Amethyst Quartz Crystals – SNCO 041

Amethyst quartz crystal group

Measurements:  37 x 30 x 24 mm

Description:  A group of quartz crystals wtih a dark amethyst appearance. When held against light, one can see that the coulouring is caused by an amethyst quartz crystal that received a sprinkling of black hematite or other metallic mineral, as well as hematite on some areas. That was followed by a second generation of quartz growth.

The terminations have a few very small nicks, while the rest of the specimen has growth and pressure marks and a few nicks near the base.

The top right image shows the colour when held against a strong light.

Weight of Specimen:  24.3 g

Chemical Composition:  SiO2                             

Hardness on Mohs Scale:  7

Location:  Orange River area, Northern Cape, South Africa.

Specimen Code:  SNCO 041

US $ 25

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