3.05ct Solid Black Opal from Lightning Ridge Australia shows vivid blue and green fire. 100% natural untreated gemstone ideal for collectors and fine jewelry design.

Opal: Natural Solid Untreated Black Opal

Origin: Lightning Ridge Australia

Dimensions: 12.7x8.7x4.2 mm approx

Weight: 3.05 ct approx

Color: Vivid blue and green fire on dark body tone

Cut/Shape: Polished cabochon

Treatment: 100% natural untreated opal (not a doublet or triplet)