The Margarita Mine Group is a gold and silver mine located in Santa Cruz county, Arizona at an elevation of 4,301 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: 4,301 Feet (1,311 Meters)
Commodity: Gold, Silver
Lat, Long: 31.445, -111.25500
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.
Margarita Mine Group MRDS details
Site Name
Primary: Margarita Mine Group
Secondary: Mcdonald
Secondary: Golden Eagle
Secondary: Rob Roy
Commodity
Primary: Gold
Primary: Silver
Secondary: Zinc
Secondary: Lead
Secondary: Copper
Location
State: Arizona
County: Santa Cruz
District: Oro Blanco District
Land Status
Land ownership: National Forest
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
Type: Surface/Underground
Ownership
Owner Name: Crossland Industries Corp.
Home Office: New York
Years: 1986 -
Production
Year: 1941
Time Period: 1903-1941
Material type: ORE
Description: Cp_Grade: ^Averaged 0.3 Oz. Au Per Ton, 0.6 Oz. Ag Per Ton, And Minor Pb And Cu.
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1895
Year Last Production: 1941
Discovery Year: 1895
Discovery Method: Unknown
Years of Production:
Organization:
Significant: Y
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: TABULAR
Structure
Type: R
Description: Block Faulting
Alterations
Alteration Type: L
Alteration Text: Sericitization; Silicification; Propylitization; Qtz-Ser-Pyr
Rocks
Name: Tuff
Role: Host
Age Type: Host Rock Unit
Age Young: Late Jurassic
Name: Tuff
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic
Analytical Data
Analytical Data: RICHEST ZONE SAID TO CONTAIN 0.3 OZ AU & 0.5 OZ AG PER TON.
Materials
Ore: Silver
Ore: Galena
Ore: Sphalerite
Ore: Chalcopyrite
Gangue: Quartz
Unknown: Pyrite
Comments
Comment (Location): INFO FROM LAND.ST :(1979)
Comment (Development): PAST OPERATORS INCLUDE F. DANIELS (1936-39), MARGARITA GOLD MINES CO. (1934-35), C.G. WECHLER (1941). 1984-86: PORELIMINARY FEASIBILITY STUDY, BULK SAMPLE FOR METALLURGICAL EVALUATION.
Comment (Geology): MINE IS IN A SILICIFIED ZONE SURROUNDED BY NON-WELDED RHYOLITE TUFF OF THE COBRE RIDGE TUFF FORMATION. ; GEOL.DESC: AREAS WITH MOST ABUNDANT PSEUDOMOPHS OF LIMONITE ARE RICHEST.
Comment (Deposit): IRREGULAR SILICIFIED ZONE CONSISTS OF NUMEROUS QUARTZ VEINLETS AND STRINGERS WITH ABUNDANT LIMONITE AFTER PYRITE IN SERICITIZED TUFF. DEPOSIT IS FLAT-LYING.
Comment (Workings): NUMEROUS OPEN CUT, SHAFT, AND ADIT OPERATIONS. MOSTLY SHALLOW WORKINGS.
Comment (Commodity): SULFIDES ARE OXIDIZED.
Comment (Production): ORIGINALLY WORKED IN THE 1890'S.
Comment (Deposit): Discovery Year: 1890'S
References
Reference (Deposit): WILSON AND OTHERS, 1934, ARIZONA LODE GOLD MINES: ABM BULL 137.
Reference (Deposit): KNIGHT, L.H., JR., 1970, ORO BLANCO DISTRICT: UNIV. ARIZ. PH.D. THESIS.
Reference (Deposit): YEEND, WARREN, 1973.
Reference (Deposit): ABGMT-USBM FILE DATA.
Reference (Deposit): ABM BULL 191, P. 64.
Reference (Deposit): NIEMUTH, N.J., 1987, ARIZONA MINERAL DEVELOPMENT 1984-1986: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES DIRECTORY 29, 46 P.
Reference (Deposit): SAWYER, M.B., GURMENDI, A.C., DALEY, M.R., AND HOWELL, S.B., 1992, PRINCIPAL DEPOSITS OF STRATEGIC AND CRITICAL MINERALS IN ARIZONA: UNITED STATES BUREAU OF MINES SPECIAL PUBLICATION, 334 P.
Reference (Other Database): CIMRI
Reference (Production): KEITH, 1975.
Reference (Reserve-Resource): NIEMUTH, 1987; SAWYER AND OTHERS, 1992.
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.
