://www.mindat.org/min-46850.html [no] [no] <br/>(IUPAC: aluminium hydro sulfate trihydrate)
  45. Rippite (IMA2016-025) 9.0 http://www.mindat.org/min-47923.html [no] [no]
  46. Rittmannite (whiteite: IMA1987-048) 8.DH.15 http://www.mindat.org/min-3425.html http://www.webmineral.com/data/Rittmannite.shtml http://www.handbookofmineralogy.com/pdfs/rittmannite.pdf
  47. Rivadavite (IMA1966-010) 6.FA.20 http://www.mindat.org/min-3426.html http://www.webmineral.com/data/Rivadavite.shtml http://www.handbookofmineralogy.com/pdfs/rivadavite.pdf <br/>(IUPAC: hexasodium magnesium tetra[hexahydro heptaoxohexaborate] decahydrate)
  48. Riversideite<sup>Q</sup> (tobermorite: 1917) 9.DG.10 http://www.mindat.org/min-3427.html http://www.webmineral.com/data/Riversideite.shtml http://www.handbookofmineralogy.com/pdfs/riversideite.pdf <br/>(IUPAC: pentacalcium hexadecaoxohexasilicate dihydroxyl dihydrate)
  49. Roaldite (nitride: IMA1980-079) 1.BC.05 http://www.mindat.org/min-3430.html http://www.webmineral.com/data/Roaldite.shtml http://www.handbookofmineralogy.com/pdfs/roaldite.pdf <br/>(IUPAC: tetra(iron,nickel) nitride)
  50. Robertsite (arseniosiderite: IMA1973-024) 8.DH.30 http://www.mindat.org/min-3431.html http://www.webmineral.com/data/Robertsite.shtml http://www.handbookofmineralogy.com/pdfs/robertsite.pdf <br/>(IUPAC: dicalcium trimanganese(III) dioxotriphosphate trihydrate)
  51. Robinsonite (Y: 1952) 2.HC.20 http://www.mindat.org/min-3432.html http://www.webmineral.com/data/Robinsonite.shtml http://www.handbookofmineralogy.com/pdfs/robinsonite.pdf <br/>(Pb<sub>4</sub>Sb<sub>6</sub>S<sub>13</sub>)
  52. Rockbridgeite (rockbridgeite: 1949) 8.BC.10 http://www.mindat.org/min-3433.html http://www.webmineral.com/data/Rockbridgeite.shtml http://www.handbookofmineralogy.com/pdfs/rockbridgeite.pdf <br/>(IUPAC: iron(II) tetrairon(III) pentahydro triphosphate)
  53. Rodalquilarite (tellurite: IMA1967-040) 4.JL.05 http://www.mindat.org/min-3435.html http://www.webmineral.com/data/Rodalquilarite.shtml http://www.handbookofmineralogy.com/pdfs/rodalquilarite.pdf <br/>(IUPAC: trihydrogen diron(III) chloro tetratellurate(IV))
  54. Rodolicoite (quartz: IMA1995-038) 8.AA.05 http://www.mindat.org/min-7271.html http://www.webmineral.com/data/Rodolicoite.shtml http://www.handbookofmineralogy.com/pdfs/rodolicoite.pdf <br/>(IUPAC: iron(III) phosphate)
  55. Roeblingite (Y: 1897) 9.CB.05 http://www.mindat.org/min-3436.html http://www.webmineral.com/data/Roeblingite.shtml http://www.handbookofmineralogy.com/pdfs/roeblingite.pdf
  56. Roedderite (milarite: IMA1965-023) 9.CM.05 http://www.mindat.org/min-3437.html http://www.webmineral.com/data/Roedderite.shtml http://www.handbookofmineralogy.com/pdfs/roedderite.pdf
  57. Rogermitchellite (IMA2003-019) 9.C http://www.mindat.org/min-27514.html [no] http://www.handbookofmineralogy.com/pdfs/rogermitchellite.pdf
  58. Roggianite (zeolitic tectosilicate: IMA1968-015) 9.GB.20 http://www.mindat.org/min-3438.html http://www.webmineral.com/data/Roggianite.shtml http://www.handbookofmineralogy.com/pdfs/roggianite.pdf
