BLACK ONYX DRUZY 925 STERLING SILVER JEWELLERY
Chalcedony is a sort of microcrystalline quartz, and black onyx is a type of chalcedony. Onyx has straight, nearly parallel bands or layers of color, allowing professional gem carvers to carve away material to produce cameos and intaglios with incredible depth and contrast.
Origin: Uruguay. Color: Black. Clarity: Transparent. Cut: Oval, round, square, heart, trillion, pear, rectangular cushion. Treatment: Untreated 100% Genuine Gemstone