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Fluorite Galena & Sphalerite

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ESM753342

Fluorite Galena & Sphalerite

Description Tabs

Description
Locality: 
Denton Mine, Harris Creek, Hardin County, Illinois, United States of America
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
14 × 11 × 7 cm
Description

A cluster of strepped deep purple fluorite cubes with minor galena and sphalerite

Mineral Data
What's on the rock

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey

Sphalerite

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