H. L. M. Prospect

Past Producer in Deer Lodge county in Montana, United States with commodities Tungsten, Silver
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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10069755
MRDS ID W007428
Record type Site
Current site name H. L. M. Prospect
Related records 10196858

Geographic coordinates

Geographic coordinates: -113.22174, 46.14433 (WGS84)
Elevation 2088
Relative position 1.5 MILES S OF US10A, W SLOPE OF STORM LAKE CREEK

Site location context

Political divisions (FIPS codes)

Deer Lodge(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Silver Lake(quadrangle 1:24,000 scale)

Philipsburg(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Clark Fork(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(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 Deer Lodge

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 005N 013W 34 SW OF NW Montana

Comments on the location information

  • LOCATION ON MOUTH OF LOWER ADIT. WORKINGS CONTINUE TO NW FOR ABOUT 0.5 MI. ; INFO FROM LAND.ST :(1971)

Commodities

Commodity Importance
Tungsten Critical Primary
Silver Primary

Materials information

Materials Type of material
Scheelite Ore
Quartz Gangue

Alteration

  • (Local) Quartz Vein

Analytical data

Result ASSAYS RANGE FROM 0.01 TO 1.6 PERCENT WO3 OVER WIDTHS OF 2.5 TO 4 FEET

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Marble
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Hasmark Limestone
    Rock description Hasmark Limestone

Nearby scientific data

(1) -113.22174, 46.14433

Economic information

Geologic structures

Type of structure Regional
Structure description Philipsburg Batholith
Type of structure Local
Structure description Ne-Trending Syncline, Intrusive Granite Cable Stock

Ore body information

  • General form TABULAR
    Strike N 60 W
    Dip 60-80 SW
    Length 60M
    Width 2M

Controls for ore emplacement

  • Northeastward - Trending Syncline, Intrusive Granodiorite

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Silver Lake District

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Russel Luke And Others

Comments on the production information

  • APPROX. 20 TONS 0.3 PERCENT WO3

Workings at the site

  • Type of workings Surface/Underground
    Length 200M
    Overall depth 30M
    Overall length 800M
    Overall width 500M

Comments on the workings information

  • MINE DEVELOPED BY TWO ADITS, ABOUT 60 M LONG EACH, AND AT LEAST FIVE BULLDOZER TRENCHES ON HILL ABOVE ADITS. OUTCROP OF VEIN IS ABOVE LOWER ADIT. VEIN ASSAYS 0.1 TO 0.29 PERCENT WO3 WHERE INTERSECTED UNDERGROUND BY ADIT. FORMERLY WORKED FOR AG, 2 ADITS AND A WINZE

Comments on development

  • MINE MAP PRESENTED IN WALKER AS FIG. 20. DOES NOT SHOW CORRECT ELEVATIONS. ACTUAL ELEVATIONS ARE ABOUT 400 FEET LESS THAN SHOWN IN FIG. 20.

Reference information

Bibliographic references

  • Deposit

    USGS PP 78. PL 1.

  • Deposit

    USBM REPT INVES 5612 P. 2, 27, 29, 33-35.

  • Deposit

    1906 GEOLMAP EMMONS AND CALKINS

  • Deposit

    1958 GEOLMAP USBM WALKER

  • Production

    WALKER, USBM RI 5612

General comments

Subject category Comment text
Deposit SHEAR ZONE STRIKE N50W, DIP.90 HAS WEAK SCHEELITE MINERALIZATION ASS. 0.03 WO3, MINERALIZATION IS GENERALLY LOW GRADE, THE BEST VALUES ARE IN THE QUARTZ VEIN.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1975 Krohn, Douglas H. U.S. Geological Survey
Updater 01-DEC-1980 Wise, Kristine K. (Elliott, James E.) U.S. Geological Survey

Beyond USGS

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