Commodities
PrimaryGold
Commodity typeM
Deposit
Deposit sizeY
Orebody formVEIN, BRECCIA
Ore control3 Sets Of Contemporaneous High-Angle Faults (North-West, East-West, And North-South Trending)
Materials
Ore mineralsGold
GanguePyrite, Quartz
Geology
Host rockGneiss
Associated rockGranite
StructurePart Of The Eastern Margin Of The Salton Trough., Fractures And Breccia.
Tectonic settingNe & Nw Striking Thrust, Normal, And Strike Slip Faults Of The Neogene San Andreas Fault System.
AlterationOxidation Zone Extends Several Hundred Feet Below Ground; Clayey Gouge; Dilute Hydrothermal.
Economic & production
Development statusProducer
Production yearsEARLY 1900'S SMALL-SCALE LOAD AND DRY PLACER MINES. 1986 TO PRESENT OPEN PIT.
Identification
Deposit ID10085021
MRDS IDW700453
Alternate namesVista, Rainbow, Lena Gold Bug Pits, Big Chief, Cherokee
RegionNA
Data scoreB
Coordinates33.10007, -114.9508
References
SOUTHWESTERN PAY DIRT, JANUARY, 1988, P. 4A-6A.CLARK, W.B., 1970, GOLD DISTRICTS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 193, 186 P.HIGGINS, C.T., 1990, MESQUITE MINE, A MODERN EXAMPLE OF THE QUEST FOR GOLD, IMPERIAL COUNTY, CALIFORNIA: CALIFORNIA GEOLOGY, V. 43, NO. 3, P. 51-56.MINING MAGAZINE, JAN. 1989, P.44.PAY DIRT, APRIL 1986, P. 4A-7A.WILLIS, GERALD F., 1987, GEOLOGY & MINERALIZATION OF THE MESQUITE OPEN PIT GOLD MINE, ABSTRACT IN GSA SYMPOSIUM, SPARKS, NEVADA, BULK MINEABLE PRECIOUS METAL DEPOSITS OF THE WESTERN UNITED STATES, P. 52-53.SOUTHWESTERN PAY DIRT, JANUARY, 1988, P. 11A.; HIGGINS, 1990, P. 55.