2.75ct Lightning Ridge Semi-Black Opal | #E117 Zoisite While other varieties fall somewhere

While other varieties fall somewhere in between

10 round single cuts

origin: Coober Pedy

natives believed these stones came from the ocean

2.75ct Lightning Ridge Semi-Black Opal | #E117 Zoisite While other varieties fall somewhereLightning Ridge Semi Black Opal Weight (carats) 2. 75cts Origin Lightning Ridge, Australia Shape Oval Dimensions (millimeters) 11. 97mm x 8. 44mm x 4. 45mm Dimensions (inches) 0. 5" x 0. 33" x 0. 2" Body Tone (+N1 to N9 ) N6 Brightness ( 1 to 5+) B3 Predominant Colors Green Directionality of Fire Somewhat Directional Treatments Enhancements None Suggested Purpose Ring Pendant Sku Number #E117 Additional Notes None