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Fall 1986 G&G Lab Notes
Detection of Treatment in Two Unusual Green Diamonds
Exceptionally Rare Pearls from ECIJA
A History of Diamond Treatments
Brown Zoning in Diamond
Appendix 5: Simplified Tourmaline Species Classification for LA-ICP-MS Data
Emeralds and Beryl from Kazakhstan and Ukraine
G&G Contributors Awarded for Best Geoscience Research
An Exceptional Cat’s-Eye Emerald
Oregon Sunstone Update
Bismuthinite Inclusions in Rose Quartz from Madagascar
