The Illinois Mine is a copper and zinc mine located in Santa Cruz county, Arizona at an elevation of 5,449 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 5,449 Feet (1,661 Meters)
Commodity: Copper, Zinc
Lat, Long: 31.37056, -110.68722
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Illinois Mine MRDS details
Site Name
Primary: Illinois Mine
Commodity
Primary: Copper
Primary: Zinc
Secondary: Silver
Secondary: Lead
Tertiary: Gold
Location
State: Arizona
County: Santa Cruz
District: Washington Camp District
Land Status
Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Rosario Exploration Co.
Years: 1973 -
Production
Year: 1960
Time Period: Pre 1900, Late 50'S
Material type: ORE
Description: Cp_Grade: ^9% Zn, 4% Cu, 2% Pb, 4 Oz/T Ag
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year Last Production: 1959
Discovery Year: 1875
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert
Mineral Deposit Model
Not available
Orebody
Form: BUNCHES
Form: BUNCHES
Form: BUNCHES
Structure
Type: R
Description: Mineral Deposits Of Washington-Duquesne Area Occupy A Limestone-Sediment Belt (2.5 Miles Long And 1.25 Miles Wide) Surrounded By Igneous Rocks Which Also Form Detached Masses And Dikes Within Belt
Type: L
Description: Limestone Near Contact Shows Evidence Of Sheeting Or Inconspicuous High-Angle Faulting
Alterations
Alteration Type: L
Alteration Text: Coarsely Crystalline Limestone Has Been Contact Metamorphosed To Marble
Rocks
Name: Volcanic Rock (Aphanitic)
Role: Associated
Age Type: Host Rock Unit
Age Young: Early Permian
Name: Volcanic Rock (Aphanitic)
Role: Associated
Age Type: Host Rock
Age Young: Early Permian
Name: Volcanic Rock (Aphanitic)
Role: Associated
Age Type: Associated Rock
Age Young: Late Jurassic
Analytical Data
Analytical Data: ORE VALUES AVERAGED ABOUT 9% ZN, 4% CU, 2% PB, 4 OZ./TON AG
Materials
Ore: Pyrite
Ore: Galena
Ore: Chalcopyrite
Ore: Sphalerite
Gangue: Quartz
Comments
Comment (Deposit): Discovery Year: LATE 1800'S
Comment (Location): ADJACENT ON SW TO BONANZA MINE AND ON NE TO DUQUESNE MINE ; INFO FROM LAND.ST :(1979)
Comment (Development): PROPERTY COMPRISES 1 FRACTIONAL PATENTED CLAIM; PART OF W.C. DAVIS MINE GROUP (POCAHONTAS, BONANZA, PLUTO, AND ILLINOIS MINES) PURCHASED BY GEORGE WESTINGHOUSE IN 1899; OWNERS AND OPERATORS INCLUDED DUQUESNE MINING AND REDUCTION CO., NASH MINES (1957), D.C. GILBERT MINING CO. (1958), MAR-PAK CORP. (1959), JAMES V. MARINO (1961), CARL SANDBERG AND FRED WILLIAMS (1964); WORKED BY CHLORIDERS PRIOR TO 1900
Comment (Deposit): NEARLY VERTICAL ORE PIPE EXTENDING ABOVE AND BELOW 235-FT MINE LEVEL AND AVERAGING 5 FT BY 8 FT IN SIZE; MINERALIZATION IS DISSEMINATED AND IN IRREGULAR BUNCHES IN FAULT ZONE
Comment (Workings): DEVELOPMENTS INCLUDED ABOUT 600 FT OF OLD DRIFTS CONNECTED WITH BONANZA MINE; MAIN LEVEL OF ILLINOIS MINE CONNECTS WITH 235-FT. LEVEL OF BONANZA MINE
References
Reference (Deposit): BLM DISTRICT MINING SHEET 727
Reference (Deposit): ADMR FILE DATA, ILLINOIS MINE
Reference (Deposit): ABGMT-USBM FILE DATA
Reference (Deposit): USBM FILES, ILLINOIS MINE
Reference (Production): KEITH, 1975
Reference (Deposit): LEHMAN, NORMAN E., 1978, THE GEOLOGY AND PYROMETASOMATIC ORE DEPOSITS OF THE WASHINGTON CAMP-DUQUESNE DISTRICT, SANTA CRUZ COUNTY, ARIZONA; PHD. DISSERTATION, UNIVERSITY OF ARIZONA, P. 126-143, MAPS
Reference (Deposit): USGS MAP I-762
Reference (Deposit): TENNEY, JAMES B. 1927-29, HISTORY OF MINING IN ARIZONA; ARIZONA BUREAU OF MINES, P. 293-300
Reference (Deposit): ABGMT FILES STANTON B. KEITH
Reference (Deposit): ARIZ BUR MINES BULL 191, P. 78
Arizona Gold
"Where to Find Gold in Arizona" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Arizona. Read more: Where to Find Gold in Arizona.
