Gypsum
Fun Fact: Gypsum is found in dry regions in the country.
Introduction: Gypsum is found in dry regions in the country. Its main use in the construction industry is in the manufacture of builders' plaster. The Greek word gypsos means plaster.
Distribution: The Tsumeb Mine and Rosh Pinah. On the west coast of Namibia from Luderitz to north of Walvis Bay, green or tan-coloured 'desert roses' can be found close to the beach.
Composition: Sulphate
Crystal system: Monoclinic
Lustre: Pearly, vitreous
Streak: White
Hardness: 2
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