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Round Mountain

Past Producer in Crook county in Oregon, United States with commodity Mercury
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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. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10098459
MRDS ID M055960
Record type Site
Current site name Round Mountain
Related records 10298782

Geographic coordinates

Geographic coordinates: -120.32804, 44.39151 (WGS84)

Site location context

Political divisions (FIPS codes)

Crook(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ochoco Butte(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)

Federal lands

Ochoco 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 Crook

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 014S 020E 4 NE OF NE Oregon

Comments on the location information

  • NE/4 NE/4 SEC 4

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore
Calcite Gangue

Alteration

  • (Local) Clay Alteration

Host and associated rocks

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

Nearby scientific data

(1) -120.32804, 44.39151
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: LITTLE CINNABAR SEEN IN PLACE, BUT SOME COULD BE PANNED FROM FLOAT

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1933
Discoverer William Wesserling

Mining district

District name Johnson Creek

Land status

Ownership category National Forest
Area name Ochoco National Forest

Ownership information

  • Type Owner
    Owner Frank Reid, Dick Toole, Keith Parkinson, George Ra

Workings at the site

  • Type of workings Surface/Underground
    Length 137.16M

Comments on the workings information

  • MANY WORKINGS CAVED

Reference information

Bibliographic references

  • Deposit

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

  • 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

  • Production

    BROOKS

General comments

Subject category Comment text
Deposit Discovery Year: 1933-1934

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.

External references

Maps centered on this site