140 pages with over 320 illustrated jaspers and agates.
The book measures 10 1/4" x 8 1/2".

Years in the making, this book is the first to showcase the remarkable jaspers and agates found in the Coast Ranges of California. Two of California's most popular jaspers - Morgan Hill and Hornitos - have been thoroughly researched, and many other unique variations are described and beautifully pictured.

Author: Hans Gamma
Introduction by Barry Friedman
© Hans Gamma, 2019