  59. Rohaite (IMA1973-043) 2.BD.35 http://www.mindat.org/min-3439.html http://www.webmineral.com/data/Rohaite.shtml http://www.handbookofmineralogy.com/pdfs/rohaite.pdf <br/>()
  60. Rokühnite (IMA1979-036) 3.BB.10 http://www.mindat.org/min-3440.html http://www.webmineral.com/data/Rokuhnite.shtml http://www.handbookofmineralogy.com/pdfs/rokuhnite.pdf <br/>(IUPAC: iron dichloride dihydrate)
  61. Rollandite (IMA1998-001) 8.CD.30 http://www.mindat.org/min-7037.html http://www.webmineral.com/data/Rollandite.shtml http://www.handbookofmineralogy.com/pdfs/rollandite.pdf <br/>(IUPAC: tricopper diarsenate tetrahydrate)
  62. Romanèchite (IMA1982 s.p., 1900) 4.DK.10 http://www.mindat.org/min-3441.html http://www.webmineral.com/data/Roman%E8chite.shtml http://www.handbookofmineralogy.com/pdfs/romanechite.pdf
  63. Romanorlovite (IMA2014-011) 3.0 http://www.mindat.org/min-46113.html [no] [no] <br/>(IUPAC: undecapotassium nonacopper tetrahydro pentaicosachloride dihydrate)
  64. Romarchite (IMA1969-006) 4.AC.20 http://www.mindat.org/min-3442.html http://www.webmineral.com/data/Romarchite.shtml http://www.handbookofmineralogy.com/pdfs/romarchite.pdf <br/>(IUPAC: tin oxide), anthropogenic
  65. (<small>Roméite group (A<sub>2</sub>Sb<sub>2</sub>O<sub>6</sub>Y), pyrochlore supergroup http://www.mindat.org/min-3443.html</small>)
  66. Römerite (Y: 1858) 7.CB.75 http://www.mindat.org/min-3428.html http://www.webmineral.com/data/R%F6merite.shtml http://www.handbookofmineralogy.com/pdfs/romerite.pdf <br/>(IUPAC: iron(II) diron(III) tetrasulfate tetradecahydrate)
  67. Rondorfite (IMA1997-013) 9.AB.20 http://www.mindat.org/min-25682.html http://www.webmineral.com/data/Rondorfite.shtml [no] <br/>(IUPAC: octacalcium magnesium tetra(tetraoxosilicate) dichloride)
  68. Rongibbsite (zeolitic aluminosilicate: IMA2010-055) 9.G http://www.mindat.org/min-41131.html [no] [no] <br/>(IUPAC: dilead (aluminotetrasilicate) undecaoxyhydroxyl)
  69. Ronneburgite (IMA1998-069) 8.AC.75 http://www.mindat.org/min-11000.html http://www.webmineral.com/data/Ronneburgite.shtml [no] <br/>(IUPAC: dipotassium manganese dodecaoxotetravanadate)
  70. Röntgenite-(Ce) (IMA1987 s.p., 1953) 5.BD.20d http://www.mindat.org/min-3429.html http://www.webmineral.com/data/Rontgenite-%28Ce%29.shtml http://www.handbookofmineralogy.com/pdfs/r%C3%B6ntgenite-(Ce).pdf <br/>(IUPAC: dicalcium tricerium trifluoro pentacarbonate)
  71. Rooseveltite (monazite: 1947) 8.AD.50 http://www.mindat.org/min-3444.html http://www.webmineral.com/data/Rooseveltite.shtml http://www.handbookofmineralogy.com/pdfs/rooseveltite.pdf <br/>(IUPAC: bismuth arsenate)
  72. Roquesite (chalcopyrite: IMA1962-001) 2.CB.10a http://www.mindat.org/min-3445.html http://www.webmineral.com/data/Roquesite.shtml http://www.handbookofmineralogy.com/pdfs/roquesite.pdf <br/>(IUPAC: copper indium disulfide)
  73. Rorisite (matlockite: IMA1989-015) 3.DC.25 http://www.mindat.org/min-3446.html http://www.webmineral.com/data/Rorisite.shtml http://www.handbookofmineralogy.com/pdfs/rorisite.pdf <br/>(IUPAC: calcium chloride fluoride)
