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Djurleite Chalcocite & Silver

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PDM594968

Djurleite Chalcocite & Silver

New Discovery

Description Tabs

Description
Locality: 
Aït Ahmane, Zagora Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3.1 × 2.3 cm
Description

From a recent discovery (September 2015), lead-grey crystals of djurleite-chalcocite intergrowths on a silicate rich matrix, associated with rounded aggregates of native silver wires. 

Mineral Data
What's on the rock

Djurleite

Formula: 
Cu31S16
Strunz: 
2.BA.05
Hardness: 
2.5 - 3.0
Type Locality: 
Barranca de Cobre (Copper Canyon), Mun. de Chihuahua, Chihuahua, Mexico

Chalcocite

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

Silver

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

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