J. L. Prospect

Occurrence in Douglas 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. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10041016
MRDS ID M055925
Record type Site
Current site name J. L. Prospect
Alternate or previous names Chimney Claim
Related records 10152896

Geographic coordinates

Geographic coordinates: -122.85809, 43.05815 (WGS84)
Elevation 1067

Site location context

Political divisions (FIPS codes)

Douglas(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dumont Creek(quadrangle 1:24,000 scale)

Diamond Lake(quadrangle 1:100,000 scale)

Roseburg(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Umpqua(hydrologic unit)

Southern Oregon Coastal(hydrologic accounting unit)

Oregon-Washington Coastal(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Umpqua 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 Douglas

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 029S 001W 17 NW Oregon

Comments on the location information

  • NW/4 SEC 17

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore

Alteration

  • (Local) Silicified Fault Breccia

Analytical data

Result 4 CHIP SAMPLES RANGED FROM 0.1 TO 0.6 LB/TON HG

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Rock unit name Little Butte Volcanic Series
    Rock description Little Butte Volcanic Series
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene

Nearby scientific data

(1) -122.85809, 43.05815

Economic information

Ore body information

  • Strike E
    Dip VERTICAL

Controls for ore emplacement

  • 10 Ft. Wide Shear Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Land status

Ownership category National Forest
Area name Umpqua National Area

Ownership information

  • Type Owner
    Owner Vernon Lerwill And Charles Jackson
    First year 1965

Reference information

Bibliographic references

  • Deposit

    RAMP, L., 1972, GEOLOGY AND MINERAL RESOURCES OF DOUGLAS COUNTY OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 75, P. 47 - 58

  • Deposit

    MERCURY IN OREGON, 1965, USBM IC 8252

  • Deposit

    RAMP, L., 1965, JL CINNABAR GROUP: ODGMI UNPUBLISHED REPORT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1976 Peterson, Jocelyn A. U.S. Geological Survey
Updater 01-MAR-1981 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.