Mine detail: Big Boy Cinnabar Group

Previously called ''

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Location

Lat / long: 41.99426, -123.89699

Resource(M)

Primary: Mercury
Ore: Cinnabar
Gangue: Kaolinite, Limonite, Sericite
Orebody form: FRACTURE FILLING
Discovery year: 1919

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: PRIOR TO 1933

Geology

Host type:Diorite
Tectonic:Klamath Mountains
Alteration processes:Propylitization

References

MRDSM055506
DEP10040652
Reference{Deposit:: BAILEY, E.H., U.S. GEOLOGICAL SURVEY, PERSONAL FILES.}{Deposit:: HOLMES, G.W., JR., 1965, MERCURY IN CALIFORNIA, IN MERCURY POTENTIAL OF THE UNITED STATES: U.S. BUREAU OF MINES INFORMATION CIRCULAR 8252, P. 169, 198.}{Deposit:: *RIEN, J.C., 1952, MINES AND MINERAL RESOURCES OF DEL NORTE COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 48, NO. 4, P. 309.}{Deposit:: MAXSON, J.H., 1933, ECONOMIC GEOLOGY OF PORTIONS OF DEL NORTE AND SISKIYOU COUNTIES, NORTHWESTERNMOST CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 29, P. 157-158.}
ReporterGassaway, J. S., Peterson, Jocelyn A.