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Tincalconite ps after Borax

#51656

Tincalconite ps after Borax

#51656
Availability
Sold
Size
6 x 4.5 x 3.5 cm - Sm Cabinet 
Formula
Na2B4O5(OH)4·3H2O (RRUFF)
Locality
Boron, Kern Co., California, United States

Snow white tabular Tincalconite, a pseudomorph of Borax. Excellent specimen!

Tincalconite

Formula
Na2B4O5(OH)4·3H2
Crystal System
Trigonal 
Crystal Habit
Cryptocrystalline 
Luster
Earthy (Dull) 
Color
white 
Streak
white 
Class
Trigonal - Trapezohedral 
Hardness

Data courtesy of Webmineral.

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