Old Dick Mine

Past Producer in Pima county in Arizona, United States with commodities Copper, Silver, Lead, Gold, Zinc
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. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Production statistics
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10039417
MRDS ID M050052
Record type Site
Current site name Old Dick Mine
Alternate or previous names American
Related records 10259004

Geographic coordinates

Geographic coordinates: -110.78235, 31.85819 (WGS84)
Elevation 1372
Relative position 28 MILES S. E. OF TUCSON.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Helvetia(quadrangle 1:24,000 scale)

Fort Huachuca(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Santa Cruz(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 18S 15E 23 Arizona

Comments on the location information

  • N CENTRAL SECTION 23.

Commodities

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

Materials information

Materials Type of material
Chalcopyrite Ore
Cuprite Ore
Malachite Ore
Pyrite Ore

Alteration

  • (Local) Py-Cp-Gossan; Skarn

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Quartz Latite
    Rock unit name Quartz Latite-56 +-2my-Quartz Latite
    Rock description Quartz Latite-56 +-2my-Quartz Latite
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Willow Canyon Formation-Cretaceous-Conglomerate And Siltstone.;Concha Limestone-Cherty Limestone
    Rock description Willow Canyon Form-Cretaceous-Conglomerate And Siltstone.;Concha Limestone-Cherty Limestone

Nearby scientific data

(1) -110.78235, 31.85819

Economic information

Geologic structures

Type of structure Regional
Structure description Homoclinal ; Reg.Trends: Tilting And Broad Open Folds In S. And Extensive Faulting In N.
Type of structure Local
Structure description Nw

Ore body information

  • General form IRREGULAR BODIES, PIPES
    Dip NORTHERLY
    Thickness 4.57M

Controls for ore emplacement

  • Intrusive Contact And Shear Zone

Comments on the geologic information

  • ORE GEN. IN LIME-SILICATE ZONES CONTROLLED BY FAULTS AND FRACTURES. ; MAJOR.UNITS: BASIN AND RANGE ; GEOL.DESC: AGE OF MINERALIZATION BELIEVED TO BE THAT OF THE QUARTZ LATITE INTRUSIVE OF DREWES - 1971. ; REG.COM: STRUCTURE IN DISTRICT IS THRUST FAULTING & HIGH ANGLE NORMAL FAULTING & FOLDING

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1899
Year of first production 1940
Year of last production 1952

Mining district

District name Helvetia-Rosemont District

Land status

Ownership category National Forest

Production statistics

  • Year 1952
    Period 1870-1952
    Material ORE
    Accuracy Estimate
    Description Cp_Grade: ^5% Cu, 1 Oz Ag/Ton, Minor Pb, Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Silver Silver 28g/mt
    Major Ore Copper Copper 5wt-pct

Comments on the production information

  • PRODUCTION IN LATE 1870'S-1907 AND 1938-1952.

Workings at the site

  • Type of workings Surface/Underground
    Length 914.4M

Comments on the workings information

  • DISTRICT IS POSSIBLY NEW PORPH. COPPER DEPOSIT. SHAFTS AND CUTS.

Comments on development

  • OPERATORS INCLUDED HELVETIA MINING AND MILLING CO., R.E. CHILSON, JAMES R. CRAY

Reference information

Bibliographic references

  • Deposit

    SCHRADER, F.C., 1915 USGS BULL. 582

  • Deposit

    ARIZONA BUREAU OF MINES 1971 FIELDNOTES V. 1 NO 2

  • Deposit

    DREWES, H., 1971, USGS MAP I-613 (SAHUARITA QUAD)

  • Deposit

    KEITH,S.B.,1974,INDEX OF MINING PROPERTIES IN PIMA COUNTY,ARIZONA:ARIZONA BUREAU OF MINES BULLETIN 189,P.127.

  • Deposit

    1909 RECON F. C. SCHRADER, U.S.G.S. BULL. 582

  • Deposit

    1971 DIREXPL ANACONDA - POSSIBLE NEW PORPH CU.

  • Deposit

    1971 GEOLMAP H. DREWES U.S.G.S. MAP I-613.

  • Production

    KEITH,S.B.,1974,P.127.

General comments

Subject category Comment text
Deposit THE STRATIGRAPHIC UNITS USED ARE THOSE OF H. DREWES - 1971, USGS MAP I-613. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1972 Keith, William J. U.S. Geological Survey

Beyond USGS

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

External references

Authoritative Arizona resources

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