Hemimorphite is a colorless or white mineral, formerly known as calamine. It is a hydrated zinc silicate (Zn4Si2O7[OH]2.H2O) of widespread occurrence. Hemimorphite is an ore of zinc formed by alteration of other zinc minerals. It crystallizes in the orthorhombic system and exhibits the piezo-electric effect.
Related category GEOLOGY AND PLANETARY SCIENCE
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