13.90ct Koroit Boulder Matrix Opal | #E262 Pyrite The material has three smoothly

The material has three smoothly formed crystal faces as well as the rough crystal skin

Stabilization is viewed as an accepted

measuring 1

Brightness of Color Play (-1 to 5+) 1

pear shaped cabochon

13.90ct Koroit Boulder Matrix Opal | #E262 Pyrite The material has three smoothlyKoroit Boulder Matrix Opal Your browser does not support the video tag. Weight 13. 90 carats Origin Koroit Mining District, Queensland, Australia Shape Oval Cabochon Dimensions (millimeters) 19. 20mm x 11. 90mm x 6. 30mm thick Dimensions (inches) 0. 76" x 0. 47" x 0. 25" thick Body Tone (+N1 to N9 ) N A Boulder Opal Brightness ( 1 to 5+) B1. 50 Predominant Colors Green and blues with faint pinkish red and orange pinfire Directionality of Fire Slightly