Lab NotesGems & Gemology, Spring 2005, Vol. 41, No. 1

Spring 2005 G&G; Lab Notes

Diamond with Bodycolor Possibly Affected by the 3H Defect HPHT-Treated Type IIa Yellow Diamond Inhomogeneous Cape Diamond Irradiated and Fracture-Filled Diamond A Coated “Night Glowing Pearl” Covellite in Quartz Rock Crystal Quartz with Unusual Surface Texture Sphene Cabochon with an Unusual Natural Surface To view the full section, download the PDF above.

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