Home Smithsonite
V - Carbonates
Crystal habit of Smithsonite

Name   Smithsonite
(Zinc Spar, Galmei)
Chemistry   ZnCO3
Hardness   4 - 4.5
Lustre   vitreous
Colour   yellow, grey, white, brown, greenish, bluish, red
Streak   white 
Density [g/cm3]   4.3 - 4.5
Crystal habit   trigonal, crystals rhombohedrons, scalenohedrons, often curved faces
Cleavage, Fracture   [1011] perfect, fracture uneven
other characteristics and occurrences   massive, kidney-like, botryoidal, granular, radial, earthy
with hemimorphite (Zn4[(OH)2|Si2O7]·H2O) = galmei

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