USGS Minerals Information: CaliforniaE-mail Subscription Service; Readers interested in receiving an e-mail notice when a USGS publication on the mineral industry of California becomes available ...
California Geological Survey - Mineral ResourcesMineral Resources. The California Geological Survey provides objective geologic expertise and information about California’s diverse non-fuel mineral resources.
California State Mining and Mineral MuseumOfficial web site for CA State Parks ... "There's gold in the hills of California!" These words echoed around the world in 1848 and started a mass migration to the …
MINERALS OF CALIFORNIAClick on the following link to see Tourmalines from San Diego County Click on the following link to see Gem Minerals from San Diego County Click on the following …