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Gemstone Enhancement Manual

AGTA has granted me permission to copy their Gemstone Enhancement
Manual to my website at

This manual complies with the FTC Guides.

Thank you,
Lance Kanaby

GemData, Mine Design & The Spectrum Network at
Home of the original interactive "Gem, Mineral & Jewelry Show Calendar"
Colored Gemstones, Diamonds & Cutting Rough Databases and Information
SoLux Daylight Lighting, email Lance Kanaby: mailto:@Lance_Kanaby