The Onice ….. the black stone ….

The Onice is a matched and semi-opaque variety of Chalcedony with strong luster.
Its name derives from Greek “onyx” and means “nail” or “claw”.
Black Onice is a precious stone that is part of the family of crystals, its dark and dark black color, has gained popularity in jewelry and is easily matched to so many garments
Nature of stone
Onyx is a variety of chalcedony, which is a hard rock of natural origin in the iron, visible in the photo below
Once machined, the stone receives unmatched gloss and brilliance, it is often fitted with other stones to enhance the same or with silver to enhance it
The extraction of the Onyx
The Onice is extracted in Brazil, India, Madagascar and Uruguay.