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Sphalerite On Dolomite

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MEX604292

Sphalerite On Dolomite

ex personal collection

Description Tabs

Description
Locality: 
Joplin Field, Jasper County, Missouri, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 3.1 × 2.2 cm
Weight: 
27.00gr
Description

Very nice specimen with metalic lustrous, reddish brown translucent sphalerite on contrast rich white dolomite.

Mineral Data
What's on the rock

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White