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Comments: Bluish gray, metallic iridescent crystals of cohenite on matrix.
Location: Kopeisk, Chelyabinsk Oblast', Urals Region, Russia.
Scale: 2.3 mm.
© Thomas Witzke / Abraxas-Verlag
Cohenite: (Fe,Ni,Co)3C Troilite: FeS Kamacite: alpha-(Fe,Ni) Taenite: gamma-(Fe,Ni)
Comments: Brown masses of troilite, with white cohenite, in kamacite/taenite matrix, in meteorite (polished section).
Location: Meteor Crater, Canyon Diablo, Coconino County, Arizona, USA.
Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species