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Krutovite Stephanite & Proustite

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MLS611911

Krutovite Stephanite & Proustite

Ex Wörtzel Collection
Analysed

Description Tabs

Description
Locality: 
Svornost Mine, Jáchymov, Krušné Hory, Karlovy Vary Region, Czech Republic
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 2.4 × 1.7 cm
Description

Very rare mineral,krutovite,with stephanite and proustite.The specimen was analyzed from Dr. Jan Hlousek in Jachymov.

Mineral Data
What's on the rock

Krutovite

Formula: 
NiAs2
Strunz: 
2.EB.25
Crystal System: 
Isometric
Hardness: 
5.5
Type Locality: 
Potûčky (Breitenbach), Horní Blatná District (Platten), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Stephanite

Formula: 
Ag5SbS4
Strunz: 
2.GB.10
Crystal System: 
Orthorhombic - Pyramidal
Hardness: 
2.0 - 2.5
Type Locality: 
Freiberg District, Erzgebirge, Saxony, Germany

Proustite

Formula: 
Ag3AsS3
Strunz: 
2.GA.05
Crystal System: 
Trigonal
Hardness: 
2.0 - 2.5
Labels
Label Images - only: Krutovite Stephanite & Proustite
Label Images - only: Krutovite Stephanite & Proustite
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