Home Diaspore
IV - Hydroxides
Crystal habit of Diaspore Diaspore

 
Name   Diaspore
Chemistry   AlO(OH) (a-AlOOH)
Hardness   6.5 - 7
Lustre   vitreous, pearly
Colour   white, greenish grey, greyish brown, colourless
Streak   white 
Density [g/cm3]   3.3 - 3.5
Crystal habit   orthorhombic
Cleavage, Fracture   [010] perfect, [110] good
other characteristics and occurrences   mineral of bauxite ore (aluminium ore), an alteration product of Al-rich rocks
   

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© 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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