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Polybasite-Tac

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JYJ745491

Polybasite-Tac

Description Tabs

Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.4 × 1.2 cm
Description

Grey metallic polybasite-Tac crystals in quartz from the famous Clara mine. 

Beautiful!

Mineral Data
What's on the rock

Polybasite-Tac

Polytype Of: 

Polybasite

Formula: 
[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Strunz: 
2.GB.15
Hardness: 
2.5 - 3.0