Iron Cap Mine

The Iron Cap Mine is a gold mine located in Santa Cruz county, Arizona at an elevation of 5,039 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

Name: Iron Cap Mine  

State:  Arizona

County:  Santa Cruz

Elevation: 5,039 Feet (1,536 Meters)

Commodity: Gold

Lat, Long: 31.50111, -110.75861

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.


Satelite image of the Iron Cap Mine

Iron Cap Mine MRDS details

Site Name

Primary: Iron Cap Mine


Commodity

Primary: Gold
Secondary: Copper
Secondary: Silver
Tertiary: Zinc
Tertiary: Lead


Location

State: Arizona
County: Santa Cruz
District: Harshaw 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

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1947
Year Last Production: 1948
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: UNKNOWN


Structure

Type: R
Description: Northward Extension Of Flux Mine Mineralization; Ryolite Contains Isolated Exotic Blocks Of Upper Paleozoic Limestone

Type: L
Description: Located On Or Near Northward Extension Of Harshaw Creek Fault


Alterations

Alteration Type: L
Alteration Text: Surface Oxidation To Unknown Depths; Pyrite Gossan At Surface


Rocks

Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Late Jurassic

Name: Rhyolite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Triassic

Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous


Analytical Data

Not available


Materials

Gangue: Hematite
Gangue: Epidote
Gangue: Chlorite
Gangue: Hornblende


Comments

Comment (Deposit): SEE ALSO; FLUX MINE; BLUE EAGLE MINE; CALIFORNIA MINE FOR GEOLOGIC INFORMATION ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Comment (Location): 1.0 MILE NNW OF FLUX MINE, ON SW SIDE OF RIDGE BETWEEN ALUM GULCH AND FLUX MINE ROAD ; INFO FROM LAND.ST :(1979)

Comment (Development): OWNERS AND OPERATORS INCLUDED LEMONT CONLEY (1947-1948); PROPERTY MIGHT HAVE BEEN OWNED AND PATENTED BY ALLISON BROTHERS IN EARLY 1900'S (SEE SCHRADER, 1915; P.261)

Comment (Deposit): IRON CAP DEPOSIT LOCATED ON OR NEAR FLUX LODE, WHICH HAS KNOWN EXTENT OF 1.5 MILES

Comment (Workings): ADIT WORKINGS

Comment (Geology): GENERAL STRUCTURE COMMON TO REGIONAL FORMATIONS IS A SHEETING WHICH DIPS 40 NNW;RHYOLITE VOLCANICS ARE CRUSHED, ALTERED, AND SILICIFIED


References

Reference (Deposit): ABGMT-USBM FILE DATA

Reference (Deposit): USBM FILES, IRON CAP MINE

Reference (Deposit): BLM MINING DISTRICT MAP 721

Reference (Deposit): SCHRADER, FRANK C., 1915, MINERAL DEPOSITS OF THE SANTA RITA AND PATAGONIA MOUNTAINS, ARIZONA; USGS BULLETIN 582, P. 261

Reference (Deposit): SIMONS, FRANK S., 1974, GEOLOGIC MAP AND SECTIONS OF THE NOGALES AND LOCHIEL QUADRANGLES, SANTA CRUZ COUNTY, ARIZONA; USGS MAP I-762 (1:48000)

Reference (Deposit): KARTCHNER, WAYNE E. 1944 THE GEOLOGY AND ORE DEPOSITS OF A PORTION OF THE HARSHAW DISTRICT, PATAGONIA MOUNTAINS, ARIZONA; PHD. THESIS, UNIVERSITY OF ARIZONA, P.82-84


Arizona Gold

Where to Find Gold in Arizona

"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.