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Jalpaite On Chalcocite

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RHT787320

Jalpaite On Chalcocite

ex collection Peter Maurer
Classic Locality

Description Tabs

Description
Locality: 
Příbram District, Central Bohemian Region, Czech Republic
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.3 × 5.2 × 1.7 cm
Weight: 
53.00gr
Description

Small silvery gray jalpaite crystals on iridescent chalcocite.

Mineral Data
What's on the rock

Jalpaite

Formula: 
Ag3CuS2
Strunz: 
2.BA.45
Crystal System: 
Tetragonal - Ditetragonal Dipyramidal
Hardness: 
2.0 - 2.5
Streak: 
Black
Type Locality: 
Leonora Mine, Jalpa, Mun. de Jalpa, Zacatecas, Mexico

Chalcocite

Formula: 
Cu2S
Strunz: 
2.BA.05
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0