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Apatite Arsenopyrite & Siderite

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ESM711928

Apatite Arsenopyrite & Siderite

Description Tabs

Description
Locality: 
Julcani District, Angaraes Province, Huancavelica Department, Peru
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
4 × 11.5 × 8.5 cm
Description

Prismatic pale green apatite crystals with grey metallic arsenopyrite crystals and minor siderite on matrix

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

Arsenopyrite

Formula: 
FeAsS
Strunz: 
2.EB.20
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0

Siderite

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