76.78ct Koroit Boulder Matrix Opal | #E149 Garnet Higher grade stones are iridescent

Higher grade stones are iridescent and glow similar to opal

Exceptionally bright patterned boulder opal that resembles material from Koroit

Handmade in solid 14 karat yellow gold

23cts Weight (grams) 0

The "Stone": Elk Tooth

76.78ct Koroit Boulder Matrix Opal | #E149 Garnet Higher grade stones are iridescentKoroit Boulder Matrix Opal Weight (carats) 76. 78cts Origin Koroit, Australia Shape Freeform Dimensions (millimeters) 47. 66mm x 32. 21mm x 8. 00mm Dimensions (inches) 1. 9" x 1. 25" x 0. 3" Body Tone (+N1 to N9 ) NA Boulder Matrix Brightness ( 1 to 5+) B2 Predominant Colors Blue Purple Directionality of Fire Somewhat Directional Treatments Enhancements None Suggested Purpose Pendant Bracelet Sku Number #E149 Additional Notes None