Gem Trails of Colorado


Gem Trails of Colorado, by James R. Mitchell. Second Edition with over 90 sites, Gem Trails of Colorado is the collector’s guide to over 80 of the best gem, fossil and mineral collecting areas in Colorado.

2 in stock


Gem Trails of Colorado is a great reference guide to finding the treasures of the state. With many detailed maps and lots of information about rocks statewide.

Additional information

Weight 17 oz


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