Fall 2008

Lab Notes

A CITRINE with Eye-Visible Brazil-Law Twinning

COMPOSITE of Coral and Plastic

DIAMOND

Black Diamonds Colored by Hydrogen Clouds
Irradiated Diamond: An Easy Call
Natural Type Ib Diamond with Unusual Reddish Orange Color
Observed Oddities in Diamond
"Party" Diamond
Pinkish Brown Diamond with Mantle-Mineral Inclusions

Large EMERALD-in-Quartz Specimen

Calcite "Melt" in GROSSULAR

A Rare Yellow Trapiche SAPPHIRE

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