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Werdenhoff Prospect

Past Producer in Idaho county in Idaho, United States with commodities Gold, Silver, 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. Mineral rights holdings
  17. Land status
  18. Ownership information
  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 10071679
MRDS ID W015194
MAS/MILS ID 0160490011
Record type Site
Current site name Werdenhoff Prospect
Alternate or previous names Pueblo, Coveny, Red Bluff, Keystone

Geographic coordinates

Geographic coordinates: -115.34676, 45.19598 (WGS84)
Elevation 2073
Relative position 5.5 MI NW OF BIG CREEK

Site location context

Political divisions (FIPS codes)

Valley(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Big Creek(quadrangle 1:24,000 scale)

Warren(quadrangle 1:100,000 scale)

Elk City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Middle Fork Salmon(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower 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 Idaho

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 022N 009E 33, 34 SWSESW (34) Idaho

Comments on the location information

  • About 5 Mi From Junction With Big Creek; On E. Side Of N. Fk Of Smith Creek About 1 Mi By Road From Smith Creek

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Tertiary

Comments on the commodity information

  • 15 Grab And 3 Chip Samples Were Collected And Assayed For Gold, Silver, And Copper. Gold Ranged From Trace To .16 Gm. Per Metric Tonne; Silver Ranged From Trace To .21 Gram Silver Per Metric Tonne; And Copper Ranged From Not Detectable To Trace.

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Sphalerite Ore
Tetrahedrite Ore
Calcite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Sericitization; Silicification; Oxidation; Leaching

Analytical data

Result ASSAYS RANGE FROM TRACE TO .47 OZ AU/TON, AND TRACE TO 0.6 OZ AG/TON. AVERAGE AU AND AG VALUES ARE 0.06 AND 0.25 OZ/TON.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Belt Supergroup
    Rock description Yellowjacket Formation-Quartzite, Argillite; Schist;Belt Supergroup-Gneiss
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite

Nearby scientific data

(1) -115.34676, 45.19598
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Up To 2 Ft Gouge

Ore body information

  • Strike N 35 DEG E
    Dip 75 DEG E
    Length 91.44M
    Width 1.52M

Controls for ore emplacement

  • Contact Zone Of Gneiss And Yellowjacket Formation; Fractures, Major Joints

Comments on the geologic information

  • Yellowjacket Formation Near Mine Strikes N. Dips 30 To 40 Deg W; Fractures Trend N 45 Deg E And N 15 Deg E

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discoverer Pringle Smith

Mining district

District name Edwardsburg District

Mineral rights holdings

Type of mineral rights Located Claim
Type of mineral rights Patented

Land status

Ownership category National Forest
Area name Payette National Forest
Ownership category National Primitive Area
Area name Idaho Primitive Area

Ownership information

  • Type Owner-Operator
    Owner Werdenhoff Mining Co.

Workings at the site

  • Type of workings Underground
    Length 1036.32M

Comments on the workings information

  • 7 Adits

Comments on development

  • 33 Unpatented Claims; 5 - Stamp Mill, Rod Mill, 2 Concentrating Tables, Jig, 1250-Ft Tramway

Reference information

Bibliographic references

  • Deposit

    Shenon, P. J., And Ross, C. P., 1936, Geology And Ore Deposits Near Edwardsburg And Thunder Mountain, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 44, 45 P.

  • Deposit

    Cater, F. W., And Others, 1973, Mineral Resources Of The Idaho Primitive Area And Vicinity, Idaho: USGS Bulletin 1304, 431 P.

  • Deposit

    Kirkpatrick, G. E., 1974, Geology And Ore Deposits Of The Big Creek Area, Valley And Idaho Counties, Idaho: Moscow, Idaho, Univ. Of Idaho, M.S. Thesis, 92 P.

  • Deposit

    Lorain, S. H., 1938, Gold Mining And Milling In Idaho County, Idaho: USBM Inf. Circ. 7039, 90 P.

  • Deposit

    1930 Direxpl Keystone Gold Mines, Inc.

  • Deposit

    1936 Geolmap Idaho Bureau Of Mines And Geology Pamphlet 44

  • Deposit

    1938 Recon USBM Inf. Circ. 7039

  • Deposit

    1973 Recon F. W. Cater And Others, Bulletin 1304

General comments

Subject category Comment text
Deposit 2 Veins

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-74 Miller, Pat J. U.S. Geological Survey
Reporter 31-DEC-96 Buckingham, David A. U.S. Bureau of Mines

Beyond USGS

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

External references

Maps centered on this site