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Magnetite & Carbonate-rich Hydroxylapatite

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CLB124756

Magnetite & Carbonate-rich Hydroxylapatite

Classic Locality

Description Tabs

Description
Locality: 
Cerro Huañaquino, Potosi Department, Bolivia
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.3 × 6.2 × 2.3 cm
Description

Very nice black shiny magnetite crystals with white, elongated hydroxylapatite crystals on matrix.

Mineral Data
What's on the rock

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black

Carbonate-rich Hydroxylapatite

Variety Of: 

Hydroxylapatite

Formula: 
Ca5(PO4)3(OH)
Strunz: 
8.BN.05
Hardness: 
5.0
Formula: 
Ca5(PO4,CO3)3(OH,O)
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
5.0

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