Shiny black Onyx AGATE gem Polished square 8mm cabochon gemstone

Freeform Cabs > Rectangles Squares Onyx Cabochons Cabachons Cabs Gems Shiny black Onyx Agates polished gemstones 8mm squares block singles solitaire for wire wrapping or use in a cabochon setting Onyx Cabochons Cabachons Cabs Gems http://facetroughgemstones.com/gem-store/product_info.php/products_id/4028