Twin Baby

Past Producer in Union county in Oregon, United States with commodities Gold, 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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10032960
MRDS ID M014782
Record type Site
Current site name Twin Baby
Alternate or previous names Vindicator Gold Mines
Related records 10177664

Geographic coordinates

Geographic coordinates: -117.59131, 45.03403 (WGS84)
Relative position 4 MILES BY ROAD NE OF MEDICAL SPRINGS

Site location context

Political divisions (FIPS codes)

Union(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Flagstaff Butte(quadrangle 1:24,000 scale)

Enterprise(quadrangle 1:100,000 scale)

Grangeville(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Powder(hydrologic unit)

Middle Snake-Powder(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Wallowa-Whitman 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 Oregon Union

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 006S 042E 20 Oregon

Commodities

Commodity Importance
Gold Primary
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore
Clay Gangue
Limonite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -117.59131, 45.03403

Economic information

Ore body information

  • Strike N 5 W
    Dip STEEPLY E
    Width 0.61M

Controls for ore emplacement

  • Narrow Fractures Along Fault Zone

Comments on the geologic information

  • GEOL.DESC: ON SURFACE VEIN CONSISTS OF BRECCIATED COUNTRY ROCK WITH STRINGERS & NODULES OF QUARTZ; SEVERAL OTHER VEINS AND MINERALIZED FAULT ZONE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Medical Springs

Land status

Ownership category
Area name Wallowa-Whitman National Forest

Comments on the production information

  • A FEW THOUSAND DOLLARS.

Comments on the workings information

  • SHAFT 335 FEET DEEP; SEVERAL SHORT ADITS AND CUTS. A FEW THOUSAND DOLLARS.

Reference information

Bibliographic references

  • Deposit

    BROOKS, H. C., AND RAMP, L., 1968 , GOLD AND SILVER IN OREGON: ODGMI BULL. 61 , P. 101 .

  • Deposit

    OREGON METAL MINES HANDBOOK, 1939, ODGMI BULL. 14-A, P. 112.

General comments

Subject category Comment text
Deposit OCCURRENCES OF HIGH GRADE ORE APPEAR TO BE OF SMALL LATERAL DIMENSION.
Deposit CONSV. RECORD (M014783) MERGED AND DELETED FROM THE OREGON FILE. ; INFO.SRC : 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1976 Lee, W. U.S. Geological Survey
Updater 01-DEC-1979 Bradley, Robin (Walker, George W.) U.S. Geological Survey
Updater 01-AUG-1993 Gray, Jerry J. Oregon Department of Geology and Mineral Industries

Beyond USGS

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