  74. Rosasite (malachite: 1908) 5.BA.10 http://www.mindat.org/min-3447.html http://www.webmineral.com/data/Rosasite.shtml http://www.handbookofmineralogy.com/pdfs/rosasite.pdf <br/>(IUPAC: copper zinc dihydro carbonate)
  75. Roscherite (roscherite: 1914) 8.DA.10 http://www.mindat.org/min-3448.html http://www.webmineral.com/data/Roscherite.shtml http://www.handbookofmineralogy.com/pdfs/roscherite.pdf <br/>(IUPAC: dicalcium pentamanganese(V) tetraberyllium tetrahydro pentaphosphate hexahydrate)
  76. Roscoelite (mica: IMA1998 s.p., 1876) 9.EC.15 http://www.mindat.org/min-3449.html http://www.webmineral.com/data/Roscoelite.shtml http://www.handbookofmineralogy.com/pdfs/roscoelite.pdf <br/>(IUPAC: potassium divanadium(III) (aluminotrisilicate) decaoxydihydroxyl)
  77. Roselite (roselite: 1824) 8.CG.10 http://www.mindat.org/min-3450.html http://www.webmineral.com/data/Roselite.shtml http://www.handbookofmineralogy.com/pdfs/roselite.pdf <br/>(IUPAC: dicalcium cobalt diarsenate dihydrate)
  78. Rosemaryite (alluaudite, wyllieite: IMA1979 s.p.) 8.AC.15 http://www.mindat.org/min-3452.html http://www.webmineral.com/data/Rosemaryite.shtml http://www.handbookofmineralogy.com/pdfs/rosemaryite.pdf <br/>(IUPAC: vacancy sodium manganese(II) (iron(III) aluminium) triphosphate)
  79. Rosenbergite (IMA1992-046) 3.CD.05 http://www.mindat.org/min-3453.html http://www.webmineral.com/data/Rosenbergite.shtml http://www.handbookofmineralogy.com/pdfs/rosenbergite.pdf <br/>(IUPAC: dialumino difluoride octa[fluoride water] dihydrate)
  80. Rosenbuschite (seidozerite, rinkite: 1887) 9.BE.22 http://www.mindat.org/min-3454.html http://www.webmineral.com/data/Rosenbuschite.shtml http://www.handbookofmineralogy.com/pdfs/rosenbuschite.pdf
  81. Rosenhahnite (IMA1965-030) 9.BJ.10 http://www.mindat.org/min-3455.html http://www.webmineral.com/data/Rosenhahnite.shtml http://www.handbookofmineralogy.com/pdfs/rosenhahnite.pdf <br/>(IUPAC: tricalcium octaoxotrisilicate dihydroxyl)
  82. Roshchinite (lillianite: IMA1989-006) 2.JB.40a http://www.mindat.org/min-3457.html http://www.webmineral.com/data/Roshchinite.shtml http://www.handbookofmineralogy.com/pdfs/roshchinite.pdf <br/>()
  83. Rosiaite (IMA1995-021) 4.DH.25 http://www.mindat.org/min-7274.html http://www.webmineral.com/data/Rosiaite.shtml http://www.handbookofmineralogy.com/pdfs/rosiaite.pdf <br/>(IUPAC: lead ditin hexaoxide)
  84. Rosickýite (Y: 1931) 1.CC.05 http://www.mindat.org/min-3458.html http://www.webmineral.com/data/Rosickyite.shtml http://www.handbookofmineralogy.com/pdfs/rosickyite.pdf <br/>(IUPAC: sulfur)
  85. Rosièresite<sup>Q,H</sup> (Y: 1841) 8.DF.10 http://www.mindat.org/min-3459.html [no] http://www.handbookofmineralogy.com/pdfs/rosieresite.pdf <br /><small>Note: an amorphous hydrous phosphate of Al with Pb and Cu.</small>
  86. Rossiantonite (IMA2012-056) 7.0 http://www.mindat.org/min-43579.html [no] [no] <br/>(IUPAC: trialuminium dihydro phosphate disulfate decawater tetrahydrate)
