Crown Point

Occurrence in Madison county in Montana, United States with commodities Tungsten, Silver, Iron, Antimony, Copper
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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10019945
MRDS ID DC12014
Record type Site
Current site name Crown Point
Related records 10246079

Geographic coordinates

Geographic coordinates: -111.99253, 45.58212 (WGS84)
Elevation 2667
Relative position 7 AIR MINES SW OF PONY

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 17 Montana

Comments on the location information

  • LOCATED ON SOUTH SLOPE JUST WEST OF POTOSI PEAK.

Commodities

Commodity Importance
Tungsten Critical Primary
Silver Tertiary
Iron Tertiary
Antimony Critical Tertiary
Copper Tertiary

Materials information

Materials Type of material
Cerargyrite Ore
Huebnerite Ore
Tetrahedrite Ore
Pyrite Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Tobacco Root Batholith-Quartz Monzonite
    Rock description Tobacco Root Batholith-Quartz Monzonite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Pre-Belt Pony-Cherry Creek Gneiss Series
    Rock description Pre-Belt Pony-Cherry Creek Gneiss Series

Nearby scientific data

(1) Quartzofeldspathic gneiss

Economic information

Geologic structures

Type of structure Local
Structure description Nw-Trending Bismark Fault

Ore body information

  • Strike N70E
    Dip 75NW
    Thickness 1.52M

Controls for ore emplacement

  • Tobocco Root Batholith Intrusion Into Prec Pre-Belt Gneiss

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Potosi District

Ownership information

  • Type Owner
    Owner F. Howk

Comments on the workings information

  • ADITS, SHAFT AND PITS

Reference information

Bibliographic references

  • Deposit

    WINCHELL, 1916, MINING DISTRICTS - DILLON QUAD, MONT, USGS BULL 574, P. 125.

  • Deposit

    TANSLEY AND HART, 1933, GEOL. RECON - TOBACCO ROOT MTN, MADISON CO, MONT, MBMG MEM 9, P. 32

  • Deposit

    EYDE, TH, 1958, POTOSI TUNGSTEN DIST. - MADISON CO, MONT, MBMG INF CIRC 21, P 44.

  • Deposit

    CONSV. DIV. COMP. DATE, 11-06-1963

  • Deposit

    1916 COMPILE WINCHELL, BULL 574

  • Deposit

    1933 RECON MBMG MEM 9

  • Deposit

    1958 COMPILE MBMG INF CIRC. 21

General comments

Subject category Comment text
Deposit AT LEAST 4 QUARTZOSE VEINS, 0.5 TO 5 FT WIDE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1974 Unknown U.S. Geological Survey
Updater 01-MAY-1980 Doyle, Brien (Wells, John) U.S. Geological Survey

Beyond USGS

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