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Fourth of July Sourdough Mine

Producer in Shoshone county in Idaho, United States with commodities Antimony, Gold, Zinc, Silver, Lead, 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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Production statistics
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10073456
MRDS ID W019549
Record type Site
Current site name Fourth of July Sourdough Mine
Alternate or previous names Antimony Min. Co., Coeur D'Alene and Pine Creek
Related records 10281079

Geographic coordinates

Geographic coordinates: -116.24854, 47.53407 (WGS84)
Elevation 692
Relative position 6 MI W OF KELLOGG. NEAR PINEHURST

Site location context

Political divisions (FIPS codes)

Shoshone(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Kellogg West(quadrangle 1:24,000 scale)

Coeur D'Alene(quadrangle 1:100,000 scale)

Spokane(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Fork Coeur d'Alene(hydrologic unit)

Spokane(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Idaho Shoshone

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 048N 002E 06 Idaho

Comments on the location information

  • ALONG PINE CREEK ON THE W SIDE

Commodities

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

Materials information

Materials Type of material
Stibnite Ore
Pyrite Gangue
Quartz Gangue

Analytical data

Result HAND PICKED SAMPLES OF ORE ASSAYED 171 OZ AG AND 46 OZ. AG. A 1920 CARLOAD OF CONCENTRATES YIELDED 36.36 % SB, 0.24 OZ. AU / TON

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
    Rock unit name Prichard Formation-Black Slates
    Rock description Prichard Formation-Black Slates
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -116.24854, 47.53407
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Black Gouge Seams

Ore body information

  • General form POCKETS
    Strike N 60 DEG E
    Dip 47 DEG NW
    Length 121.92M
    Width 1.52M
    Depth to bottom 51.82M

Controls for ore emplacement

  • Shear Zone

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1885
Year of first production 1885

Mining district

District name Coeur D'Alene District (St. Joe)

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Fourth Of July Silver, Inc.

Production statistics

  • Year 1916
    Period 1885 - 1916
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^36.36 % Sb, 0.24 Oz Au / Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 7g/mt
    Ore Antimony Antimony 36wt-pct

Comments on the production information

  • $ 50,000 ORE PRODUCED. 1000 TONS SB ORE ROASTED. RATIO CONCENTRATION 7 TONS TO 1 , AND AN AVG OF 3 TONS CONCENTRATES PRODUCED DAILY.

Workings at the site

  • Type of workings Surface/Underground
    Length 64.01M
    Overall depth 2.44M
    Overall length 121.92M
    Overall width 51.82M

Comments on the workings information

  • 2 CAVED TUNNELS

Comments on development

  • 3 PATENTED CLAIMS AND 240 ACRES FROM ABSORBING ANTIMONY MINING & MILLING CO. PLUS 34 UNPATENTED CLAIMS 6 DDH UP TO 307 FT IN DEPTH

Reference information

Bibliographic references

  • Deposit

    WESTERN MINING NEWS, 1974 , DIRECTORY OF MINING, IDAHO (COEUR D'ALENES) AND WASHINGTON, 1974 - 1975 : SPOKANE, WESTERN MINING NEWS, 163 P.

  • Deposit

    SPOKANE CHRONICLE, JAN. 10 , 1973 ; AUG 15 , 1972 ; OCT. 1 , 1974 ; SEPT. 28 , 1971 ; APRIL 6 , 1970

  • Deposit

    JONES, E. L., JR., 1920 , A RECONNAISSANCE OF THE PINE CREEK DISTRICT, IDAHO: USGS BULL. 710 , 36 P.

  • Deposit

    FRYKLUND, V. C., JR., 1964 , ORE DEPOSITS OF THE COEUR D'ALENE DISTRICT, SHOSHONE COUNTY, IDAHO: USGS PROF. PAPER 445 , 103 P.

  • Deposit

    5) UMPLEBY, J. B., AND JONES, E. L., JR., 1923 , GEOLOGY AND ORE DEPOSITS OF SHOSHONE COUNTY, IDAHO: USGS BULL. 732 , 121 P.

  • Deposit

    1920 RECON E. L. JONES, BULL. 710

  • Deposit

    1923 GEOLMAP UMPLEBY AND JONES, BULL. 732

  • Deposit

    1964 OTHER V. C. FRYKLUND, PROF. PAPER 445

  • Deposit

    GEOCHEM FOURTH OF JULY SILVER - 6 ANOMALIES

  • Deposit

    1970 GEOLMAP FOURTH OF JULY SILVER

  • Production

    JONES, E. L., JR., 1920 , USGS BULL. 710 , 36 P.

General comments

Subject category Comment text
Deposit 3 ANOMALOUS AREAS OVER 2000 FT LONG, 3 OVER 1000 FT. LONG
Deposit FOURTH OF JULY SILVER AND ANTIMONY MINING COS. MERGED INTO FOURTH OF JULY SILVER - NOTICE IN SEPT. 28 , 1971 NEWSPAPER

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1974 Miller, Pat J. U.S. Geological Survey

Beyond USGS

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

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