Home Almandine
VIII - Nesosilicates (Garnet Group)
Crystal habit of Almandine Crystal habit of Almandine

 
Name   Almandine
Chemistry   Fe2+3Al2[SiO4]
Hardness   6.5 - 7.5
Lustre   vitreous - greasy
Colour   red, brwon, rarely black
Streak   white 
Density [g/cm3]   4.2
Crystal habit   isometric, crystals rhombic dodecahedron with [211], less [110]
Cleavage, Fracture   fracture conchoidal to splintery
other characteristics and occurrences   in metamorphic and pegmatitic rocks
   

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