Non-Energy Minerals 

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Geologic Resources

Recreational Mining

• Keyesville Recreational Area
• Keyesville Recreational Area Map
• BLM - California Recreational Mining Areas
• BLM - California Metal Detecting Policy

Locatable Minerals

• General Letter to Miners (pdf)
• Mining Law-Surface Management
• Mining Claim Patent Information
• Brochure: Mining Claims and Sites on Federal Land
• Surface Management Regulations (pdf)

Salable Minerals (Mineral Materials)

Solid Leasable Minerals

• Solid Leaseable Minerals In California

Other Information

• Anatomy of a Mine
  http://imcg.wr.usgs.gov/usbmak/anatmine.html
• California State Mining and Reclamation Act (SMARA)
  http://www.consrv.ca.gov/OMR/index.htm

Bonds

• State of California
  http://www.consrv.ca.gov/OMR/financial_assurances/index.htm

Earthquake Information

• California Department of Conservation, Earthquakes
  http://www.consrv.ca.gov/CGS/geologic_hazards/earthquakes/index.html
• USGS, States of California and Nevada Current Earthquake Map
  http://quake.wr.usgs.gov/recenteqs/latest.html
• Southern California Earthquake Center: Current Earthquake Map
  http://www.data.scec.org/recenteqs.html

Abandoned Mine Lands 

• BLM California AML Site
• National BLM Abandoned Mine Sites