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  3. Mineral Resource Data System (MRDS)

York

Unknown in Lewis and Clark county in Montana, United States with commodity Gold
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Production statistics
  12. Reserves and resources
  13. Bibliographic references

Geologic information

Identification information

Deposit ID 10400186
Record type Site
Current site name York
Alternate or previous names Cabin, Bar Gulch

Geographic coordinates

Point of reference Geographic coordinates: Elevation UTM Precision Relative position Point location
-111.77896, 46.62093 (WGS84) 23 Mi Ne Of Helena
(click for info)
-111.75087, 46.7209 (WGS84)

Site location context

Political divisions (FIPS codes)

Lewis and Clark(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Louisville(quadrangle 1:24,000 scale)

Canyon Ferry Dam(quadrangle 1:100,000 scale)

White Sulphur Springs(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Missouri(hydrologic unit)

Upper Missouri(hydrologic accounting unit)

Missouri-Marias(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Lewis and Clark

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Pyrite Ore
Gold Ore

Mineral occurrence model information

Model code 173
USGS model code 26a.1
Deposit model name Sediment-hosted Au
Mark3 model number 17

Nearby scientific data

(1) -111.77896, 46.62093
ListMap
(2) -111.75087, 46.7209
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface-Underground
Commodity type Metallic
Significant Yes
Discovery year 1864

Mining district

District name York

Production statistics

  • Year 1993
    Material Gold
    Ore mined 404345.25g
    Accuracy Accurate

Reserves and resources

  • Type In-situ
    Estimate year 1993
    Total resources 1814000mt ore
    Remarks USGS OFR 2004-1038
    Commodity Subtype Grade units Group Importance Year
    Gold 1.54 g/mt Gold Primary 1993
  • Type In-situ
    Name Au
    Estimate year 1993
    Total resources 218mt ore

Comments on the reserve resource information

  • A geologic resource of more than 7,000,000 oz Au occurs in stratiform potassic reefs in the Proterozoic Greyson Fm. Reefs (mineralized stratigraphic horizons) average 0.01 to 0.015 oz Au/ton and extend for miles.
  • Reported resource is a reserve for the Cabin-Bar Gulch area. Location coordinates at the Cabin area.

Reference information

Bibliographic references

  • Production

    Pardee, J.T. and Schrader, F.C., 1933, Metalliferous deposits of the greater Helena mining region, Montana: U.S. Geological Survey Bulletin 842, 318 p.

  • Reserve-Resource

    Thorson and others, 1999

  • Reserve-Resource

    Foster and Childs, 1993

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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