Unknown No. 2 Claim

Past Producer in Cochise county in Arizona, United States with commodity Manganese
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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Controls for ore emplacement
  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 10104072
MRDS ID M241103
Record type Site
Current site name Unknown No. 2 Claim
Related records 10258246

Geographic coordinates

Geographic coordinates: -109.91204, 31.43236 (WGS84)
Elevation 1670
Relative position APPROX. 1 MI. W OF LOWELL.

Site location context

Political divisions (FIPS codes)

Cochise(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bisbee(quadrangle 1:24,000 scale)

Douglas(quadrangle 1:100,000 scale)

Douglas(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)

Geographic areas

Country State County
United States Arizona Cochise

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 023S 024E 16 Arizona

Comments on the location information

  • S. CENTRAL SEC. 16 UTM EST.

Commodities

Commodity Importance
Manganese Critical Primary

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Naco Group Limestone
    Rock description Naco Group Limestone
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -109.91204, 31.43236

Economic information

Ore body information

  • General form VEINS

Controls for ore emplacement

  • Fissure Zones.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Warren District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Calument And Arizona Mng. Co., Phelps Dodge Corp.
  • Type Owner
    Owner Calumet And Arizona Mining Co., Phelps Dodge Corp

Comments on the production information

  • PRODUCTION INCLUDED UNDER CALUMET AND ARIZONA MINING CO. IN ABGMT-USBM FILE

Comments on the workings information

  • THREE OPEN CUTS AND A SHORT ADIT. LARGEST OPEN CUT WAS ABOUT 150 FT LONG, 5 TO 8 FT SIDE, AND 10 FT DEEP. DRIFTS RUN 20 FT SOUTH AND 16 FT NORTH ON THE SECOND OPEN CUT WHICH WAS 15 FT DEEP AND 50 FT LONG. 2 TO 4 FT OF MANGANESE MINERALIZATION IS EXPOSED IN THE FACES OF THE DRIFTS

Reference information

Bibliographic references

  • Deposit

    KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 90

  • Deposit

    FARNHAM, 1961, USBM IC 7990, P. 22

  • Production

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

General comments

Subject category Comment text
Deposit DISCONNECTED BODIES OF HARD MANGANESE OXIDES AND MANGANIFEROUS CALCITE ALONG FISSURE ZONES CUTTING LIMESTONE. ORE BODIES RANGE FROM 2 TO 8 FT IN WIDTH AND FROM 20 TO 150 FT LONG. VERY LOW GRADE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1980 Zigler, Jan L. U.S. Geological Survey
Updater 01-JAN-1982 Laraba, Peter (Gest, Don E.) U.S. Geological Survey

Beyond USGS

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

Authoritative Arizona resources

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