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Brucite & Chrysocolla

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MGR981321

Brucite & Chrysocolla

Description Tabs

Description
Locality: 
Killa Saifullah District, Baluchistan, Pakistan
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.4 × 2.7 × 1.7 cm
Description

Extremely sculptural and highly esthetic formation of a framework of tourquise chrysocolla which is hosting three perfectly crystalised spheres of intense yellow and lustrous brucite threaded in a perfect row. Additionally there is another perfect sphere attached to the opposite side of the specimen.

Mineral Data
What's on the rock

Brucite

Formula: 
Mg(OH)2
Strunz: 
4.FE.05
Crystal System: 
Hexagonal
Hardness: 
2.5 - 3.0
Streak: 
White
Type Locality: 
Castle Point, Hoboken, Hudson Co., New Jersey, USA

Chrysocolla

Formula: 
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1)
Strunz: 
9.ED.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.5