Home Scapolite
VIII - Tectosilicates		 Crystal habit of Scapolite
 
Name   Scapolite
Chemistry   (Na,Ca)4[(Cl,CO3)|(AlSi)4O8]
Hardness   6
Lustre   vitreous
Colour   white, colourless, greenish grey, pink, yellow
Streak   white
Density [g/cm3]   2.55 - 2.74
Crystal habit   trigonal, crystals prismatic, striated
Cleavage, Fracture   [001] perfect, [010] good, fracture conchoidal to uneven
other characteristics and occurrences   formed in metamorphic rocks from the alteration of plagioclase
   
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 © 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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