This is a reference book. One of the 100 outstanding Sci-Tech books of the Year. Invaluable to rock hounds of all ages. Beautiful illustrations,excellent quality.143 photographs 1,423 specimens in color plus 166 line drawings, bibliography and index. An outstanding book that shows key rock and mineral deposits of California.
Detailed section tells of mineral occurrences in topographic quadrangles.
Many maps and tables plus 8 pages of color specimens. A guide to field identification. Beautiful vivid photographs and illustrations making identification a simple task. This Handy compact identification guide to the most common kind of rocks and minerals. Offers concise and fascinating information on physical and chemical properties, origins and geologic significance of gem and semiprecious stones.