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Tarbuttite Hemimorphite & Hydroxylapatite

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CAM200596

Tarbuttite Hemimorphite & Hydroxylapatite

Description Tabs

Description
Locality: 
Skorpion Mine, Rosh Pinah, Oranjemund, Karas Region, Namibia
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 3.7 × 2.6 cm
Description

A very fine specimen from the Skorpion Mine with a rich coverage of pastel green fanning crystals of tarbuttite and apatite pseudomorph after tarbuttite covered with small lustrous hemimorphite crystals.

Mineral Data
What's on the rock

Tarbuttite

Formula: 
Zn2(PO4)(OH)
Strunz: 
8.BB.35
Crystal System: 
Triclinic
Hardness: 
3.5
Streak: 
White
Type Locality: 
Kabwe Mine (Broken Hill Mine), Kabwe (Broken Hill), Kabwe District, Central Province, Zambia

Hemimorphite

Formula: 
Zn4Si2O7(OH)2·H2O
Strunz: 
9.BD.10
Hardness: 
4.5 - 5.0
Streak: 
White
Type Locality: 
Băiţa Mining District (Baita Bihor; Rézbánya), Nucet, Bihor Co., Romania

Hydroxylapatite

Formula: 
Ca5(PO4)3(OH)
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
5.0
Streak: 
White
Cartils Minerals

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