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Sphärosiderite & Pyrite

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NST635414

Sphärosiderite & Pyrite

Description Tabs

Description
Locality: 
Zacatecas, Mexico
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.4 × 3.5 × 3.2 cm
Description

A sample of sphärosiderite and pyrite in sphalerite matrix.

Mineral Data
What's on the rock

Sphärosiderite

Variety Of: 

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Hardness: 
3.5 - 4.5
Hardness: 
0.0

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5