Spanish Gulch Project/Andrews Mine

Past Producer in Wheeler county in Oregon, United States with commodities Gold, Copper, Silver, Lead
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. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10033439
MRDS ID M015786
Record type Site
Current site name Spanish Gulch Project/Andrews Mine
Alternate or previous names Andrus Mine
Related records 10250346

Geographic coordinates

Geographic coordinates: -119.77165, 44.45151 (WGS84)

Site location context

Political divisions (FIPS codes)

Wheeler(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Antone(quadrangle 1:24,000 scale)

Dayville(quadrangle 1:100,000 scale)

Canyon City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper John Day(hydrologic unit)

John Day(hydrologic accounting unit)

Middle Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Oregon Wheeler

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 013S 025E 07 Oregon

Commodities

Commodity Importance
Gold Primary
Copper Primary
Silver Primary
Lead Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Calcite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Middle Triassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
  • Host or associated Host
    Rock type Metamorphic Rock > Phyllite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite

Nearby scientific data

(1) -119.77165, 44.45151

Economic information

Comments on the geologic information

  • SMALL QUARTZ VEINS REPORTED TO CARRY MOST OF THE VALVES.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Spanish Gulch

Ownership information

  • Type Owner
    Owner Asarco (American Smelting And Refining Co.)

Reference information

Bibliographic references

  • Deposit

    DOBELL, J.B., 1948, GEOLOGY OF THE ANTONE DISTRICT OF WHEELER COUNTY, OREGON; OREGON STATE UNIV. MS. THESIS

  • Deposit

    BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P. 161

General comments

Subject category Comment text
Deposit THE PROSPECT IS LOCATED IN A SMALL AREA OF PRE-TERTIARY ROCKS WHICH INCLUDE GREENSTONES, ARGILLITES, SERPENTINE, AND SMALL DIKES AND IRREGULAR MASSES OF GRANODIORITE. BROOKS (1968) REPORTS THAT VEINS IN THIS AREA CONTAIN PYRITE, CHALCOPYRITE, AND GALENA. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1980 Ferns, Mark L. (Brooks, Howard C.) 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.

Operator history (post-MRDS)

MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:

Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.