Gemstones of the World

Gemstones of the World - Walter Schumann

Authoritative reference work, with colour photos of more than 1400 specimens, many shown before and after cutting. Special sections on: fabricated and synthetic gems, recognizing gems by colour, birthstones, and organic gems such as pearl and coral. Includes technical data on gemstone properties, formation, structure of gems, and cutting and polishing of gems. Hard cover. 256 pages.