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Marcasite On Wurtzite

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SUR49257

Marcasite On Wurtzite

Description Tabs

Description
Locality: 
Lockridge Mine, Bere Alston, Devon, United Kingdom
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5.5 × 4.5 cm
Description

Brassy marcasite crystals overgrowing a core of wurtzite.

Mineral Data
What's on the rock

Marcasite

Formula: 
FeS2
Strunz: 
2.EB.10a
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 6.5

Wurtzite

Formula: 
(Zn,Fe)S
Strunz: 
2.CB.45
Hardness: 
3.5 - 4.0
Streak: 
Brown
Type Locality: 
San José Mine, Oruro City, Cercado Province, Oruro Department, Bolivia
Surrey Minerals