Book excerpt: Learn the essentials of Asian gemstones with this useful and portable reference book. Gemstones, both mythical and real, are deeply embedded in the arts, religions and cultures of Asia. This handy pocket guide provides an excellent introduction to the full range of superb gemstones mined and processed in the region, their physical characteristics, historical importance and countries of origin. Stunning color photographs and informative text by noted writer on gemstones Carol Clark, will delight both gem collectors and lovers of fine jewelry alike. Periplus Handy Pocket Guides are practical field guides, useful for identifying various natural objects ranging from plants and animals to gemstones and seashells. Each page of each title throughout the series is filled with clear, precise photographs and informative text. Scientific and local language names are given.