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Sunnyside Mine

Producer in Valley county in Idaho, United States with commodities Gold, Silver
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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. 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. Reserves and resources
  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 10070806
MRDS ID W013903
Record type Site
Current site name Sunnyside Mine
Related records 10193589

Geographic coordinates

Geographic coordinates: -115.13155, 44.95458 (WGS84)
Elevation 2438
Relative position ABOUT 2500 FT N OF THUNDER MOUNTAIN

Site location context

Political divisions (FIPS codes)

Valley(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rainbow Peak(quadrangle 1:24,000 scale)

Pistol Creek(quadrangle 1:100,000 scale)

Challis(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper 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 Valley

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 019N 011E 29 Idaho

Comments on the location information

  • HEAD OF SUNNYSIDE CREEK ON NE SLOPE OF THUNDER MOUNTAIN ON DIVIDE BETWEEN MULE CREEK AND TRIB. TO MARBLE CREEK. LAND STATUS VALUE CALCULATED 7-94 USING GIS OVERLAY ANALYSIS WITH USFS LAND OWNERSHIP BOUNDARIES, 1:126,720 SCALE.

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Pyrite Gangue

Alteration

  • (Local) Zeolitic And Argillic; Oxidation; Silicification

Analytical data

Result SAMPLE ASSAYED 0.12 OZ AU AND 2.36 OZ AG/TON. AVERAGE ASSAY OF LARGE GROUND BLOCKS RANGES 0.15 TO 0.25 OZ AU/TON.

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Challis Volcanics-Argillized And Silicified Rhyolite Flow Breccia
    Rock description Challis Volcanics-Argillized And Silicified Rhyolite Flow Breccia
    Stratigraphic age (youngest) Eocene
    Stratigraphic age (youngest) Eocene
    Stratigraphic age (youngest) Eocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -115.13155, 44.95458
ListMap

Economic information

Ore body information

  • General form BLANKET - LIKE
    Strike NNE
    Dip 6 DEG N
    Plunge 5 DEG
    Plunge direction N
    Thickness 6.1M
    Width 91.44M

Controls for ore emplacement

  • Fractures And Joints

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1899
Discoverer Caswell Brothers

Mining district

District name Thunder Mountain District

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
    Owner Placer Amex

Production statistics

  • Year 1938
    Period 1926-1938
    Material ORE
    Description Cp_Grade: ^Ave. 0.22 - 0.28 Oz Au/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 7g/mt

Comments on the production information

  • $5000 WORTH AU BEFORE 1908; $115,000 TOTAL PRODUCTION 1926 - 1938

Reserves and resources

  • Type In-situ
    Estimate year 1956
    Commodity Subtype Grade units Group Importance Year
    Gold Au 4.517 g/mt Gold Major 1956

Comments on the reserve resource information

  • ESTIMATED BY G. E. ZIEGLER
  • ITEM 1 ESTIMATED BY R. J. MC CRAE, ITEM 2 ESTIMATED BY U. S. BUREAU MINES.

Workings at the site

  • Type of workings Underground
    Length 2743.2M

Comments on the workings information

  • DEVELOPED 700 FT DOWN DIP; LOWER END OF DEVELOPED ORE IS LESS THAN 150 FT BELOW SURFACE

Comments on development

  • 40 - STAMP MILL, 8000 FT TRAMWAY BY 1904 . TRENCHING AND CHURN DRILLING PROGRAM IN 1950'S. R. J. AND G. C. MC CREA (MCRAE?) AND W. BROWN PATENTED 8 LODE CLAIMS IN 1962 , COVERING 185 ACRES IN MINE AREA. ; ECON.COM: HIGH COST TRANSPORTATION DUE TO REMOTENESS

Reference information

Bibliographic references

  • Deposit

    CATER, F. W., AND OTHERS, 1973, MINERAL RESOURCES OF THE IDAHO PRIMITIVE AREA AND VICINITY, IDAHO: U. S. GEOLOGICAL SURVEY BULL. 1304, 431 P.

  • 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

    USBM, 1975, ACTIVITY OF IDAHO MINING PROPERTIES, 1974, USBM, BOISE, IDAHO, 61 P.

  • Deposit

    ROSS, C. P., 1927 , ORE DEPOSITS IN THE TERTIARY LAVA IN THE SALMON RIVER MOUNTAINS, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 25 , 20 P.

  • Deposit

    1973 RECON CATER, F. W., AND OTHERS, BULL. 1304

  • Deposit

    DIREXPL YUBA MINING CO.

  • Deposit

    DIREXPL J. R. SIMPLOT CO.

  • Deposit

    1975 COMPILE USBM, MINING ACTIVITY LIST, 1974

  • Deposit

    DIREXPL BRADLEY MINING CO.

  • Production

    CATER, F. W., AND OTHERS, 1973, USGS BULL. 1304, 431 P.

General comments

Subject category Comment text
Deposit UPPER LIMIT OF MINERALIZATION IS DARK-COLORED CLAYEY ROCK, (MUDFLOW?)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1974 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