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Apatite & Cassiterite

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CR116695

Apatite & Cassiterite

With Antique Label

Description Tabs

Description
Locality: 
Horní Slavkov, Sokolov, Karlovy Vary Region, Czech Republic
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.2 × 5.6 × 3 cm
Largest Crystal: 
1.40cm
Description

Bottlegreen apatite crystals with cassiterite on matrix.

Ex Bergakademie Freiberg, collection.

Mineral Data
What's on the rock

Apatite

Synonym Of: 

Chlorapatite

Formula: 
Ca5(PO4)3Cl
Strunz: 
8.BN.05
Hardness: 
5.0

Fluorapatite

Formula: 
Ca2Ca3(PO4)3F
Strunz: 
8.BN.05
Hardness: 
5.0

Hydroxylapatite

Formula: 
Ca5(PO4)3(OH)
Strunz: 
8.BN.05
Hardness: 
5.0
Crystal System: 
Hexagonal
Hardness: 
5

Cassiterite

Formula: 
SnO2
Strunz: 
4.DB.05
Crystal System: 
Tetragonal
Hardness: 
6.0 - 7.0