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Mottramite on Descloizite

#PD39732

Mottramite on Descloizite

#PD39732
Availability
Sold
Size
4.5 x 4 x 2.5 cm - Miniature 
Formula
PbCuVO4(OH) (RRUFF)
Locality
Berg Aukus, Grootfontein dist., Namibia
Tagged
copper

Pistachio green coatings of Mottramite on typical spear-headed crystals of Desclozite.

Mottramite

Formula
PbCuVO4(OH) 
Crystal System
Orthorhombic 
Crystal Habit
Plumose, Radial, Encrustations 
Cleavage
None, None, None 
Luster
Greasy (Oily) 
Color
brown, brown red, brownish black, green, dark green 
Streak
light brownish green 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
3.5 

Data courtesy of Webmineral.

Collection
Phillips Collection

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