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Mohawk Silver Mine

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

Geologic information

Identification information

Deposit ID 10103735
MRDS ID M050048
Record type Site
Current site name Mohawk Silver Mine
Related records 10113208

Geographic coordinates

Geographic coordinates: -110.7679, 31.81763 (WGS84)
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)

Rillito(hydrologic unit)

Santa Cruz(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 Pima

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 19S 15E 01 Arizona

Commodities

Commodity Importance
Zinc Critical Primary
Lead Tertiary
Copper Tertiary
Silver Tertiary

Materials information

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

Alteration

  • (Local) Py-Gossan

Analytical data

Result DEPOSIT MENTIONED BY SCHRADER - 1915 - NO DATA

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Granodiorite-Precambrian-1450 +-10my-Granodiorite
    Rock description Granodiorite-Precambrian-1450 +-10my-Granodiorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
    Rock unit name Glance Congl. Limestone Conglomerate
    Rock description Glance Congl. Limestone Conglomerate

Nearby scientific data

(1) -110.7679, 31.81763
ListMap

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 Thrust And Normal Faulting - Fracture Zones.

Ore body information

  • Strike N10E
    Dip 70E

Controls for ore emplacement

  • Faults

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 AND HIGH ANGLE NORMAL FAULTING AND FOLDING.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years ? - 1946

Mining district

District name Helvetia-Rosemont District

Land status

Ownership category National Forest

Comments on the production information

  • PRODUCTION PRIOR TO 1946.

Comments on the workings information

  • DISTRICT IS POSSIBLY NEW PORPH. COPPER DEPOSIT.

Comments on development

  • ANACONDA REPORTS ROSEMONT - HELVETIA INTRUSIVE QUARTZ LATITE AS POTENTIAL PORPH COPPER DEPOSIT IN 1971.

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

    USBM CARD FILE - UNPUB. CRIB FILE NO. M002092

  • 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

    USBM CARD FILE.

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.

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.