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Mary Mark Lode

Occurrence in Madison county in Montana, United States with commodities Gold, Silver, Manganese, Tungsten
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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. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10022789
MRDS ID FS00265
Record type Site
Current site name Mary Mark Lode

Geographic coordinates

Geographic coordinates: -111.96975, 45.56518 (WGS84)
Elevation 1890
Relative position 1 1/4 MILE NE OF MINE PEAK

Site location context

Political divisions (FIPS codes)

Madison(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Potosi Peak(quadrangle 1:24,000 scale)

Bozeman(quadrangle 1:100,000 scale)

Bozeman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Jefferson(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Beaverhead-Deerlodge 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 Montana Madison

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 003S 003W 16 Montana

Commodities

Commodity Importance
Gold Primary
Silver Primary
Manganese Critical Primary
Tungsten Critical Primary

Comments on the commodity information

  • SAMPLE FROM DISCOVERY ADIT NO. 1

Analytical data

Result ASSAY RESULTS: WO3 - 1.46% AT 65% CONCENTRATES
Result AU - TRACE
Result AG - 0.4 OZ/TON
Result MN - 0.37%

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -111.96975, 45.56518
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Tobacco Root Batholith

Ore body information

  • General form IRREGULAR

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1937
Discoverer Potosi Tungsten Mining Company

Mining district

District name Potosi

Ownership information

  • Type Owner
    Owner Potosi Tungsten Mining Co.

Comments on the workings information

  • IMPROVEMENTS ON CLAIM: JEEP ROAD; SHAFT (NO. 2) - 100 FT. DEEP - CAVED AND INACCESSIBLE; DISCOVERY ADIT (NO. 1) - DRIVEN N. 80 DEG. E. INTO THE HILLSIDE FOR APPROX. 25 FT.

Reference information

Bibliographic references

  • Deposit

    1963 DIREXPL USFS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1975 Hunter, Marilyn D. U.S. Geological Survey

Beyond USGS

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

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