Gem Cutting Shop Helps: How-to-do-it HandbookHugh Leiper, Pansy D. Kraus |
Contents
TABLE OF CONTENTS AND INDEX | 1 |
The Principles Of Polishing By Hugh Leiper F G A | 62 |
Polishing Equipment And Its Care By Al Grapes | 69 |
Copyright | |
5 other sections not shown
Common terms and phrases
abrasive agate amateur amazonite asterism axis band base bead beautiful buff cabochon cat's-eye cement cerium oxide chatoyant chrysoberyl color compound corundum crystal cutting and polishing diameter diamond saw disk dop stick doublet drill drum sander edge faceting feldspar final polish fire agate flat gem material Gemology gemstone glass grain grinding wheel grit hard heat hole inch iris jade jade band jadeite jewelry lapidary layer leather light machine mark metal method mineral motor mounted opal operation oriented Petoskey stone piece plate polishing powder pulley quartz rayed remove resin rhodonite right angles ring rock rough round ruby sanding and polishing sanding cloth sapphire saw blade scratches screw shape side silicon carbide slab slice speed sphere star star sapphire surface terial thick thin tigereye tin oxide tion tourmaline trim saw tubes vise weight wire wood