Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Chalcomenite & Atacamite

Views:
Watches:
SER1024028

Chalcomenite & Atacamite

ex Americo Urbinati collection

Description Tabs

Description
Locality: 
Baccu Locci Mine, Villaputzu, Cagliari Province, Sardinia, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.6 × 3.1 × 1 cm
Description

a large matrix specimen (rare for this locality) covered by hundreds clusters of electric blue chalcomenite crystals and some minor green atacamite crystals too

Mineral Data
What's on the rock

Chalcomenite

Formula: 
CuSeO3·2H2O
Strunz: 
4.JH.05
Crystal System: 
Orthorhombic
Hardness: 
2.0 - 2.5
Type Locality: 
Cerro de Cacheuta, Sierra de Cacheuta, Mendoza, Argentina

Atacamite

Formula: 
Cu2(OH)3Cl
Strunz: 
3.DA.10a
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Type Locality: 
Atacama Region, Chile