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V - Carbonates
Crystal habit of Siderite Siderite Siderite

 
Name   Siderite
(Iron Spar, Spathose Iron)
Chemistry   FeCO3
Hardness   3.5
Lustre   vitreous
Colour   yellowish brown, brown, grey, yellowish grey
Streak   white 
Density [g/cm3]   3.7 - 3.9
Crystal habit   trigonal, crystals often curved
Cleavage, Fracture   [1011] perfect, fracture jagged
other characteristics and occurrences   hydrothermal veins of intermediate to low temperature, also sedimentary formations
   

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