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Domeykite & Mohawkite

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RGR726282

Domeykite & Mohawkite

Description Tabs

Description
Locality: 
Mohawk Mine, Mohawk, Keweenaw County, Michigan, United States of America
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 3 × 0.3 cm
Description

A rare unpolished TN specimen of Domeykite - Mohawkite original labeled Domeykite. From the famous extinct locality Mohawk Mine, Keweenaw Co. Mohawkite is a mixture of algodonite, domeykite and arsenic-rich copper and is unique to the Keweenaw. Old material cca 1960, from EX. Trdlicka Collection.

Mineral Data
What's on the rock

Domeykite

Formula: 
Cu3As
Strunz: 
2.AA.10b
Crystal System: 
Isometric
Hardness: 
3.0 - 3.5
Type Locality: 
Los Algodones Mine, Los Algodones district, El Arrayan, La Serena, Elqui Province, Coquimbo Region, Chile

Mohawkite

Mixture Of: 

Algodonite

Formula: 
(Cu1-xAsx)
Strunz: 
2.AA.10a
Hardness: 
4.0

Copper

Formula: 
Cu
Strunz: 
1.AA.05
Hardness: 
2.5 - 3.0

Domeykite

Formula: 
Cu3As
Strunz: 
2.AA.10b
Hardness: 
3.0 - 3.5

Paxite

Formula: 
CuAs2
Strunz: 
2.EB.15c
Hardness: 
3.5