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Idaho Mine Group

Producer in Santa Cruz county in Arizona, United States with commodities Silver, Lead, Zinc, Copper, Gold, Antimony, Arsenic
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Production statistics
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. Reporter information

Geologic information

Identification information

Deposit ID 10039545
MRDS ID M050254
Record type Site
Current site name Idaho Mine Group
Alternate or previous names Arizona Group
Related records 10161727

Geographic coordinates

Geographic coordinates: -111.2418, 31.46374 (WGS84)
Elevation 1265
Relative position NORTHWEST SIDE OF TOWN OF RUBY.

Site location context

Political divisions (FIPS codes)

Santa Cruz(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ruby(quadrangle 1:24,000 scale)

Atascosa Mountains(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rio De La Concepcion(hydrologic unit)

Rio De La Concepcion(hydrologic accounting unit)

Sonora(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Coronado National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Arizona Santa Cruz

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 022S 011E 32 CENTER OF S2 Arizona

Comments on the location information

  • TOWNSHIP AND RANGE UNSURVEYED. INFO FROM LAND.ST :(1979)

Commodities

Commodity Importance
Silver Primary
Lead Primary
Zinc Critical Secondary
Copper Secondary
Gold Secondary
Antimony Critical Tertiary
Arsenic Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Sphalerite Ore
Tetrahedrite Ore
Pyrite Gangue

Alteration

  • (Local) Py-Cp-Gossan

Analytical data

Result ORE VALUES AVERAGED 3 OZ/TON AG, 2% PB, 1% ZN, 0.3% CACO3 U, MINOR AU

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Eocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
    Rock unit name Oro Blanco Formation;
    Rock description Oro Blanco Formation;
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -111.2418, 31.46374
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Prominent Ne-Trending Mineralized-Zone Croppings Along Large Fault Plane

Controls for ore emplacement

  • Lensing Quartz-Fissure Vein Cutting Cretaceous Conglomerate And Sandy, Limy, And Silty Sediments

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1914
Year of last production 1922

Mining district

District name Oro Blanco District

Land status

Ownership category National Forest

Ownership information

  • Type Operator
    Owner Arivaca Mining Co. - Leased 4 Claims
    Home office 407 Nash Bldg, Austin, Tx.
    First year 1964
  • Type Owner
    Owner Mrs. Rita M. Sheehy
    First year 1964

Production statistics

  • Year 1968
    Period 1910-1968
    Material ORE
    Accuracy Estimate
    Description Cp_Grade: ^Averaged 3 Oz. Ag Per Ton, 2% Pb, 1% Zn, 0.3 % Cu, And Minor Au.
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Copper Copper 0wt-pct
    Minor Ore Zinc Zinc 1wt-pct
    Minor Ore Lead Lead 2wt-pct
    Major Ore Gold Gold 85g/mt

Workings at the site

  • Type of workings Underground
    Length 609.6M

Comments on the workings information

  • SHAFT AND TUNNEL OPERATIONS.

Comments on development

  • PROPERTY COMPRISES 11 UNPATENTED CLAIMS

Reference information

Bibliographic references

  • Deposit

    KNIGHT, L.H. JR. 1970, ORO BLANCO DISTRICT: UNIV. ARIZ. PH.D. THESIS.

  • Deposit

    WARREN AND LOOFBOUROW, 1932, MONTANA AND IDAHO MINES: ECON. GEOL., V. 27, NO. 6.

  • Deposit

    FOWLER, G.M. 1951, ORO BLANCO DISTRICT: ABM BULL. 158.

  • Deposit

    CORNWALL, H.R., 1973.

  • Deposit

    ABM BULL 191, P. 64.

  • Deposit

    ABGMT-USBM FILE DATA.

  • Deposit

    ADMR FILE DATA, ARIZONA GROUP.

  • Deposit

    KEITH, S.B., 1975, INDEX OF MINING PROPERTIES IN SANTA CRUZ CO., ARIZ., ARIZ. BUREAU OF MINES, BULL. 191, P. 64.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1972 Johnson, Maureen G. U.S. Geological Survey
Updater 01-MAY-1982 Laraba, Peter (Calder, Susan R.) U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Arizona resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.