Summer 2009 G&G Lab Notes

Bicolored Diamond
“Black” Diamond with Deep Violet Color
Carved Diamond Crucifix
Rare Type IIb Gray-Green Diamond
Unconventional Diamond Cuts
Pink CVD Synthetic Diamond
Rare Star Peridot
Tourmaline with Silver and Gold Chatoyancy
Eljen Treated Turquoise

To view the full section, download the PDF above.

DATA DEPOSITORY

'Black' Diamond with Deep Violet Color - Supplementary Figure
Submitted by Christopher M. Breeding and Kimberly M. Rockwell
Summer, 2009
UV-Visible–Near Infrared Spectrum
Submitted by Paul Johnson and Jason Darley
Summer, 2009