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Lead Zone Mine

Past Producer in Washington county in Idaho, United States with commodities Lead, Silver, Zinc, Gold, Copper
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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. Production statistics
  19. Workings at the site
  20. Links to other databases
  21. Bibliographic references
  22. General comments
  23. Reporter information

Geologic information

Identification information

Deposit ID 10070093
MRDS ID W012776
Record type Site
Current site name Lead Zone Mine
Alternate or previous names Keystone and Galena

Geographic coordinates

Geographic coordinates: -116.77739, 44.82209 (WGS84)
Elevation 2256
Relative position 6.5 MI. W.S.W. OF HORNET RANGER STATION.

Site location context

Political divisions (FIPS codes)

Washington(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cuddy Mountain(quadrangle 1:24,000 scale)

McCall(quadrangle 1:100,000 scale)

Baker City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Brownlee Reservoir(hydrologic unit)

Middle Snake-Powder(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Payette 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 Idaho Washington

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 017N 004W 12 Idaho

Comments on the location information

  • NEAR SUMMIT OF CUDDY MTN. AT END OF NO BUSINESS CANYON ; 4 MI NE OF HERCULES PROP

Commodities

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

Materials information

Materials Type of material
Anglesite Ore
Galena Ore
Quartz Gangue

Alteration

  • (Local) Oxidation, Bleaching, Silicification

Analytical data

Result LEAD VALUES RANGE FROM 2 - 50% PB IN THE ORE. (OVER WIDTHS GREATER THAN 2 FT IN WINZE SAMPLE)

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Seven Devils Volcanics-Andesite, Tuffs;Cret-Tert
    Rock description Seven Devils Volcanics-Andesite, Tuffs;Cret-Tert
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -116.77739, 44.82209
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Faults, Brecciated Zones

Ore body information

  • General form NARROW, PINCHING, SWELLING, BRANCHING
    Strike N 55 DEG E
    Dip 61 DEG N
    Length 1219.2M
    Width 609.6M

Controls for ore emplacement

  • Shears And Breccia Zones.

Economic information about the deposit and operations

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

Mining district

District name Cuddy Mtn. Area

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Lead Zone Mining Co.

Production statistics

  • Year 1950
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^34.7 % Pb
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Ore Lead Lead 35wt-pct
  • Year 1951
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^ .4 % Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Ore Zinc Zinc 0wt-pct
  • Year 1952
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^ 4.1 Oz Ag, 0.1 Oz Au/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 3g/mt
    Major Ore Silver Silver 116g/mt

Workings at the site

  • Type of workings Surface/Underground
    Length 609.6M

Comments on the workings information

  • BRUCE TUNNEL IS 1200 FEET LONG. THE MAINWORKINGS ARE FROM AN ADIT, 600 FEET LONG, WITH 3 SHORT BRANCH LATERALS.

Comments on development

  • 104 CLAIMS

Reference information

Bibliographic references

  • Deposit

    COOK, E. F., 1954, MINING GEOLOGY OF THE SEVEN DEVILS REGION: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 97, 22 P.

  • Deposit

    BRUCE, W. R., 1971, GEOLOGY, MINERAL DEPOSITS, AND ALTERATION OF PARTS OF THE CUDDY MTN. DIST., WESTERN IDAHO: CORVALLIS, OREGON STATE UNIV., PH.D. DISSERT., 165 P.

  • Deposit

    WESTERN MINING NEWS, MAR. 18 , 1977 , P. 11 .

  • Deposit

    1954 COMPILE IDAHO BUREAU OF MINES AND GEOL., PAMPHLET 97.

  • Deposit

    1976 GEOLMAP KEYSTONE CO?

  • Production

    COOK, E. F., 1954; IDAHO BUREAU OF MINES AND GEOLOGY, PAMPHLET 97., 22 P.

General comments

Subject category Comment text
Deposit STRIKE VARIES N 45 - 65 DEG E; DIP VARIES 53 - 70 DEG W
Deposit AUTHOR SUGGESTS THAT THE ROCK SEQUENCE FROM THE MINE, WEST, MAY BE OVERTURNED AND FAULTED.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1976 Benjamin, David A.; Miller, Pat U.S. Geological Survey

Beyond USGS

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

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