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Tillicum

Occurrence in Grant county in Oregon, United States with commodities Gold, Silver, Copper, Zinc, Lead, Arsenic
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10032976
MRDS ID M014811
Record type Site
Current site name Tillicum
Related records 10249936

Geographic coordinates

Geographic coordinates: -118.38188, 44.85707 (WGS84)

Site location context

Political divisions (FIPS codes)

Grant(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Granite(quadrangle 1:24,000 scale)

Bates(quadrangle 1:100,000 scale)

Canyon City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

North Fork John Day(hydrologic unit)

John Day(hydrologic accounting unit)

Middle Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Wallowa-Whitman 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 Grant

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 008S 035E 23 NE Oregon

Comments on the location information

  • NE 1/4, ON THE NORTH SIDE OF GRANITE CREEK 3 1/2 MILES NORTH OF GRANITE.

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Primary
Zinc Critical Primary
Lead Primary
Arsenic Critical Primary

Materials information

Materials Type of material
Quartz Gangue
Limonite Unknown

Analytical data

Result FIVE DUMP SAMPLES TAKEN BY YOUNG (1979) HAVE AN ARITHMATIC AVERAGE VALUE OF 0.14 OZ/TON AU
Result 1.72 OZ/TON AG
Result 0.04 % CU
Result 0.24 % PB
Result 0.56 % ZN
Result AND 0.20 % AS

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Bald Mountain Batholith
    Rock description Bald Mountain Batholith
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -118.38188, 44.85707
ListMap

Economic information

Ore body information

  • Strike N 30 E
    Dip 50 SW

Controls for ore emplacement

  • Shear Zone

Comments on the geologic information

  • GEOL.DESC: TWO VEINS, 40 TO 50 FT APART, FILLED WITH QUARTZ IMPREGNATED LIMONITIC GOUGE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Granite

Land status

Ownership category
Area name Wallowa-Whitman National Forest

Comments on the workings information

  • 2 ADITS ABOUT 200 FEET LONG EACH.

Reference information

Bibliographic references

  • Deposit

    BROOKS, H. C., AND RAMP, L., 1968 , GOLD AND SILVER IN OREGON, ODGMI, BULL. 61 , P. 81 .

  • Deposit

    OREGON METAL MINES HANDBOOK, 1941 , BULL. 14 - B, P. 64

  • Deposit

    YOUNG, J.S., 1979, PARAGENESIS AND GEOCHEMISTRY OF THE GRANITE GOLD DISTRICT, GRANT COUNTY, OREGON; COLORADO STATEUNIV. MS THESIS P. 110

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1976 Lee, W. U.S. Geological Survey
Updater 01-NOV-1978 Bradley, Robin (Walker, George W.) 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