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
KwaNdebele, Mpumalanga Province,
Specimen Code: KW 017