Cadmoselite

Cadmoselite is a rare cadmium selenide mineral with chemical formula CdSe. Cadmoselite crystallizes in the hexagonal system and occurs as black to pale grey opaque crystals and grains.[1][2]

Cadmoselite from the type locality: Ust' Uyok Deposit, Turan District, Tuva Republic, Russian Federation

It was first described in 1957 for an occurrence in Tuva. The mineral occurs as interstitial grains in sandstone formed under reducing alkaline diagenetic conditions.[1][2]

References
  1. http://rruff.geo.arizona.edu/doclib/hom/cadmoselite.pdf Handbook of Mineralogy
  2. http://webmineral.com/data/Cadmoselite.shtml Webmineral data
  • Emsley, John. Nature's Building Blocks. Oxford, 2001. ISBN 0-19-850341-5


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