2ct Lightning Ridge Semi Black Opal | Solid Australian Opal | Hand-Cut 2. Pendant this 12-carat Coober Pedy Crystal

this 12-carat Coober Pedy Crystal Opal is truly one-of-a-kind

belemnites had an internal skeleton that made up the cone

This elegant 3-piece opal parcel from Coober Pedy offers a matched trio glowing with pastel fire and crystal clarity

This gem is sold at a heavily discounted per carat price due to a small inclusion on one corner

2ct Lightning Ridge Semi Black Opal | Solid Australian Opal | Hand-Cut 2. Pendant this 12-carat Coober Pedy CrystalThis 2ct freeform opal from Lightning Ridge glows with electric blue and purple, reminiscent of ocean depths lit by fire. This opal is perfect for a custom piece or as a rare addition to any gem lover's collection.