The Cerro Colorado Mine is a silver mine located in Pima county, Arizona at an elevation of 3,848 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: 3,848 Feet (1,173 Meters)
Commodity: Silver
Lat, Long: 31.66, -111.27333
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.
Cerro Colorado Mine MRDS details
Site Name
Primary: Cerro Colorado Mine
Secondary: Heintzelman
Secondary: Silver Queen
Commodity
Primary: Silver
Secondary: Gold
Secondary: Copper
Secondary: Lead
Tertiary: Mercury
Tertiary: Zinc
Location
State: Arizona
County: Pima
District: Cerro Colorado District
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Albert Steinfeld And Co, Arizona Building Co
Owner Name: Harry Lehman, U.S. Magne Pipe Corp.
Years: 1964 -
Production
Year: 1937
Time Period: 1770-1937
Material type: ORE AG
Description: Cp_Grade: ^100 0z Ag/Ton, 0.1 Oz Au/Ton, Minor Pb,Cu
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1856
Year Last Production: 1937
Discovery Year: 1750
Discovery Method: Unknown
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: IRREGULAR, LENSING
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Hematite Stain & Drusy Quartz.
Rocks
Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous
Analytical Data
Not available
Materials
Ore: Stromeyerite
Ore: Argentite
Ore: Pyrite
Ore: Tetrahedrite
Ore: Sphalerite
Ore: Chalcopyrite
Ore: Stephanite
Ore: Polybasite
Ore: Cinnabar
Ore: Freibergite
Ore: Anglesite
Ore: Mercury
Ore: Silver
Ore: Galena
Ore: Cerargyrite
Gangue: Siderite
Gangue: Quartz
Gangue: Calcite
Gangue: Barite
Gangue: Chlorite
Gangue: Sericite
Gangue: Iron
Comments
Comment (Development): CLOSED 1884 TO 1901; MILL OPERATING IN 1964; 1 PATENTED CLAIM, 20 UNPATENTED CLAIMS
Comment (Workings): MAIN SHAFT FLOODED TO 50 FEET, OTHER SHAFTS IN VICINITY ARE FLOODED, CAVED, OR LAGGED AT SURFACE. SOME GROUND ON THE CERRO COLORADO CLAIM MIGHT BE UNSTABLE BECAUSE LARGE STOPES KNOWN TO EXIST NOT FAR BELOW THE SURFACE.
Comment (Location): CENTER SECTION 25. INFO FROM LAND.ST :01, 00
Comment (Commodity): THE RICHEST ORE ON RECORD RAN OVER 12,000 OZ AG PER TON, THE AVERAGE ORE MINES IN 1859 WAS 770 OZ/T, THE AVERAGE OF ALL ORE MINED SINCE THEN HAS BEEN ABOUT 225 OZ/T.
Comment (Deposit): NO SIGNIFICANT QUANTITIES OF ORE WERE FOUND BELOW 350 FT.
Comment (Deposit): JONES WAS NOT ABLE TO EXAMINE MINE IN DETAIL, AND GOT SOME INFORMATION FROM AN OLD, PROBABLY UNRELIABLE REPORT. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
References
Reference (Deposit): JONES, R.D., 1957, CERRO COLORADO DISTRICT: UNIV. ARIZ. M.S. THESIS.
Reference (Deposit): KEITH, S.B., 1974, INDEX OF MINING PROPERTIES IN PIMA COUNTY, ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 189, P. 114.
Reference (Deposit): HEYLMUN, E.B., 1987, CERRO COLORADO SILVER MINE, ARIZONA: CALIFORNIA MINING JOURNAL, V. 56, NO. 11, P. 75-78.
Reference (Other Database): CIMRI
Reference (Production): ( 1 ) KEITH, S. B., 1974 . ( 2 ) ELSING, 1936 , ABM BULL. 140 . HEYLMUN, 1987, P. 77.
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.
