Ann Nos. 1 and 2

Prospect in Idaho county in Idaho, United States with commodities Lead, Silver, Zinc, Gold
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. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10096381
MRDS ID W015365
MAS/MILS ID 0160490195
Record type Site
Current site name Ann Nos. 1 and 2
Alternate or previous names Sheepeater Prospect, Greyhorse Lode, Bluehorse Placer

Geographic coordinates

Geographic coordinates: -115.34677, 45.37378 (WGS84)
Elevation 2438
Relative position 1 MI SSE OF SHEEPEATER PEAK

Site location context

Political divisions (FIPS codes)

Idaho(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mosquito Peak(quadrangle 1:24,000 scale)

Warren(quadrangle 1:100,000 scale)

Elk City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Salmon-Chamberlain(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)

Frank Church-River of No Return Wilderness(Wilderness)

Wilderness 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 024N 009E 34 SWNESW Idaho

Comments on the location information

  • 12 Mi W By Trail From Chamberlain Guard Station Landing Field; 15 Mi N By Trail From Werdenhoff Mine Land Status Value Calculated 7-94 Using GIS Overlay Analysis With USFS Land Ownership Boundaries, 1:126,720 Scale.

Commodities

Commodity Importance
Lead Primary
Silver Tertiary
Zinc Critical Tertiary
Gold Tertiary

Comments on the commodity information

  • Samples From Middle Segment Of Ann No.1 Showed About 9078 Tonnes Averaging 274 Grams Silver Per Tonne, One Percent Lead, And One Percent Zinc.

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore

Alteration

  • (Local) Limonite, Mn Oxide, Fe Stain

Analytical data

Result ANN NO. 1 WORKINGS CONTAINED TRACE AU, TRACE TO 37.0 OZ AG/TON, TRACE TO 4.0% PB, TRACE TO 5.1% ZN. ANN NO. 2 WORKINGS HAD TRACE AU, UP TO 0.70 OZ AG/TON

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Idaho Batholith-Granite;Dikes-Aplite, Granite
    Rock description Idaho Batholith-Granite;Dikes-Aplite, Granite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Yellowjacket Formation-Argillaceous Quartzite
    Rock description Yellowjacket Formation-Argillaceous Quartzite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -115.34677, 45.37378

Economic information

Ore body information

  • General form LENSES
    Strike N 50 DEG W
    Dip 55 DEG SW
    Length 207.26M
    Width 4.57M

Controls for ore emplacement

  • Contact

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1932
Discoverer James Hand

Mining district

District name Salmon River 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-Operator
    Owner Cecil Woodward

Comments on the reserve resource information

  • Estimate Based On Samples From Middle Segment Of Vein.

Comments on the workings information

  • 1 Adit, Several Pits And Trenches

Comments on development

  • Econ.Com: 10 Ft Overburden

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

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

  • Deposit

    WFOC Mineral Property File 0160490195.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1974 Miller, Pat J. U.S. Geological Survey
Reporter 25-NOV-1983 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

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