Why don’t you locate some books on faceting. There will be instructions on
polishing quartz and glass. “Faceting For Amatures”, second edition, by
Glen and Martha Vargas has excellent on polishing many
different types of gemstones and synthetics.
GemData, Mine Design & The Spectrum Network at http://www.gemdata.com
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