OPA115c Opal Cabochon Keystone This is a polished specimen

This is a polished specimen featuring agate in shades of earthy brown

blue or violet

Let your youngest rockhounds dig for 10 real rocks and minerals

75" in diameter fully tumbled pieces

which was used to mark its high grade in the rough

OPA115c Opal Cabochon Keystone This is a polished specimenEthiopian Opal oval cabochon featuring a mostly opaque bodycolor with color play in green, yellow, orange, and red. 3. 5ct 14mm x 10. 5mm Designer Cabochons: The Gem Shop, Inc. produces free form designer cabochons for the custom metal smith, hobbyist, and collector. All of the cabs shown are cut and polished by hand in our lapidary shop in Cedarburg, Wisconsin. The Gem Shop, Inc. specializes in fine agates and fine jaspers including Laguna Agate,