Summerwell Adit Prospect

Occurrence in Lemhi county in Idaho, United States with commodity Copper
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. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10096399
MRDS ID W015773
MAS/MILS ID 0160590223
Record type Site
Current site name Summerwell Adit Prospect
Alternate or previous names Summerwell's

Geographic coordinates

Geographic coordinates: -113.4926, 44.97569 (WGS84)
Elevation 1875
Relative position 7.5 MI ENE OF TENDOY

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lemhi Pass(quadrangle 1:24,000 scale)

Leadore(quadrangle 1:100,000 scale)

Dubois(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lemhi(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Idaho Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 019N 025E 16 SWNE Idaho

Comments on the location information

  • High On N Slope Agency Creek Valley, A Short Distance East Of Buffalo Mine Turnoff

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Quartz Gangue

Alteration

  • (Local) Gouge

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock type qualifier Micaceous Quartzite
    Rock unit name Belt Supergroup
    Rock description Belt Supergroup-Micaceous Quartzite, Argillite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
    Rock unit name Belt Supergroup

Nearby scientific data

(1) -113.4926, 44.97569

Economic information

Geologic structures

Type of structure Local
Structure name Faults

Ore body information

  • General form VEINLET
    Strike N 55 DEG W
    Dip 80 DEG S
    Thickness 0.03M
    Length 45.72M

Comments on the geologic information

  • Bedding Strikes N 50 Deg W, Dips 26 Deg Ne
  • Original Structures entry:
    Local - 3 Minor Intersecting Faults
  • Original alteration entry:
    Local - Gouge

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Lemhi Pass Area

Land status

Ownership category State

Comments on the workings information

  • 2 Prospect Pits, 1 Adit

Reference information

Bibliographic references

  • Deposit

    Staatz, M. H., 1972, Geology And Description Of Thorium-Bearing Veins, Lemhi Pass Quadrangle, Idaho And Montana: USGS Bull 1351, 94 P.

  • Deposit

    Sharp, W. N., And Cavendar, W. S., 1962, Geology And Thorium-Bearing Deposits Of The Lemhi Pass Area, Lemhi County, Idaho, And Beaverhead County, Montana: USGS Bull 1126, 76 P.

General comments

Subject category Comment text
Deposit 2 Veins, 1 Described Above, Second Vein Is 100 Ft Long, 0.05 Ft Thick And Trends N 60 Deg W

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey
Reporter 13-MAR-1995 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.