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Measurements: 45 x 27 x 23 mm Description: A lovely arrangement of smoky quartz crystals, feldspar and schorl. There is very little damage to the specimen. Weight of Specimen: 10.5 g Chemical
Composition: SiO2
(quartz)
Hardness on Mohs Scale: (quartz) 7 (feldspar) 6 - 6.5 (schorl) 7.5 Location: Erongo Mountains, Erongo Region, Namibia. Specimen Code: NER 023 US $ 35
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