Revised Lapidary Handbook

Book excerpt: This resource is organized as follows: I. Sawing The Diamond Saw Speed Lubricant Making a Diamond Saw General Notes on Diamond Sawing Mud Sawing The Silicon Carbide Saw Wire Sawing Band Sawing II. Cabochon Cutting Cutting and Polishing Outlining Flatting the Base Cementing Technique No. 1 Technique No. 2 Finishing the Front General Notes Special Treatments III. Large Flats IV. Gem Drilling Tube Drills The Diamond Pointed Dbill The Rod Drill Notes V. Bead Making Alternate Method-Bead Drilling Notes Rough Shaping the Beads VI. Cutting Faceted Gems VII. Advanced Facet Cutting Choosing a Cut VIII. The Optics of Brilliants IX. Mosaics X. Impregnation of Gem Materials XI. The Artificial Coloring of Agates XII. Soft Carving (With Steel Tools) XIII. Carving and Engraving Hard Materials XIV. Sphere Making XV. Bracelets and Rings XVI. Cutting Gems by Hand XVII. Diamond as Abrasive XVIII. Cutting of Diamonds XIX. Miscellaneous Useful Information