Quartz Crystal Cluster - SNCO 028

Quartz crystal cluster - Orange River, Northern Cape, South Africa

Measurements:  41 x 29 x 22 mm

Description:  A cluster of quartz crystals with two generations of quartz growth. The 2nd generation of clear quartz crystal growth has captured bits of hematite and (?)kaolin / feldspar on the 1st generation quartz.

One of the larger crystals has a nick (visible on image 2nd from top, left), there are a few very small nicks to some others, and some of the small crystals to the edges of the specimen, have a few nicks.

The specimen displays well on a flat surface.

Weight of Specimen: 21.8 g

Chemical Composition:  SiO2  

Hardness on Mohs Scale:  7

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

Specimen Code:  SNCO 028



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