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Fluorite Schorl & Feldspar Group

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MGR733259

Fluorite Schorl & Feldspar Group

Description Tabs

Description
Locality: 
Erongo Mountains, Karibib, Erongo Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.1 × 6.1 × 4.2 cm
Description

A really nice combination-piece! Several sharp terminated, lustrous schorl crystals with pyramidal end-points and wonderful texture are set on light feldpsat crystals. At the top one isolated, intense green fluorite crystal is attachted - along the edges of this fluorite you can see dark violet zoning. Great Namibian classic in excellent com´ndition damage-wise and much better in person!

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

Schorl

Formula: 
Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Strunz: 
9.CK.05
Hardness: 
7.0