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Lemanskiite & Conichalcite

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RSL598884

Lemanskiite & Conichalcite

Description Tabs

Description
Locality: 
Pastrana, Mazarrón, Murcia, Spain
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.4 × 2 × 0.9 cm
Description

Group of lemanskiite blue crystals (labeled as lavendulan, dimorph, but redefined for this locality), well defined, forming aesthetic rossetes and accompanied by conichalcite. A new classic from Spanish mineralogy.

Mineral Data
What's on the rock

Lemanskiite

Formula: 
NaCaCu5(AsO4)4Cl·5H2O
Strunz: 
8.DG.05
Hardness: 
2.0 - 3.0
Colour: 
Sky Blue
Streak: 
Sky blue
Type Locality: 
El Guanaco Mine, Guanaco (Huanaco), Santa Catalina, Antofagasta Province, Antofagasta Region, Chile

Conichalcite

Formula: 
CaCu(AsO4)(OH)
Strunz: 
8.BH.35
Crystal System: 
Orthorhombic
Hardness: 
4.5
Type Locality: 
Hinojosa del Duque, Córdoba, Andalusia, Spain