Download or read book Gem Minerals of Idaho written by John A. Beckwith and published by Caxton Press. This book was released on 1972 with total page 144 pages. Available in PDF, EPUB and Kindle. Book excerpt: Distributed by the University of Nebraska Press for Caxton Press Gem Minerals of Idaho, designed for beginners and for those collectors visiting Idaho for the first time, it is a guide to some of the countless collecting areas of the state. It is not a textbook of mineralogy and, so far as possible, avoids technical terminology. However, it does contain information of general value on the physical and optical characteristics of minerals, as well as facts concerning history, lore, and fashioning of many of the gems.