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Hemimorphite has got the chemical formula Zn4[(OH)2|Si2O7] * H2O and so it is a silicate. It has got a hardness of 5 and it crystallizes in the rhombical system. Often hemimorphite crystals has got the form of a board, but hemimorphite can also be found in form of irregular pieces. Hemimorphite crystals are mostly transparent. Zinc is made of hemimorphite and so hemimorphite is a very important zinc ore. Hemimorphite can be found in China, in Russia, in Mexico, in Austria and in the USA.

Data about Hemimorphite
Chemical formula Zn4[(OH)2|Si2O7] * H2O
Mineral class silicates
Crystal system rhombical
Hardness 5
Density 3.3 g/cm3 to 3.5 g/cm3
Color colorless, white, grey, yellow, green, blue
Line color white
Gloss glass gloss
Break shell
Fissileness perfectly

Author and Webmaster: Lukas Czarnecki

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Last Update: 21.01.2006