Gemstone Cutting, Classes, Lessons. Let him turn your finds into wearable keepsakes. Gem Silica Pear Shape $ 1,640.00. We have made them from materials such as Lapis, Black Onyx, Mother of Pearl, Tiger Eye, and Dinosaur bone. . This e-mail address is being protected from spambots. document.write( '' ); All gems are precision cut to exacting standards by gem cutter Lloyd Forrester, to ensure maximum brilliance and value.