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Arhbarite with Guanacoite

#61078

Arhbarite with Guanacoite

#61078
Availability
Sold
Size
3.5 x 1.7 x 2.1 cm - Miniature 
Formula
Cu2MgAsO4(OH)3 (RRUFF)
Locality
El Guanaco mine, Santa Catalina, Antofagasta, Chile
Tagged
arsenate , copper

Excellent velvety hemispherical groups of Arhbarite with blue bladed Guanacoite. The green crystals are Conichalcite. Arhbarite is a two-locality mineral and is considered very rare.3.5

Arhbarite

Formula
Cu2MgAsO4(OH)3 
Crystal System
Triclinic 
Crystal Habit
Fibrous, Spherical 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
dark blue 
Streak
blue 
Class
Triclinic - Pedial 
Hardness

Data courtesy of Webmineral.

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