27.66 CTS SMOKY QUARTZ - EARTHY BROWN - VVS [SB556]

SMOKY QUARTZ

A clean earthy brown colour with the an amazing cut

Natural unheated

Grading VS

Source Brazil

Mohs scale 7

Weight 27.66 CTS APPROX

Size 21 x 15 x 11 MM APPROX.

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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