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Azurite On Smithsonite With Bayldonite

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RHT740222

Azurite On Smithsonite With Bayldonite

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Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.9 × 3.5 × 2.3 cm
Weight: 
32.00gr
Description

Sharp dark blue azurite crystals on very pale green, almost white, glossy smithsonite (Cd-bearing) with very tiny geen bayldonite crystals (microscopic).

Minor edge wear.

Mineral Data
What's on the rock

Azurite

Formula: 
Cu3(CO3)2(OH)2
Strunz: 
5.BA.05
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Chessy copper mines, Chessy-les-Mines, Le Bois d'Oingt, Rhône, Rhône-Alpes, France...

Smithsonite

Formula: 
ZnCO3
Strunz: 
5.AB.05
Hardness: 
4.0 - 4.5
Streak: 
White

Bayldonite

Formula: 
PbCu3(AsO4)2(OH)2
Strunz: 
8.BH.45
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Penberthy Croft Mine, St Hilary, Mount's Bay District, Cornwall, England, UK...
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