0.75oz Natural Australian Opal Stone, In The Rough, 17mile, Greens And Blues. This is huge stone with a beautiful color on both sides. Bright sparkly Greens dominate nice and thick color bar that comes out on the other side. There is bit of red in it too. Old stock and this size rock can be kept as a speci or you can carve it. Nice one for a collector of special big gem rocks. 38x34x15mm
