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Kochsandorite

#BW59632

Kochsandorite

#BW59632
Availability
Sold
Size
2.5 x 2 x 1.5 cm - Thumbnail 
Formula
CaAl2(CO3)2(OH)4·H2O (RRUFF)
Locality
Coal mine, Mány, Bicskei dist., Fejér Co., Hungary
Tagged
carbonate

Kochsandorite is a very rare calcium-aluminum carbonate found at only three localities in the world. At this locality it is found in a coal mine in a matrix of carbonaceous shale. The Kochsandorite is a bundle of silky fibrous crystals too small to measure.

Type Locality

Kochsandorite

Formula
CaAl2(CO3)2(OH)4·H2
Crystal System
Orthorhombic 
Crystal Habit
Acicular, Radial 
Cleavage
None, None, None 
Luster
Vitreous - Silky 
Color
white 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
2-2.5 

Data courtesy of Webmineral.

Collection
Bill Wilson Collection
Special Info
Type Locality

Other Sold

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