85.76ct Idaho Ribbon Pattern Opal Specimen Lab Created Approximate Surface Opal Content: 48%

Approximate Surface Opal Content: 48%

Modern take on an Art Deco style garnet ring

and Tanzania

A likely vintage Southwest ring set with a piece of Pilot Mountain turquoise

85.76ct Idaho Ribbon Pattern Opal Specimen Lab Created Approximate Surface Opal Content: 48%Idaho Ribbon Opal: Weight (carats) 85. 76cts Dimensions (millimeters) 46. 6mm x 28. 35mm x 11. 3mm Origin Spencer, Idaho, USA Shape polished rough specimen Colors green, blue, orange Brightness of Color Play ( 1 to 5+) 3 Darkness of Body (+1 to 5 ) N A Treatments Enhancements none, natural Additional Notes: Ideal specimen for collectors of American opal. Stone exhibits ribbon pattern.