Mine detail: Big Boy Cinnabar Group

Location:	Del Norte County, California, United States, North America
Lat / long:	41.99426, -123.89699
dep_id:	10040652
mrds_id:	M055506
Commodity type:	metallic
Major mineral:	Mercury
Operation type:	Unknown
Production size:	Small ammount of material produced
Development status:	Past Producer
ore:	Cinnabar
gangue:	Kaolinite, Limonite, Sericite
orebody_fm:	FRACTURE FILLING
model:	179: Silica-carbonate Hg
alteration:	Propylitization
conc_proc:	Pneumatolytic Action In A Late Magmatic Stage
Reporter:	Gassaway, J. S., Peterson, Jocelyn A.
hrock_type:	Diorite
tectonic:	Klamath Mountains
dy_ba:	>
disc_yr:	1919
prod_yrs:	PRIOR TO 1933
discr:	John Griffen
References:	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.