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Coloradoite Szomolnokite & Gold

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CLB185767

Coloradoite Szomolnokite & Gold

ex collection Peter Wittmann
Rare Mineral

Description Tabs

Description
Locality: 
Bessie G Mine, La Plata District, La Plata County, Colorado, United States of America
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 5.6 × 1.7 cm
Description

Dark gray coloradoite - a rare tellurium species - on quartz matrix with white szomolnokite (also quite rare) and microscopic gold grains.

Mineral Data
What's on the rock

Coloradoite

Formula: 
HgTe
Strunz: 
2.CB.05a
Hardness: 
2.5 - 0.0
Type Locality: 
Keystone Mine, Magnolia District, Boulder Co., Colorado, USA

Szomolnokite

Formula: 
FeSO4·H2O
Strunz: 
7.CB.05
Hardness: 
2.5
Type Locality: 
Smolník (Schmöllnitz; Szomolnok), Gelnica Co., Košice Region, Slovakia

Gold

Formula: 
Au
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Seller Information

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