  87. Rossite (Y: 1927) 4.HD.05 http://www.mindat.org/min-3460.html http://www.webmineral.com/data/Rossite.shtml http://www.handbookofmineralogy.com/pdfs/rossite.pdf <br/>(IUPAC: calcium di(trixovanadate) tetrahydrate)
  88. Rösslerite (Y: 1861) 8.CE.20 http://www.mindat.org/min-3470.html http://www.webmineral.com/data/Rosslerite.shtml http://www.handbookofmineralogy.com/pdfs/rosslerite.pdf <br/>(IUPAC: magnesium hydroxoarsenate heptahydrate)
  89. Rossmanite (tourmaline: IMA1996-018) 9.CK.05 http://www.mindat.org/min-7275.html http://www.webmineral.com/data/Rossmanite.shtml [no]
  90. Rossovskyite (columbite: IMA2014-056) 4.0 http://www.mindat.org/min-46437.html [no] [no]
  91. Rostite (IMA1988 s.p., 1979 Rd) 7.DB.10 http://www.mindat.org/min-3461.html http://www.webmineral.com/data/Rostite.shtml http://www.handbookofmineralogy.com/pdfs/rostite.pdf <br/>(IUPAC: aluminium hydro sulfate pentahydrate)
  92. Roterbärite (IMA2019-043) 2.0 https://www.mindat.org/min-53743.html [no] [no]
  93. Rouaite (nitrate: IMA1999-010) 5.NB.05 http://www.mindat.org/min-10588.html http://www.webmineral.com/data/Rouaite.shtml http://www.handbookofmineralogy.com/pdfs/rouaite.pdf <br/>(IUPAC: dicopper trihydro nitrate)
  94. Roubaultite (IMA1970-030) 5.EA.25 http://www.mindat.org/min-3462.html http://www.webmineral.com/data/Roubaultite.shtml http://www.handbookofmineralogy.com/pdfs/roubaultite.pdf <br/>(IUPAC: dicopper dioxo triuranyl dihydro dicarbonate tetrahydrate)
  95. Roumaite (mosandrite: IMA2008-024) 9.B http://www.mindat.org/min-38702.html [no] http://www.handbookofmineralogy.com/pdfs/roumaite.pdf
  96. Rouseite (IMA1984-071) 4.JC.15 http://www.mindat.org/min-3463.html http://www.webmineral.com/data/Rouseite.shtml http://www.handbookofmineralogy.com/pdfs/rouseite.pdf <br/>(IUPAC: dilead manganese(II) diarsenate dihydrate)
  97. Routhierite (routhierite: IMA1973-030) 2.GA.40 http://www.mindat.org/min-3464.html http://www.webmineral.com/data/Routhierite.shtml http://www.handbookofmineralogy.com/pdfs/routhierite.pdf <br/>(IUPAC: copper thallium dimercury hexasulfide diarsenide)
  98. Rouvilleite (IMA1989-050) 5.BC.10 http://www.mindat.org/min-3465.html http://www.webmineral.com/data/Rouvilleite.shtml http://www.handbookofmineralogy.com/pdfs/rouvilleite.pdf <br/>(IUPAC: trisodium calcium manganese(II) fluoro tricarbonate)
  99. Rouxelite (IMA2002-062) 2.JB.25j http://www.mindat.org/min-26393.html http://www.webmineral.com/data/Rouxelite.shtml http://www.handbookofmineralogy.com/pdfs/rouxelite.pdf <br/>(Cu<sub>2</sub>HgPb<sub>22</sub>Sb<sub>28</sub>S<sub>64</sub>(O,S)<sub>2</sub>)
  100. Roweite (Y: 1937) 6.DA.25 http://www.mindat.org/min-3466.html http://www.webmineral.com/data/Roweite.shtml http://www.handbookofmineralogy.com/pdfs/roweite.pdf <br/>(IUPAC: dicalcium dimanganese(II) hexahydro heptaoxotetraborate)
  101. Rowlandite-(Y) (IMA1987 s.p., 1891) 9.HG.20 http://www.mindat.org/min-3467.html http://www.webmineral.com/data/Rowlandite-%28Y%29.shtml http://www.handbookofmineralogy.com/pdfs/rowlandite-(Y).pdf <br/>(IUPAC: iron(II) tetrayttrium di(heptaoxodisilicate) difluoride)
