Opal

Mexican Opal Cabochon 16/10mm oval old stock, rare to see. red blue, and green flashes.

Mexican Opal Teardrop Cabochons Pair Of 26mm  Ones of a kind, old stock, unlikely to see again. Mostly clear opal, occasional tiny red or g...

Mosaic Opal Cabochon  14/14mm  Handmade 1 Available

Solid Opal Cabochons Price for individual  stones 7/5mm Location origin unknown but appears to be Ethiopian like material