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Umangite

#PD42318

Umangite

#PD42318
Availability
Sold
Size
4.5 x 3 x 3 cm - Miniature 
Formula
Cu3Se2 (RRUFF)
Locality
Vysočina, Moravia, Czech Republic
Tagged
copper , selenium

Sparkly silvery gray crystal grains dispersed throughout a Calcite matrix. EDS. Excellent rich specimen from the type locality.

EDS Confirmed

Umangite

Formula
Cu3Se2 
Crystal System
Orthorhombic 
Crystal Habit
Massive - Granular 
Cleavage
Distinct, Distinct, None 
Luster
Metallic 
Color
blue black, brownish black, red violet 
Streak
black 
Class
Orthorhombic - Disphenoidal 
Fracture
Uneven 
Hardness

Data courtesy of Webmineral.

Collection
Phillips Collection
Special Info
EDS Confirmed
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