Facetable and collector gems — emeralds, sapphires, garnets, topaz, beryl, and tourmaline localities.
7 gemstones destinations in California.
Rockhounding sites in California — gemstones: 7 spots in our directory. Sort live from your phone with near me, or browse all U.S. gemstones rockhounding sites and the California state page.
Guides & hubs: California rockhounding guide · Rockhounding near Los Angeles — desert day trips & Pala digs · Agates in the USA — Mojave & desert beds · Gem mining near me — Pala tourmaline fee digs
Facetable and collector gems — emeralds, sapphires, garnets, topaz, beryl, and tourmaline localities.
We currently document 7 gemstones collecting sites in California. Each listing includes original descriptions, visitor notes, and last-updated dates when available.
Gemstones destinations in California vary widely in access, season, and legality. Some are official recreation areas; others are informal gravel bars. Read the access and safety sections on each listing — never assume collecting is allowed without checking current signage.
For trip planning beyond this filter, browse the full California state page, our guides, or use near me to sort by distance from your location.
Benitoite specimen from Benitoite Gem Mine. is a documented rockhounding destination in CA. Collectors visit for gem crystals, beryl, tourmaline and related material. Access rules and land ownership vary — confirm current status with the managing agency or landowner before collecting.
View detailsI'm screening material to find tourmaline in winter 2011. is a documented rockhounding destination in CA. Collectors visit for gem crystals, beryl, tourmaline and related material. Access rules and land ownership vary — confirm current status with the managing agency or landowner before collecting.
View detailsKane Wash Prospect is a mineral prospect in San Bernardino, California, documented by the USGS Mineral Resources Data System. Reported specimens include Garnet, Gold, Silver, Wolframite.
View detailsShady Run Gravels is a documented mineral occurrence near CA. Reported specimens include Garnet, Serpentine. Verify land access and collecting rules before visiting.
View detailsSmith River Gravels is a documented mineral occurrence near CA. Reported specimens include Diamond. Verify land access and collecting rules before visiting.
View detailsTrinity River Gravels is a documented mineral occurrence near CA. Reported specimens include Diamond, Platinum nuggets. Verify land access and collecting rules before visiting.
View detailsUnnamed Location (Grossular garnet) is a documented mineral occurrence near CA. Reported specimens include Grossular garnet, Vesuvianite. Verify land access and collecting rules before visiting.
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