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Atacamite & Antlerite

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RBM576392

Atacamite & Antlerite

Description Tabs

Description
Locality: 
Chuquicamata Mine, Chuquicamata, Calama, El Loa Province, Antofagasta Region, Chile
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 2 × 1.4 cm
Description

Thick crystals of atacamite, of intense green bottle color, are located inside an antlerite matrix, accompanied by layers of limonite. This is a very old sample of about 35 years ago.

Mineral Data
What's on the rock

Atacamite

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

Antlerite

Formula: 
Cu3(SO4)(OH)4
Strunz: 
7.BB.15
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
3.5
Type Locality: 
Antler Mine (Antler Gold Mine; Spuyten Duyvel Mine), Arrastra Mt., Hualapai District, Hualapai (Hualpai) Mts, Mohave Co., Arizona, USA

Seller Information

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