Forty - Nine Diggings

Past Producer in Jackson county in Oregon, United States with commodities Gold, 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. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10040951
MRDS ID M055846
Record type Site
Current site name Forty - Nine Diggings
Related records 10225642

Geographic coordinates

Geographic coordinates: -122.73974, 42.22205 (WGS84)
Relative position 2.5 MI. NW OF ASHLAND

Site location context

Political divisions (FIPS codes)

Jackson(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ashland(quadrangle 1:24,000 scale)

Medford(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Rogue(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 Jackson

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 038S 001E 31 Oregon

Commodities

Commodity Importance
Gold Primary
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore
Gold Ore

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Hornbrook;Hornbrook
    Rock description Hornbrook;Hornbrook
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -122.73974, 42.22205

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Ashland

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Phillips (Estate)
    First year 1963

Comments on the production information

  • NO MERCURY PRODUCED

Comments on the workings information

  • PLACER WORKINGS EXTEND ABOUT 20 FT INTO THE CONGLOMERATE BEDROCK NO MERCURY PRODUCED

Reference information

Bibliographic references

  • Deposit

    DILLER, J S, 1914, MINERAL RESOURCES OF SOUTHWESTERN OREGON: USGS BULL 546, P 90-93.

  • Deposit

    WINCHELL, A N, 1914, PETROLOGY AND MINERAL RESOURCES OF SOUTHWESTERN OREGON: OREGON BUR MINES AND GEOL, MINERAL RESOURCES OF OREGON, VOL 1 NO 5, P 111-114 AND 124

  • Deposit

    BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P., P 82, P 82

  • Deposit

    OREGON METALS MINES HANDBOOK, 1943, ODGMI BULL. 14-C, VOL. 2., P.32.

General comments

Subject category Comment text
Deposit THE ALLUVIUM AND CONGLOMERATE BOTH CONTAIN GOLD. CINNABAR OCCURS IN CALCITE-CHALCEDONY VEINLETS IN THE BEDROCK OF THE FORTY NINE DIGGINGS ABOUT 4 MILES NW OF ASHLAND
Deposit FOSSILS IN CRET REPORTED AT THIS MINE

Reporter information

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