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Harper Mine

Producer in Cochise county in Arizona, United States with commodities Gold, Silver, Copper, Tungsten, Lead
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10039572
MRDS ID M050354
Record type Site
Current site name Harper Mine
Alternate or previous names Rincon Claim, Ashworth
Related records 10185976

Geographic coordinates

Geographic coordinates: -110.35288, 31.3982 (WGS84)
Elevation 1806

Site location context

Political divisions (FIPS codes)

Cochise(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Miller Peak(quadrangle 1:24,000 scale)

Nogales(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper San Pedro(hydrologic unit)

San Pedro-Willcox(hydrologic accounting unit)

Middle Gila(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 Cochise

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 23S 20E 30 Arizona

Comments on the location information

  • INFO FROM LAND.ST :(1979)

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Primary
Tungsten Critical Primary
Lead Secondary

Comments on the commodity information

  • MINED FIRST FOR GOLD SILVER & COPPER, THEN FOR SCHEELITE.

Materials information

Materials Type of material
Bornite Ore
Calcite Ore
Chalcopyrite Ore
Galena Ore
Gold Ore
Malachite Ore
Pyrite Ore
Scheelite Ore
Silver Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -110.35288, 31.3982
ListMap

Economic information

Ore body information

  • General form NARROWVEIN
    Strike N 25W OR N20-30E
    Dip 30 TO 60 SW OR 40NW
    Thickness 0.46M

Comments on the geologic information

  • ORE IN QUARTZ VEINS CUTTING GLANCE CONGLOMERATE AND ANDESITE VOLCANICS CONTAINING EXOTIC BLOCKS OF LIMESTONE(PAL). ; GEOL.DESC: ANDESITE OF GLANCE CONGLOMERATE.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Hartford District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Southwest Tungsten Mining

Comments on the production information

  • MINOR PRODUCTION OF GOLD-SILVER ORE IN THE EARLY 1900'S. SEVERAL HUNDRED TONS OF TUNGSTEN CONCENTRATES PRODUCED IN 1941. GOLD GRADE REPORTED AS 0.31 OZ/TON.

Comments on the workings information

  • SURFACE AND SHALLOW SHAFTWORKINGS.

Reference information

Bibliographic references

  • Deposit

    DALE ETAL, 1960, USBM RI 5660

  • Deposit

    HAYES & RAUP, 1968, MAP I 509

  • Deposit

    CREASEY,S.C.1973

  • Deposit

    KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 65.

  • Production

    KEITH, 1973, ARIZ. BUR. OF MINES BULL. 187.

General comments

Subject category Comment text
Deposit 4 QUARTZ VEINS, SCHEELITE IN TWO VEINS. THICKNESS IS 6 INCHES AT SURFACE TO 12"-18" THICK FROM DUMP MAT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1972 Johnson, Maureen G. 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.