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Gilbertite & Apatite

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SHS105314

Gilbertite & Apatite

Description Tabs

Description
Locality: 
Ehrenfriedersdorf, Erzgebirge, Saxony, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 2.2 × 1.8 cm
Description

Apatite crystals  on gilbertite

Mineral Data
What's on the rock

Gilbertite

Variety Of: 

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Hardness: 
0.0

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