  102. Rowleyite (IMA2016-037) 4.0 http://www.mindat.org/min-50335.html [no] [no]
  103. Roxbyite (IMA1986-010) 2.BA.05 http://www.mindat.org/min-3468.html http://www.webmineral.com/data/Roxbyite.shtml http://www.handbookofmineralogy.com/pdfs/roxbyite.pdf <br/>(IUPAC: nonacopper pentasulfide)
  104. Roymillerite (molybdophyllite: IMA2016-061) 09.H http://www.mindat.org/min-50357.html [no] [no]
  105. Rozenite (starkeyite: IMA1963 s.p., IMA1962-006 Rd) 7.CB.15 http://www.mindat.org/min-3469.html http://www.webmineral.com/data/Rozenite.shtml http://www.handbookofmineralogy.com/pdfs/rozenite.pdf <br/>(IUPAC: iron(II) sulfate tetrahydrate)
  106. Rozhdestvenskayaite-(Zn) (tetrahedrite: IMA2018-K, IMA2016-094) 2.0 https://www.mindat.org/min-51471.html [no] [no] <br/>(Ag<sub>10</sub>Zn<sub>2</sub>Sb<sub>4</sub>S<sub>13</sub>)
  107. Rruffite (roselite: IMA2009-077) 8.CG.10 http://www.mindat.org/min-39845.html [no] [no] <br/>(IUPAC: dicalcium copper diarsenate dihydrate)
  108. Ruarsite (arsenopyrite: IMA1980 s.p., 1979) 2.EB.20 http://www.mindat.org/min-3471.html http://www.webmineral.com/data/Ruarsite.shtml http://www.handbookofmineralogy.com/pdfs/ruarsite.pdf <br/>(IUPAC: ruthenium sulfarsenide)
  109. Rubicline (feldspar: IMA1996-058) 9.FA.30 http://www.mindat.org/min-7276.html http://www.webmineral.com/data/Rubicline.shtml [no] <br/>(IUPAC: rubidium (aluminoctaoxotrisilicate))
  110. Rubinite (garnet: IMA2016-110) 9.A https://www.mindat.org/min-51587.html [no] [no] <br/>(IUPAC: tricalcium dititanium(III) dodecaoxotrisilicate)
  111. Rucklidgeite (aleksite: IMA1975-029) 2.GC.40c http://www.mindat.org/min-3474.html http://www.webmineral.com/data/Rucklidgeite.shtml http://www.handbookofmineralogy.com/pdfs/rucklidgeite.pdf <br/>(IUPAC: lead dibismuth tetratelluride)
  112. Rudabányaite (IMA2016-088) 8.0 https://www.mindat.org/min-51409.html [no] [no] <br/>(IUPAC: (disilver dimercury) chloro arsenate)
  113. Rudashevskyite (sphalerite: IMA2005-017) 2.CB.05a http://www.mindat.org/min-27575.html http://www.webmineral.com/data/Rudashevskyite.shtml [no] <br/>(IUPAC: (iron,zinc) sulfide)
  114. Rudenkoite (IMA2003-060) 9.HA.50 http://www.mindat.org/min-26665.html http://www.webmineral.com/data/Rudenkoite.shtml http://www.handbookofmineralogy.com/pdfs/rudenkoite.pdf
  115. Rüdlingerite (IMA2016-054a) 4.0 https://www.mindat.org/min-52164.html [no] [no] <br/>(IUPAC: dimanganese(II) heptaoxovanadate(V)arsenate(V) dihydrate)
  116. Rudolfhermannite (zemannite: IMA2021-099) 4.JM. https://www.mindat.org/min-55950.html [no] [no]
  117. Ruifrancoite (roscherite: IMA2005-061a) 8.DA.10 http://www.mindat.org/min-29066.html http://www.webmineral.com/data/Ruifrancoite.shtml [no]
  118. Ruitenbergite (IMA1992-011) 6.GD.05 http://www.mindat.org/min-3475.html http://www.webmineral.com/data/Ruitenbergite.shtml http://www.handbookofmineralogy.com/pdfs/ruitenbergite.pdf
  119. Ruizite (ruizite: IMA1977-007) 9.BJ.35 http://www.mindat.org/min-3476.html http://www.webmineral.com/data/Ruizite.shtml http://www.handbookofmineralogy.com/pdfs/ruizite.pdf
