Home Spinel
IV - Oxides (Spinel Group)		 Crystal habit of Spinel Spinel
 
Name   Spinel
Chemistry   MgAl2O4
Hardness   8
Lustre   vitreous
Colour   colourless, white, red, blue, green or brown
Streak   white 
Density [g/cm3]   3.5
Crystal habit   isometric, crystals often [111], twins [111] = Spinel Twin Law
Cleavage, Fracture   [111] distinct, fracture conchoidal
other characteristics and occurrences   typical mineral of contact metamorphic rocks, especially limestone and dolomite, also in placer deposits
   
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 © 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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