Mountain of Black Glass is a science fiction novel by American writer Tad Williams, the third book in his Otherland series. It was first published in 1999 with a paperback edition in 2000.
Continuing from River of Blue Fire, it brings the characters together at the battle of Troy and finally to the heart of the Grail Brotherhood.
References
- Forecasts: Fiction. Publishers Weekly. 1999;246(35):58. Accessed May 17, 2025. https://search.ebscohost.com/login.aspx?direct=true&db=lkh&AN=2231403&lang=ru&site=eds-live&scope=site
- Cassada J, Bryant E, Williams W, et al. Book reviews: Fiction. Library Journal. 1999;124(15):116. Accessed May 17, 2025. https://search.ebscohost.com/login.aspx?direct=true&db=lkh&AN=2291057&lang=ru&site=eds-live&scope=site