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Sulfosalt mineral

Sulfosalt minerals are sulfide minerals with the general formula , where

The Strunz classification includes the sulfosalts in a sulfides and sulfosalts superclass. A group which have similar appearing formulas are the sulfarsenides (for example cobaltite (Co,Fe)AsS). In sulfarsenides the arsenic substitutes for sulfide anions whereas in the sulfosalts the arsenic substitutes for a metal cation.

About 200 sulfosalt minerals are known. Examples include:

Nickel–Strunz Classification -02- Sulfosalts

IMA-CNMNC proposes a new hierarchical scheme (Mills et al., 2009). This list uses the Classification of Nickel–Strunz (mindat.org, 10 ed, pending publication).

  • Abbreviations:
  • "*" – discredited (IMA/CNMNC status).
  • "?" – questionable/doubtful (IMA/CNMNC status).
  • "REE" – Rare-earth element (Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu)
  • "PGE" – Platinum-group element (Ru, Rh, Pd, Os, Ir, Pt)
  • 03.C Aluminofluorides, 06 Borates, 08 Vanadates (04.H V<sup>[5,6]</sup> Vanadates), 09 Silicates:
  • Neso: insular (from Greek νῆσος nēsos, island)
  • Soro: grouping (from Greek σωρός sōros, heap, mound (especially of corn))
  • Cyclo: ring (from Greek κύκλος kyklos, wheel, ring, round)
  • Ino: chain (from Greek ἴς [genitive: ἰνός inos], fibre)
  • Phyllo: sheet (from Greek φύλλον phyllon, leaf)
  • Tekto: three-dimensional framework (from Greek stem τεκτ- tekt- in words having to do with carpentry)
  • Nickel–Strunz code scheme: NN.XY.##x
  • NN: Nickel–Strunz mineral class number
  • X: Nickel–Strunz mineral division letter
  • Y: Nickel–Strunz mineral family letter
  • <nowiki>##</nowiki>x: Nickel–Strunz mineral/group number, x add-on letter

Class: sulfosalts

Synthetic sulfosalts

Many sulfosalts can be prepared in the laboratory, including many that do not occur in nature.

References

  • Mozgova N.N. (2000). Sulfosalt mineralogy today. In: Modern Approaches to Ore and Environmental Mineralogy, MSF Mini-Symposium Espoo Finland, June 11–17, 2000, https://web.archive.org/web/20050907172937/http://www.igem.ru/igem/mine/sulfosalts.htm Retrieved July 22, 2005.