Natural Unheated Montana Sapphire Rough Bi-Color 11.02 Carats
| | Gem ID#: | 12515 | | Price: | 650.00 | | Origin: | Eldorado Bar, Montana | | Weight: | 11.02 Carats | | Size: | 15 x 10 x 6.5 millimeters | | Clarity | Facet Rough | | Cut: | Blocky Rough | | Color: | Bi-color / Zoned (Blue-Grey with Yellow Core) | | Treatment: | None (100% Natural / Unheated) | | Note: | This Natural Montana Sapphire facet rough was sourced from the Eldorado Bar, Montana. It features a rare "Yellow Yolk" core—a distinct, concentrated yellow color zone centered within a blue-grey crystal.
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