Description
Morgan Brothers
Commodities
PrimaryMercury
Commodity typeM
Deposit
Model179: Silica-carbonate Hg
Deposit sizeS
WorkingsSurface/Underground
Orebody formFISSURE FILLING, VUG FILLINGS, AND DISSEMINATED IN VEINS
Materials
Ore mineralsCinnabar, Mercury
GangueCalcite, Pyrite
Geology
Host rockSchist
Associated rockDiorite
StructureShear Zone
Tectonic settingKlamath Mountains
Economic & production
Development statusPast Producer
Production years1929-1943
First production1919
Discovery year1905
Identification
Deposit ID10103799
MRDS IDM055488
Alternate namesEmpire CanyonEmpire, Mercury Mine, J.N.P. Mining Company, Morgan Brothers Mine, Herzog-Morgan, Minnehaha
RegionNA
Data scoreB
Coordinates41.9165, -122.73223
References
BAILEY, E.H., U.S. GEOLOGICAL SURVEY, PERSONAL FILESHOLMES, G.W., JR., 1965, MERCURY IN CALIFORNIA, IN MERCURY POTENTIAL OF THE UNITED STATES: U.S. BUREAU OF MINES INFORMATION CIRCULAR 8252, P. 171, 198.RANSOME, A.L., AND KELLOGG, J.L., 1939, QUICKSILVER RESOURCES OF CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 35, NO. 4, P. 459.LOGAN, C.A., 1925, SACRAMENTO FIELD DIVISION, SISKIYOU COUNTY, IN 21ST REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU, P. 495-496.USBM DATA