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0 item @ $0.00  

Cyanotrichite

#51802

Cyanotrichite

#51802
Availability
Sold
Size
3.5 x 2 x 1.5 cm - Miniature 
Formula
Cu4Al2SO4(OH)12·2H2O (RRUFF)
Locality
Grandview mine, Coconino Co., Arizona, United States
Tagged
copper

Beautiful specimen of fuzzy blue aciular crystals with a full carpet across the face.

Cyanotrichite

Formula
Cu4Al2SO4(OH)12·2H2
Crystal System
Orthorhombic 
Crystal Habit
Druse, Acicular, Spherical 
Cleavage
Good, None, None 
Luster
Silky 
Color
sky blue, light blue, dark blue 
Streak
pale blue 
Class
Orthorhombic 
Fracture
Uneven 
Hardness

Data courtesy of Webmineral.

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