Summer 1984 G&G Lab Notes
Cummingtonite-Grunerite, a Series in the Amphibole Group
Coated Diamonds
Dendrite-Like Inclusion in Diamond
Diopside
Artistically Stained Nephrite
Dyed Nephrite
Imitation Mabe Pearls
Unusual Cultured Pearls
Unusually Large Multi-Star Quartz
Heat Treated Ruby
Verneuil Synthetic Sapphire
Black Spinel
Cat's-Eye Zircon
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