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Hemimorphite

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CR530030

Hemimorphite

Classic Locality

Description Tabs

Description
Locality: 
Sa Duchessa Mine, Oridda, Domusnovas, Carbonia-Iglesias Province, Sardinia, Italy
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11 × 9.5 × 6 cm
Description

This is an old-time European classic out of the Fritz Haller Collection in Germany.

From the island of Sardinia, this is a large and beautiful plate of sky-blue botryoidal hemimorphite. It actually compares favorably to the beautiful contemporary Chinese ones, but is much rarer and has a distinct matrix.

Mineral Data
What's on the rock

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