Eagle Mine

Producer in Coos county in Oregon, United States with commodities Gold, Chromium, Platinum, Osmium, Iridium
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. Mineral occurrence model information
  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. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10032214
MRDS ID M013525
Record type Site
Current site name Eagle Mine
Related records 10225373

Geographic coordinates

Geographic coordinates: -124.36313, 43.19508 (WGS84)
Location accuracy 100(meters)
Relative position 4 MI NORTH OF BULLARDS ON SEVEN DEVILS ROAD, Probably Accurate Within Beach Terrace Area

Site location context

Political divisions (FIPS codes)

Coos(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Riverton(quadrangle 1:24,000 scale)

Coos Bay(quadrangle 1:100,000 scale)

Coos Bay(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Coquille(hydrologic unit)

Southern Oregon Coastal(hydrologic accounting unit)

Oregon-Washington Coastal(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Oregon Coos

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 027S 014W 33 N2 OF NE4 Oregon

Comments on the location information

  • ON CUT CREEK NORTH OF PIONEER MINE

Commodities

Commodity Importance
Gold Primary
Chromium Critical Secondary
Platinum Critical Secondary
Osmium Secondary
Iridium Critical Secondary

Comments on the commodity information

  • PT IS SAID TO RUN ABOUT 5-10% OF GOLD CONTENT

Materials information

Materials Type of material
Chromite Ore
Gold Ore
Ilmenite Ore
Platinum Ore

Analytical data

Result A 5.25 FT THICK LAYER YIELDED 50% CONCENTRATES ASSAYING 44.2% CHROMITE, 18.9% MAGNETITE, 15.0% ILMENITE, 13.7% ZIRCON, AND $3.50/TON AU, $1.00/TON PT (PT=$100/OZ).

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Sand and Gravel
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -124.36313, 43.19508

Economic information

Ore body information

  • General form TABULAR
    Thickness 2.44M
    Length 152.4M
    Width 76.2M
    Depth to top 18.29M
    Depth to bottom 20.73M

Controls for ore emplacement

  • Wave Action

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1865

Mining district

District name Beach Area

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Mrs. Della C. Ridle
    First year 1940

Comments on the production information

  • SAID TO HAVE HAD A FAIRLY LARGE GOLD PRODUCTION. PGE MAY HAVE BEEN DISCARDED IN EARLY DAYS.

Workings at the site

  • Type of workings Underground
    Area 48.564HA

Comments on the workings information

  • MINED MOSTLY BY DRIFTING

Comments on development

  • MINE WORKED UNTIL 1873, THEN ONLY SAW INTERMITTENT ACTIVITY

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit GOLD IS NOT EVENLY DISTRIBUTED; IT COMES IN STREAKS AND THE RICHEST PART IS ON THE EAST SIDE OF THE LENS. OVERBURDEN IS FINE SAND
Deposit Discovery Year: 1860'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-74 Lee, W. U.S. Geological Survey
Updater 01-MAR-90 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

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

External references