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Inklusi kristal Garnet yang terjebak didalam batu Sapphire(corundum) |
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Blue Flash effect, in Ruby treatment lead glass filled, Mozambique |
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Long Optical Fibers, salah satu ciri pada Synthetic Cat's-eye |
Chevrons in Hydrothermal (synthetic Emerald)![]() |
Treatment Lead Glass-Filled (H-c) pada jenis permata Ruby |
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inklusi (silk rutiled) pada jenis batu permata Sapphire (corundum) No Treatment/ no heated /natural color. |