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1 item @ $25.00  
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Ettringite

#PD62707
SOLD
Ettringite from N'Chwaning mines, Kuruman, Northern Cape prov., South Africa - PD62707
Ettringite from N'Chwaning mines, Kuruman, Northern Cape prov., South Africa - PD62707

Ettringite

#PD62707
Availability
Sold
Size
3 x 2 x 1.2 cm - Thumbnail 
Formula
Ca6Al2(SO4)3(OH)12·26H2O (RRUFF)
Locality
N'Chwaning mines, Kuruman, Northern Cape prov., South Africa

Brick red euhedral crystals to 1cm.

Ettringite

Formula
Ca6Al2(SO4)3(OH)12·26H2O 
Crystal System
Hexagonal 
Crystal Habit
Acicular 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, white 
Streak
white 
Class
Hexagonal - Dihexagonal Dipyramidal 
Hardness
2-2.5 

Data courtesy of Webmineral.

Collection
Don Phillips Collection
Mineralpedia
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Previously Sold Ettringite
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