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Quartz Calcite & Fluorite

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NBM221913

Quartz Calcite & Fluorite

Description Tabs

Description
Locality: 
Cambokeels Mine, Weardale, County Durham, United Kingdom
Class: 
Single Crystal
Size Range: 
Small cabinet (7-10 cm)
Size: 
4 × 8.5 × 7 cm
Largest Crystal: 
27.00cm
Description

This specimen consists of a matrix of green and purple fluorite coated with small, lustrous quartz crystals. Sitting on the quartz are very fine white calcite crystals

Mineral Data
What's on the rock

Quartz

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

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

Seller Information

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