Topaz
Introduction: Namibian topaz crystals from the granites at Klein Spitzkoppe are famous as they have to be broken off the granite. It is almost impossible to remove them from such a hard rock. Topaz is found in pegmatites and granites and can be linked to other common pegmatites minerals such as schorl, microcline and quartz.
Distribution: Klein Spitzkoppe and Gross Spitzkoppe
Composition: Silicate
Crystal system: Orthorhombic
Lustre: Vitreous
Streak: White
Hardness: 8
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