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Fluorite & Galena

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ESM221331

Fluorite & Galena

Description Tabs

Description
Locality: 
Cave In Rock District, Illinois, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.2 × 4.1 × 3.5 cm
Description

A combination of stepped sharp purple fluorite cubes on galena cubes (purchased 1975)

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