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Measurements:
86 x 83 x 58 mm Description: A group of cactus quartz crystals, some with amethyst colouring, on a quartz matrix. The largest crystal has a bad
nick to the back of the termination (two images on the right). The
edges of the specimen are damaged, otherwise only a few small nicks. Weight
of Specimen: 326 g Chemical
Composition: SiO2
Hardness
on Mohs Scale: 7
Location:
Boekenhoutshoek,
KwaNdebele, Mpumalanga Province, Specimen
Code: KW
017 R 150 ..
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