40.41ct Yowah Nut Opal | #E97 Danburite Natural crystal of the California

Natural crystal of the California State gemstone

natural origin -possibly treated

This ring cannot be sized

23cts Origin Quilpie

The Metal: 14kt yellow gold

40.41ct Yowah Nut Opal | #E97 Danburite Natural crystal of the CaliforniaYowah Nut Boulder Opal Weight (carats) 40. 41cts Origin Yowah, Australia Shape Freeform Dimensions (millimeters) 23. 96mm x 23. 05mm x 6. 40mm Dimensions (inches) 0. 9" x 0. 9" x 0. 25" Body Tone (+N1 to N9 ) N A Boulder Brightness ( 1 to 5+) B0 Potch Opal Predominant Colors Small Green Flash Visible Directionality of Fire Highly Directional Treatments Enhancements None Suggested Purpose Pendant Sku Number #E97 Additional Notes Common opal