12.3 CTS SMOKY QUARTZ - TOP FANCY CUT - [ST9484]

SMOKY QUARTZ

A clean earthy brown colour with the an amazing fancy cut and top luster.

Natural unheated

Grading VS

Source Brazil

Mohs scale 7

Smoky quartz or Smokey quartz, also known as Cairngorm or Cairngormstone is a brown to black variety of quartz caused through the natural (or artificial) irradiation of aluminium-containing rock crystal . A very dark brown to black opaque variety is known as morion. Quartz is one of the most versatile gemstones on earth. Many people do not know that some of the most popular gems such as citrine, amethyst, onyx and chalcedony are varieties of quartz

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