Hemlock Prospect

Occurrence in Mineral county in Montana, United States with commodities Copper, Silver, Lead, Gold
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. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10021353
MRDS ID DC15770
Record type Site
Current site name Hemlock Prospect

Geographic coordinates

Geographic coordinates: -115.51684, 47.43237 (WGS84)
Elevation 1067
Relative position 1.5 MI N OF SALTESE

Site location context

Political divisions (FIPS codes)

Mineral(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Saltese(quadrangle 1:24,000 scale)

Wallace(quadrangle 1:100,000 scale)

Wallace(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Clark Fork(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Lolo 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 Mineral

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 019N 031W 02 SW 1/4 Montana

Comments on the location information

  • ON AND NEAR THE MOUTH OF WEST FORK OF PACKER CREEK

Commodities

Commodity Importance
Copper Primary
Silver Primary
Lead Primary
Gold Primary

Materials information

Materials Type of material
Galena Ore
Gold Ore
Silver Ore
Pyrite Gangue
Quartz Gangue
Siderite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Ravalli Group
    Rock description Ravalli Group
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -115.51684, 47.43237

Economic information

Geologic structures

Type of structure Regional
Structure description A Major Structural Grain Which Trends Nw And Is Made Of Subparallel Faults And Folds.
Type of structure Local
Structure description Minor Faulting Which Offsets The Vein

Ore body information

  • General form GRAINS, STRINGERS
    Thickness 12.19M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Packer Creek District

Land status

Ownership category National Forest

Ownership information

  • Type Owner-Operator
    Owner Charles M. Shaw

Comments on the workings information

  • MAIN DEVELOPMENT WAS BY A DRIFT EXTENDING ABOUT 300 FT LONG ALONG THE VEIN

Comments on development

  • MINE WAS UNDERGOING NEW DEVELOPMENT WORK IN 1972 AFTER BEING INACTIVE FOR AT LEAST 20 YEARS. DEVELOPMENT HAD HALTED BY 1977 .

Reference information

Bibliographic references

  • Deposit

    CALKINS, F. C., AND JONES, E. L. JR., 1914 , ECONOMIC GEOLOGY OF THE REGION AROUND MULLAN, IDAHO, AND SALTESE, MONTANA: US GEOLOGICAL SURVEY BULL. 540 , P. 194 - 195 , PL. 3 .

  • Deposit

    WALLACE, R. E. AND HOSTERMAN, J. W., 1956 , RECONNAISANCE GEOLOGY OF WESTERN MINERAL COUNTY: US GEOL SURVEY BULL. 1027-M, P. 588 .

  • Deposit

    LAWSON, D. C., 1972 , DIRECTORY OF MINING ENTERPRISES FOR 1972 : MONTANA BUREAU OF MINES AND GEOLOGY BULL. 88 , P. 18 .

  • Deposit

    LAWSON, D. C., 1977 , DIRECTORY OF MINING ENTERPRISES FOR 1977 : MONTANA BUREAU OF MINES AND GEOLOGY BULL. 107 , P. 16 .

General comments

Subject category Comment text
Deposit VEIN AVERAGES 20 FT THICKNESS. GALENA IS ENCLOSED IN BOTH SIDERITE AND QUARTZ WITHIN THE VEIN AS WELL AS FORMING SMALL STRINGERS IN THE COUNTRY ROCK

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1975 Unknown U.S. Geological Survey
Updater 01-JUN-1979 Rojstaczer, Stuart A. U.S. Geological Survey

Beyond USGS

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

External references