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Whitedelf Mine

Past Producer in Bonner county in Idaho, United States with commodities Lead, Silver, Copper, Gold, Zinc, Antimony, Cadmium
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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 10103876
MRDS ID M060176
Record type Site
Current site name Whitedelf Mine
Alternate or previous names Pearlvein, Badgelymiddlevein, Pugh Vein, Southandersonvein, James E. White Tunnel, Norquist Tunnel.

Geographic coordinates

Geographic coordinates: -116.20105, 48.1632 (WGS84)
Elevation 671
Relative position 1.25 MI NNW OF CLARK FORK RAILROAD STATION; ON E TIPOF HOWE MOUNTAIN

Site location context

Political divisions (FIPS codes)

Bonner(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Clark Fork(quadrangle 1:24,000 scale)

Sandpoint(quadrangle 1:100,000 scale)

Sandpoint(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Clark Fork(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Bonner

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 056N 002E 33,34 Idaho

Comments on the location information

  • E END OF HOWE MOUNTAIN, JUST ABOVE SPRING AND LIGHTNING CREEKS.

Commodities

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

Comments on the commodity information

  • TETRAHEDRITE FORMS 1/10 TO 1/4 OF ORE

Materials information

Materials Type of material
Boulangerite Ore
Bournonite Ore
Galena Ore
Meneghinite Ore
Pyrargyrite Ore
Semseyite Ore
Sphalerite Ore
Tetrahedrite Ore
Pyrite Gangue
Quartz Gangue
Siderite Gangue

Alteration

  • (Local) Sericitization, Oxidation

Analytical data

Result 1OZ AG TO 1TON PB
Result 40 TO 50% PB AND 40-50 OZ AG PER TON OF HANDPICKED ORE
Result AG:PB RATIO IS 1OZ TO 1% . ORE ON THE 800 LEVEL AVERAGES ABOUT 13 OZ AG/TON AND 6% PB.

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Silt
    Rock unit name Mid Wallace Form-Shales, Argillite, With Some Calcareous Shaley Siltites And Quartzites
    Rock description Mid Wallace Form-Shales, Argillite, With Some Calcareous Shaley Siltites And Quartzites
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1) -116.20105, 48.1632
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description On Broad W. Limb Of Syncline With Axis In Montana
Type of structure Local
Structure description Heavy Zones Of Gouge, Wide Branching Shears; Near Hope Fault. Pre- And Post-Mineralization Faults. Several Nne To Ne Faults Cut The Veins. Wallace Strikes N 5-35 Deg W, Dips 15-35 Deg Ne.

Ore body information

  • General form IRREGULAR/PINCH & SWELL
    Strike N 40 E
    Dip 65 DEG SE
    Thickness 0.91M
    Length 2000M
    Width 2.13M
    Depth to top 0M
    Depth to bottom 304.8M

Controls for ore emplacement

  • Fault, Shear Zone ; Flatter Portions Of Steeply Dipping Reverse Faults

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1926
Year of first production 1926

Mining district

District name Clark Fork Mining District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Silverfields Corp.
  • Type Owner
    Owner Whitedelf Mining And Development Co.

Production statistics

  • Year 1955
    Period 1944 - 1955
    Material ZN
    Accuracy Accurate
    Description Cp_Grade: ^60 - 237.5 Oz Ag/Ton, 1 - 9.6 % Sb, Cu, Up To 38.6 % Pb, Au, Zn
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Lead Lead 39wt-pct
    Antimony Antimony 5wt-pct
    Silver Silver 4704g/mt
  • Year 1955
    Period 1926-1955
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^33 % Pb, 43 Oz Ag/Ton ( 1928 ), 0.01 - 0.8 % Cu ( 1939 - 1941 ), Zn, Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Copper Copper 1wt-pct
    Ore Silver Silver 1214g/mt
    Major Ore Lead Lead 33wt-pct

Comments on the production information

  • LEASERS CONTINUED TO MINE 1955 - 1960 BUT NO RECORD AVAILABLE FOR THEIR PRODUCTION; $1 MILLION TO 1958

Workings at the site

  • Type of workings Underground
    Length 3870.96M
    Overall depth 249.94M
    Overall length 609.6M
    Overall width 274.32M

Comments on the workings information

  • 8 DRIFTS; AVERAGE THICKNESS OF PEARL VEIN GIVEN ABOVE. SEVERAL SHORT ORE SHOOTS DEVELOPED ALONG VEINS

Comments on development

  • COMPRISES 360 ACRES OF PATENTED LAND; INCORPORATED 1926; AT ONE STAGE OF OPERATION, 75-TON CONCENTRATOR. MINE CLOSED AFTER 1960 AND IS NOW FLOODED ; ECON.COM: THICK MANTLE OF GLACIAL DRIFT

