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Apatite & Siderite

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ESM211897

Apatite & Siderite

Description Tabs

Description
Locality: 
Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2.8 × 1.1 cm
Description

Pale purple hexagonal apatite crystals with quartz crystals, siderite and tiny chalcopyrite crystals on the back

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

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White