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Fluorite With Galena On Quartz & Baryte

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PCZ206289

Fluorite With Galena On Quartz & Baryte

Description Tabs

Description
Locality: 
Hartsop Hall Mine, Hartsop, Patterdale, Cumbria, United Kingdom
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2 × 1.2 cm
Description

Certainly one of the rarest of North England fluorites and a very uncommon occurrence. Straw yellow fluorite crystals to with galena on quartz and platy barite. A lovely little example from a very uncommon location.

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Baryte

Formula: 
BaSO4
Strunz: 
7.AD.35
Hardness: 
3.0 - 3.5
Streak: 
White
Peter Crozier Minerals