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0 item @ $0.00  

Tyrolite

#AH63028

Tyrolite

#AH63028
Availability
Sold
Size
6 x 5 x 5 cm - Sm Cabinet 
Formula
Ca2Cu9(AsO4)4(CO3)(OH)8·11H2O (RRUFF)
Locality
Big Indian Copper mine, San Juan Co., Utah, United States
Tagged
arsenate , copper

Robin's egg blue crust.

Tyrolite

Formula
Ca2Cu9(AsO4)4(CO3)(OH)8·11H2
Crystal System
Orthorhombic 
Crystal Habit
Radial, Platy, Botryoidal 
Cleavage
Perfect, None, None 
Luster
Vitreous - Pearly 
Color
blue, blue green, green blue, light green 
Streak
pale blue 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Sectile 
Hardness
1.5-2 

Data courtesy of Webmineral.

Collection
Arnold G Hampson Collection
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