Lime Gulch Prospect

Occurrence in Mineral county in Montana, United States with commodity Fluorine-Fluorite
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. Land status
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10019061
MRDS ID DC08431
Record type Site
Current site name Lime Gulch Prospect

Geographic coordinates

Geographic coordinates: -115.07377, 47.19599 (WGS84)
Elevation 1024
Relative position 6 MI NE OF LOST PK

Site location context

Political divisions (FIPS codes)

Mineral(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Wilson Gulch(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 017N 027W 31 Montana

Comments on the location information

  • IN THE DRY CREEK VALLEY, ABOUT 1/4 OF A MILE WEST OF THE MOUTH OF LIME GULCH

Commodities

Commodity Importance
Fluorine-Fluorite Critical Primary

Materials information

Materials Type of material
Fluorite Ore
Ankerite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -115.07377, 47.19599

Economic information

Geologic structures

Type of structure Regional
Structure description Much Tight Folding Accompanied By Some Shearing Is Evident Throughout A Belt Several Hundred Feet Wide Which Trends 10 - 20 Deg W. Narrow Zones Of Shearing, Which Are Apparently Discontinous And Perhaps Have An Echelon Orientation, Have Sheeted And Brecciated The Rocks Without Much Differential Movement.
Type of structure Local
Structure description A Northward Trending Shear Zone

Ore body information

  • General form VEINLETS/PODS

Controls for ore emplacement

  • Zone Of Brecciation

Comments on the geologic information

  • MOST OF THE BRECCIATED ROCK HAS BEEN CEMENTED BY ANKERITE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No
Discovery year 1944

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Surface/Underground
    Length 60.96M

Comments on the workings information

  • WORKINGS CONSIST OF A SURFACE TRENCH THAT HAS SLUMPED BADLY AS WELL AS AN ADIT.

Reference information

Bibliographic references

  • Deposit

    CAMPBELL, A. B., 1960 , GEOLOGIC AND MINERAL DEPOSITS OF THE ST. REGIS - SUPERIOR AREA MINERAL COUNTY, MONTANA: US GEOLOGICAL SURVEY BULL. 1082-I, PP. 606 - 607 .

  • Deposit

    CONSV. DIV. COMP. DATE, 02-11-1963

General comments

Subject category Comment text
Deposit FLUORITE IS IN VEINLETS AND PODS IN THE QUARTZ AND ANKERITE, BUT IS NOT PRESENT IN MINABLE QUANTITIES WITHIN THE WORKINGS
Deposit ALL OF THE FLUORSPAR PROSPECTS IN THE AREA ARE CONFINED TO A ZONE NEAR THE SOUTHERN END OF THE BELT OF BRECCIATION. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1974 Unknown U.S. Geological Survey
Updater 01-JUL-1979 Rojstaczer, Stuart A. U.S. Geological Survey

Beyond USGS

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