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Pyrochlore

#PD32871
SOLD
Pyrochlore from Veshnovogorsk, Chelabinsk Oblast, Russia - PD32871
Pyrochlore from Veshnovogorsk, Chelabinsk Oblast, Russia - PD32871

Pyrochlore

#PD32871
Availability
Sold
Size
5.5 x 8 x 2.5 cm - Sm Cabinet 
Formula
A2Nb2(O,OH)6Z (RRUFF)
Locality
Veshnovogorsk, Chelabinsk Oblast, Russia

Dark wine-red modified octahedral Pyrochlore crystals to 1cm that are so dark they appear black set on matrix.

Pyrochlore

Formula
(Na,Ca)2Nb2O6(OH,F) 
Crystal System
Isometric 
Crystal Habit
Granular, Disseminated 
Cleavage
Indistinct, Indistinct, Indistinct 
Luster
Resinous - Greasy 
Color
brown, yellowish brown, yellow, greenish brown, reddish brown 
Streak
yellowish brown 
Class
Isometric - Hexoctahedral 
Fracture
Uneven 
Hardness
5-5.5 

Data courtesy of Webmineral.

Collection
Phillips Collection
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