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New Era and Adjoining Claims

Past Producer in Cochise county in Arizona, United States with commodities Manganese, Copper, Zinc
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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. Ownership information
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10027011
MRDS ID M001714
Record type Site
Current site name New Era and Adjoining Claims
Related records 10185835

Geographic coordinates

Geographic coordinates: -109.89287, 31.4207 (WGS84)

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 23S 24E 22 Arizona

Comments on the location information

  • LOCATION ESTIMATED FROM MINE MAP FOUND IN USBM IC 7990, P. 11. CLAIM IS SE OF THE BRIGGS SHAFT, ALONG THE E SIDE OF STATE HIGHWAY 92 ; INFO FROM LAND.ST :(1979)

Commodities

Commodity Importance
Manganese Critical Primary
Copper Secondary
Zinc Critical Secondary

Materials information

Materials Type of material
Copper Ore
Psilomelane Ore
Pyrolusite Ore
Calcite Gangue
Limonite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Gossan With Mn And Fe Oxides Induced By Hydrothermal Metamorphism

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Sacramento Hill Stock
    Rock description Sacramento Hill Stock
    Stratigraphic age (youngest) Jurassic
    Chronological age 170.5
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Naco Group Limestone
    Rock description Naco Group Limestone

Nearby scientific data

(1) -109.89287, 31.4207
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Main Fault Directions, N10w To N40e, S30w To N50w, Pre-Mineralization
Type of structure Regional
Structure description Pre-Mineralization Faulting And Tilting Common

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Ore Bodies Near Dikes And Sills, And Faulting And Associated Brecciation

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 Owner-Operator
    Owner Calumet And Arizona Mining Co., Phelps Dodge Corp.

Comments on the production information

  • SORTED MANGANESE OXIDES PRODUCED

Comments on the workings information

  • MINED BY SHALLOW OPEN CUTS SCATTERED ALONG PARTS OF THE FISSURES. THE DEEPEST WORK CONSISTED OF 2 SHAFTS ABOUT 25 FT DEEP

Comments on development

  • FIVE CONTIGUOUS CLAIMS KNOWN AS THE NEW ERA, COCHISE, TOP GALLANT, ILLINOIS, AND THE NELLIE AND COVER AN AREA ABOUT 1500 FT E-W AND 1000 FT N-S. CLAIMS ARE PART OF PROPERTY ONCE HELD BY THE CALUMET AND ARIZONA MINING CO. AND ARE NOW OWNED BY PHELPS DODGE CORP

Reference information

Bibliographic references

  • Deposit

    USGS BULL. 710, 1902, PL. IV, P. 108

  • Deposit

    ARIZ. B. OF M. BULL. 127, 19308 P. 40, 41

  • Deposit

    KEITH, S.B., 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P. 89.

  • Deposit

    FARNHAM, 1961, USBM IC 7990, P. 11

  • Production

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

General comments

Subject category Comment text
Deposit HARD PSILOMELANE IN IRREGULAR MASSES AND LENSES ALONG FRACTURES IN LIMESTONE. AT LEAST 10 SEPARATE FISSURES ON THEPROPERTY, STRIKE NORTHWARD AND ARE VERTICAL, AND CUT EASTWARD DIPPING BEDS OF NACO LIMESTONE. ORE BODIES RANGE FROM 2 TO 6 FT IN WIDTH AND FROM 20 TO 60 FT LONG. FISSURES CONTAIN IRREGULAR MASSES AND LENSES OF ORE FOR SEVERAL HUNDRED FT ALONG STRIKE AND OTHERS FOR A FEW TENS OF FT ONLY

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 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.

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.