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Measurements:
100 x 80 x 45 mm Description: Quartz crystals sit on a sandstone matrix. The bottom of the specimen (image 2nd from top, left). The specimen has a few nicks. Weight
of Specimen: 326
g Chemical
Composition: SiO2 (quartz)
Hardness on Mohs Scale: (quartz) 7 Location:
Ceres area, Western Cape,
South Afric Specimen
Code: WC
012 R 200 ..
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