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Gratonite

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SCH45155

Gratonite

Description Tabs

Description
Locality: 
Rio Tinto Mines, Huelva, Andalusia, Spain
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 1.5 × 1.1 cm
Description

An excellent cluster of dull steel-grey prismatic gratonite crystals perched on pyrite matrix.

Mineral Data
What's on the rock

Gratonite

Formula: 
Pb9As4S15
Strunz: 
2.JB.55
Hardness: 
2.5
Streak: 
Black
Type Locality: 
Excelsior Mine, Cerro de Pasco, Pasco province, Pasco department, Peru
schani

Seller Information

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