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Witherite & Fluorite

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ESM216058

Witherite & Fluorite

Description Tabs

Description
Locality: 
Illinois-Kentucky Fluorospar District, Illinois, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.6 × 6.6 × 4.4 cm
Description

Sharp pseudohexagonal witherite crystals (all terminations are hoppered), perched on yellow fluorite crystals

Mineral Data
What's on the rock

Witherite

Formula: 
BaCO3
Strunz: 
5.AB.15
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Streak: 
White
Type Locality: 
Brownley Hill Mine (Bloomsberry Horse Level), Nenthead, Alston Moor District, North Pennines, North and Western Region (Cumberland), Cumbria, England, UK

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