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2 items @ $50.00  
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Bismutocolumbite

#BAC64095
SOLD
Bismutocolumbite from Danburitovaya vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky dist., Zabaykalsky Krai, Russia - BAC64095
Bismutocolumbite from Danburitovaya vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky dist., Zabaykalsky Krai, Russia - BAC64095

Bismutocolumbite

#BAC64095
Availability
Sold
Size
4.2 x 3.7 x 2.5 cm - Miniature 
Formula
BiNbO4 (RRUFF)
Locality
Danburitovaya vein, Malkhan pegmatite field, Krasnyi Chikoy, Krasnochikoysky dist., Zabaykalsky Krai, Russia
Tagged
pegmatite mineral

Supurb glassy pink prismatic crystals throughout vuggy specimen. The crystals are generally from 1 to 2mm. Three sides are sawed flat, probably for analytical work.

Bismutocolumbite

Formula
BiNbO4 
Crystal System
Orthorhombic 
Cleavage
Perfect, None, None 
Luster
Sub Metallic 
Color
black 
Streak
yellowish brown 
Class
Orthorhombic - Dipyramidal 
Hardness
5.5 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection
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