Gem Trails of Northern California


Gem Trails of Northern California, originally by James R. Mitchell and now updated by Garret Romaine as of 2018! Updates include more sites, updated GPS coordinates, updated site geographies and much more! A great book to get started on your Northern California rockhounding adventures. More than 100 of the best sites in Northern California for finding gems, minerals, and fossils. This book comes highly recommended by our rockhounding staff.

3 in stock


Gem Trails of Northern California is one of the best guides to finding rocks, minerals, and crystals in California. With many comprehensive maps and lots of detailed descriptions of each location.

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Weight 17 oz


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