Spring 2011 G&G Lab Notes
A Very Large Colorless HPHT-Treated Diamond
Thermoluminescence from Type IaB Diamonds
Two Diamonds Cut to Exhibit Inclusions
Halite Submitted for Identification
Three Similar-Appearing Green Stones: Jadeite, Omphacite, and Hydrogrossular
Beryllium- and Tungsten-Bearing Sapphires from Afghanistan
Aggregate of Black Synthetic Moissanite and Crystalline Silicon
Synthetic Star Spinel Imitation of Moonstone
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