Cutting ò Designing - Setting - By Paul B. Downing, Ph.D. A Whether opal, agate, jade, or tiger-eye, this book provides step-by-step insteuctions-taking you from rough to finished jewelry. Paul Downing, is best known as an opal cutter and author of Opal Cutting Made Easy, but in his 40 years in the lapidary field he has cut many other gemstones. Praised for his simple, easy to understand approach to teaching, he now applies these techniques, to all gemstones. Loaded wirh insider tipsand techniques, you won`t be disappointed! 310 pgs.