Cathedral Quartz Specimen – SNCO 112

Quartz crystal with dark orangy-brown 'cap'

Measurements:  47 x 28 x 25 mm

Description:  An interesting group of quartz crystals with a orangy-brown colouring due to a hematite coating over previous quartz growth, giving rise to a shallow phantom in the main crystal and also in some of the lesser crystals. 

The back of the specimen is damaged, and the main crystal has a few minute nicks to its female termination.

Weight of Specimen:  38.7 g

Chemical Composition:  SiO 

Hardness on Mohs Scale:  7

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

Specimen Code:  SNCO 112

US $ 17

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