Home Bavenite
VIII - Phyllosilicates
Crystal habit of Bavenite

 
Name   Bavenite
Chemistry   Ca4Be2Al2[(OH)2|Si9O26]
Hardness   5.5
Lustre   vitreous - pearly
Colour   white, green, pink, brown
Streak   white
Density [g/cm3]   2.7
Crystal habit   orthorhombic, crystals acicular
Cleavage, Fracture   [010] perfect
other characteristics and occurrences   with zeolites and prehnite (CaAl[6][(OH)2|AlSi3O10]) in pegmatites and alpine fissures
   

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