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Sperrylite

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Watches:
MGR800449

Sperrylite

Classic Locality

Description Tabs

Description
Locality: 
Talnakh, Noril'sk, Putoran Plateau, Taimyr Peninsula, Krasnoyarsk Krai, Russian Federation
Class: 
Single Crystal
Size Range: 
Micromount (under 1cm)
Size: 
0.6 × 0.8 × 0.6 cm
Description

A modified cubo-octahedral crystal with mirror-like luster and sharp termination. A very rare mineral (Pt/As) and the only platin mineral that developed crystals of relevance. Discovered in the 90ties, very hard to obtain!

Mineral Data
What's on the rock

Sperrylite

Formula: 
PtAs2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 7.0
Colour: 
Tin-white
Type Locality: 
Vermilion Mine, Denison Township, Sudbury District, Ontario, Canada