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Smithsonite Rosasite & Aurichalcite

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PAV948100

Smithsonite Rosasite & Aurichalcite

Classic Locality

Description Tabs

Description
Locality: 
Yanga Koubenza Quarries, Mfouati, Bouenza Department, Congo (Republic)
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.7 × 6 × 3.2 cm
Weight: 
190.00gr
Description

Very nice smithsonite sample!

Botryoidal aggregates and 'rice grain' crystals associated to rosasite and aurichalcite.

Acquired: 
Boxed with Label
Mineral Data
What's on the rock

Smithsonite

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

Rosasite

Formula: 
(Cu,Zn)2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Rosas Mine, Narcao, Carbonia-Iglesias Province, Sardinia, Italy

Aurichalcite

Formula: 
(Zn,Cu)5(CO3)2(OH)6
Strunz: 
5.BA.15
Crystal System: 
Monoclinic - Prismatic
Hardness: 
1.0 - 2.0
Type Locality: 
Loktevskoye Mine (Loktevskii Mine), Upper Loktevka River, Rudnyi Altai, Altaiskii Krai, Western-Siberian Region, Russia