Lab Notes Gems & Gemology, Summer 2005, Volume 41, No. 2

Summer 2005 G&G Lab Notes

Fracture Filled Diamond with Varying Results
Large Diamond with Micro inclusions of Carbonates
Light Blue Diamond with Type IIb and IIa Zones
Natural Type Ib Diamond with Unusually High Nitrogen Content
Diamond with Unusual Laser Drill Holes
Yellowish Orange Magnesioaxinite
Cultured Pearl with Cultured-Pearl Nucleus
Dyed “Golden” Freshwater Cultured Pearls
More on Copper-Bearing Color-Change Tourmaline from Mozambique
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