Home Uraninite
IV - Oxides		 Crystal habit of Uraninite Uraninite
 
Name   Uraninite
(Pitchblende)
Chemistry   UO2
Hardness   4 - 6
Lustre   greasy adamantine
Colour   black with tints of brown
Streak   dark green to grey black 
Density [g/cm3]   9.0 - 9.7
Crystal habit   isometric, crystals rarely
Cleavage, Fracture   fracture conchoidal
other characteristics and occurrences   commonly massive and dense
pitchblende = soft, earthy variety with uraninite and other minerals
   
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 © 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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