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Billingsleyite Arsenopyrite & Luzonite

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ESM821056

Billingsleyite Arsenopyrite & Luzonite

Description Tabs

Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.5 × 1.5 cm
Description

Grey tabular billingsleyite with luzonite crystals on arsenopyrite  ( For original close-up photo contact us )

Mineral Data
What's on the rock

Billingsleyite

Formula: 
Ag7AsS6
Strunz: 
2.KB.05
Hardness: 
2.5
Type Locality: 
North Lily Mine (International Smelting Company; Wicklow), East Tintic District, East Tintic Mts, Utah Co., Utah, USA

Arsenopyrite

Formula: 
FeAsS
Strunz: 
2.EB.20
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0

Luzonite

Formula: 
Cu3AsS4
Strunz: 
2.KA.10
Crystal System: 
Tetragonal
Hardness: 
3.5
Streak: 
Black.
Type Locality: 
Lepanto Mine, Mancayan mineral district (Mankayan), Benguet Province, Cordillera Administrative Region, Luzon, Philippines