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Landers Fork Mercury Occurrence

Occurrence in Lewis and Clark county in Montana, 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. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Land status
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10090152
MRDS ID D004274
Record type Site
Current site name Landers Fork Mercury Occurrence

Geographic coordinates

Geographic coordinates: -112.63813, 47.1499 (WGS84)
Elevation 1798
Relative position 14 MI. N. OF LINCOLN

Site location context

Political divisions (FIPS codes)

Lewis and Clark(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Heart Lake(quadrangle 1:24,000 scale)

Dearborn River(quadrangle 1:100,000 scale)

Choteau(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Blackfoot(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Helena-Lewis and Clark National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Scapegoat Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Montana Lewis and Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 016N 008W 17 Montana

Comments on the location information

  • 1 MI. NE OF HEART LAKE ABOUT 200 FT. ABOVE E. BANK OF LANDERS FORK IN UNSURVEYED SEC. 17 LAND STATUS VALUE CALCULATED 7-94 USING GIS OVERLAY ANALYSIS WITH USFS LAND OWNERSHIP BOUNDARIES, 1:126,720 SCALE.

Commodities

Commodity Importance
Mercury Tertiary

Analytical data

Result 2 ROCK SAMPLES SHOWED 3.6 PPM AND 5.0 PPM MERCURY

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Empire Formation;Spokane Formation;Helena Dolomite
    Rock description Empire Formation;Spokane Formation;Helena Dolomite

Nearby scientific data

(1) -112.63813, 47.1499
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Land status

Ownership category National Forest

Reference information

Bibliographic references

  • Analytical Data

    SRC.REF: MUDGE, M.R. AND OTHERS, 1974, USGS BULL. 1385-B, P. 53

  • Deposit

    MUDGE, MELVILLE R., AND OTHERS, 1974, MINERAL RESOURCES OF THE SCAPEGOAT WILDERNESS, POWELL AND LEWIS AND CLARK COUNTIES, MONTANA: USGS BULL. 1385-B, P. 53, 5

  • Deposit

    1970 COMPILE MUDGE, M.R. AND OTHERS: BULL. 1385-

General comments

Subject category Comment text
Deposit OCCURS AS A GEOCHEMICAL ANOMALY ONLY

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1979 Starritt, Bruce C. U.S. Geological Survey

Beyond USGS

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

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