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Measurements: 50 x 25 x 18 mm Description: A gemmy, light smoky quartz cluster with a few small schorl crystals and feldspar partially embedded in the quartz. The specimen has a few small nicks. Chemical
Composition: SiO2
(quartz)
(schorl) 7.5 (feldspar) 6 - 6.5 Location: Erongo Mountains, Erongo Region, Namibia. Specimen Code: NER 014 US $ 35 . .
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