Reference information

Bibliographic references

  • Deposit

    ANDERSON, A.L. 1947, GEOLOGY OF THE LEAD-SILVER DEPOSITS OF THE CLARK FORK DISTRICT, BONNER COUNTY, IDAHO: USGS BULL. 944-B, P. 85-93

  • Deposit

    SAVAGE, C.N., 1967, GEOLOGY AND MINERAL RESOURCES OF BONNER COUNTY: IDAHO BUREAU OF MINES AND GEOLOGY COUNTY REPORT NO. 6, P. 89-90

  • Deposit

    LORAIN, S.H. 1946, CLARK FORK LEAD-ZINC DISTRICT, BONNER COUNTY, IDAHO: U.S. BUREAU OF MINES RPT. INV. 3992

  • Deposit

    HARRISON, J.E. AND JOBIN, D.A. 1963, GEOLOGY OF THE CLARK FORK QUADRANGLE, IDAHO-MONTANA: USGS BULL. 1141-K. 38 P.

  • Deposit

    5) ANDERSON, A.L., 1930, GEOLOGY AND ORE DEPOSITS OF THE CLARK FORK DISTRICT, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY BULL. 12, 132 P.

  • Deposit

    6) ZARTMAN, R.E., AND STACEY, J.S., 1971, LEAD ISOTOPES AND MINERALIZATION AGES IN BELT SUPERGROUP ROCKS, NORTHWESTERN MONTANA AND NORTHERN IDAHO: ECON. GEOLOGY, V. 66, P. 849-860.

  • Deposit

    7) ANDERSON, A.L., 1946, LEAD-ZINC MINERALIZATION IN THE CLARK FORK DISTRICT, BONNER COUNTY, IDAHO: ECON. GEOLOGY, V. 41, NO. 2, P. 105-123.

  • Deposit

    8) WESTERN MINING NEWS, 1974-75 DIRECTORY OF MINES IN IDAHO (COEUR D'ALENE DISTRICT) AND WASHINGTON, P. 127.

  • Deposit

    9) STARMONT, L., 1929 , CLARK FORK AND LAKE PEND OREILLE: MINING TRUTH, V. 14 , NO. 8 , P. 7 - 9 , 16 .

  • Deposit

    10) LAHEIST, B. A., 1964 , MINERAL RESOURCES - SMELTER BYPRODUCTS, IN MINERAL AND WATER RESOURCES OF IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY SPEC. REPT. NO. 1 , P. 194 - 199

  • Deposit

    LORAIN, S.H.,1946,CLARK FORK LEAD-ZINC DISTRICT, BONNER COUNTY,IDAHO: U.S. BUREAU OF MINES REPORT OF INVESTIGATION 3992, 10P.

  • Deposit

    1926 DIREXPL WHITEDELF MINING AND DEVEL CO.

  • Deposit

    1940 GEOLMAP A.L. ANDERSON, USGS BULL. 944-B

  • Deposit

    1940 JAMES E. WHITE, LESSEE

  • Deposit

    1944 DIREXPL USBURMINES REPT INV 3992

  • Deposit

    1957 GEOLMAP HARRISON AND JOBIN, USGS BULL. 1141-K

  • Deposit

    1964 COMPILE IDAHO BUREAU OF MINES AND GEOLOGY SPEC. REPT. NO. 1

  • Production

    ANDERSON, A. L., 1947 , USGS BULL. 944 - B. ANDERSON, A. L., 1930 , IDAHO BUREAU OF MINES AND GEOLOGY BULL. 12 . SPOK. CHRON., FEB. 5 , 1969 .

General comments

Subject category Comment text
Deposit AVERAGE THICKNESS, STRIKE AND DIP OF PEARL VEIN GIVEN ABOVE; SEVERAL SHORT ORE SHOOTS DEVELOPED ALONG VEINS; THE BADGELY VEIN (MIDDLE VEIN) TRENDS N 55 DEG E AND DIPS NEARLY VERTICALLY; THE PUGH VEIN TRENDS N 70 DEG E AND DIPS 85 DEG S
Deposit MIDDLE, PEARL, AND SOUTH FAULTS ARE HIGH-ANGLE REVERSE FAULTS; PUGH FAULT IS A HIGH-ANGLE STRIKE-SLIP FAULT AND A 40-FT BRECCIATED ZONE, CONTAINING ORE. LEAD ISOTOPES:PB 206/PB 204=18.255; PB 207/PB 204=15.580; PB 208/PB 204=38.419

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1973 Puffett, Willard P. U.S. Geological Survey
Updater 01-SEP-1976 Miller, Pat J. U.S. Geological Survey

Beyond USGS

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

External references

Maps centered on this site