Oronogo

Past Producer in Crook county in Oregon, United States with commodity Mercury
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. Ownership information
  16. Production statistics
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10041056
MRDS ID M055974
Record type Site
Current site name Oronogo
Alternate or previous names Dunham Ranch
Related records 10274482

Geographic coordinates

Geographic coordinates: -120.74305, 44.04844 (WGS84)

Site location context

Political divisions (FIPS codes)

Crook(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Alkali Flat(quadrangle 1:24,000 scale)

Prineville(quadrangle 1:100,000 scale)

Bend(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Crooked(hydrologic unit)

Deschutes(hydrologic accounting unit)

Middle Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Oregon Crook

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 017S 017E 31 SW Oregon

Comments on the location information

  • SW/4 SEC 31

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore
Limonite Ore
Chalcedony Gangue

Alteration

  • (Local) Silicification

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Clarno Formation
    Rock description Clarno Formation
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Eocene

Nearby scientific data

(1) -120.74305, 44.04844

Economic information

Ore body information

  • Strike N 25 W
    Dip 60 E

Controls for ore emplacement

  • Shear Zone

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1927
Discoverer Dunham, Lloyd Wiltsie
Production years 1937, 1940 - 1941, 1955

Mining district

District name Bear Creek

Ownership information

  • Type Owner
    Owner Max Stevens, Claude C. Dunham
    First year 1963

Production statistics

  • Year 1963
    Period To 1963
    Material HG
    Accuracy Accurate
    Description Cp_Grade: ^45 Lb/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Mercury Mercury 20330g/mt

Comments on the production information

  • ACTUAL PRODUCTION PROBABLY 13 FL

Comments on the reserve resource information

  • SMALL RESERVES (1940'S)

Workings at the site

  • Type of workings Surface/Underground
    Length 79.25M
    Overall depth 12.19M

Reference information

Bibliographic references

  • Deposit

    BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P.

  • Deposit

    BAILEY, E. H., USGS, PERSONAL FILES

  • Deposit

    MERCURY IN OREGON, 1965, USBM IC 8252

  • Deposit

    FREDERICK, F., 1945, STATE OF OREGON MAP SHOWING LOCATION OF QUICKSILVER DEPOSITS: OREGON DEPT. OF GEOL. AND MIN. INDUSTRIES, SCALE 1:1,000,000

  • Deposit

    5) GILLULY, J., REED, J.C., AND PARK, C.F.

  • Production

    BROOKS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1976 Peterson, Jocelyn A. 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.