  120. Rumoiite (tin alloy: IMA2018-161) 1.0 https://www.mindat.org/min-53563.html [no] [no] <br />(IUPAC: gold ditin alloy)
  121. Rumseyite (IMA2011-091) 3.0 http://www.mindat.org/min-42723.html [no] [no] <br />(IUPAC: [dilead oxofluoride] chloride)
  122. Rusakovite (IMA1962 s.p., 1960) 8.DF.15 http://www.mindat.org/min-3477.html http://www.webmineral.com/data/Rusakovite.shtml http://www.handbookofmineralogy.com/pdfs/rusakovite.pdf <br />(IUPAC: penta(iron,aluminium) nonahydro divanadate trihydrate)
  123. Rusinovite (IMA2010-072) 9.B http://www.mindat.org/min-41179.html [no] [no] <br />(IUPAC: decacalcium tri(heptaoxodisilicate) dichlorine)
  124. Russellite (Y: 1938) 4.DE.15 http://www.mindat.org/min-3478.html http://www.webmineral.com/data/Russellite.shtml http://www.handbookofmineralogy.com/pdfs/russellite.pdf <br />(IUPAC: dibismuth hexaoxotungstate)
  125. Russoite (IMA2015-105) 4.0 http://www.mindat.org/min-47596.html [no] [no] <br />(IUPAC: diammonium dichlorine hexaoxotetraarsenate water)
  126. Rustenburgite (auricupride: IMA1974-040) 1.AG.10 http://www.mindat.org/min-3479.html http://www.webmineral.com/data/Rustenburgite.shtml http://www.handbookofmineralogy.com/pdfs/rustenburgite.pdf <br/>(IUPAC: triplatinum tin alloy)
  127. Rustumite (IMA1964-004) 9.BG.30 http://www.mindat.org/min-3480.html http://www.webmineral.com/data/Rustumite.shtml http://www.handbookofmineralogy.com/pdfs/rustumite.pdf <br/>(IUPAC: decacalcium di(heptaoxodisilicate) tetrasilicate dihydroxyl dichlorine)
  128. Ruthenarsenite (modderite: IMA1973-020) 2.CC.15 http://www.mindat.org/min-3481.html http://www.webmineral.com/data/Ruthenarsenite.shtml http://www.handbookofmineralogy.com/pdfs/ruthenarsenite.pdf <br/>(IUPAC: (ruthenium,nickel) arsenide)
  129. Rutheniridosmine (alloy: IMA1973 s.p., 1936 Rd) 1.AF.05 http://www.mindat.org/min-3482.html http://www.webmineral.com/data/Rutheniridosmine.shtml http://www.handbookofmineralogy.com/pdfs/rutheniridosmine.pdf <br />()
  130. Ruthenium (element: IMA1974-013) 1.AF.05 http://www.mindat.org/min-3483.html http://www.webmineral.com/data/Ruthenium.shtml http://www.handbookofmineralogy.com/pdfs/ruthenium.pdf
  131. Rutherfordine (IMA1962 s.p., 1906) 5.EB.05 http://www.mindat.org/min-3484.html http://www.webmineral.com/data/Rutherfordine.shtml http://www.handbookofmineralogy.com/pdfs/rutherfordine.pdf <br/>(IUPAC: uranyl carbonate)
  132. Rutile (rutile: 1800) 4.DB.05 http://www.mindat.org/min-3486.html http://www.webmineral.com/data/Rutile.shtml http://www.handbookofmineralogy.com/pdfs/rutile.pdf <br/>(IUPAC: titanium(IV) oxide)
  133. Ryabchikovite (pyroxene: IMA2021-011) https://www.mindat.org/min-55453.html [no] [no] <br />(IUPAC: copper magnesium hexaoxodisilicate)
  134. Rynersonite (aeschynite: IMA1974-058) 4.DF.05 http://www.mindat.org/min-3488.html http://www.webmineral.com/data/Rynersonite.shtml http://www.handbookofmineralogy.com/pdfs/rynersonite.pdf <br/>(IUPAC: calcium ditantalum hexaoxide)

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