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  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Margaret Mine

Past Producer in Lemhi county in Idaho, United States with commodity Gold
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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. 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. Reporter information

Geologic information

Identification information

Deposit ID 10105748
MRDS ID W015065
MAS/MILS ID 0160590601
Record type Site
Current site name Margaret Mine
Alternate or previous names Brittannic Mining Co.

Geographic coordinates

Geographic coordinates: -114.29923, 45.37048 (WGS84)
Elevation 1158
Relative position .9 MI WSW OF SHOUP

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pine Creek Rapids(quadrangle 1:24,000 scale)

Bighorn Crags(quadrangle 1:100,000 scale)

Elk City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Salmon-Panther(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Salmon-Challis 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 Idaho Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 024N 018E 35,36 Idaho

Comments on the location information

  • West Of Lost Miner At Same Elevation

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Gneiss > Felsic Gneiss > Granitic Gneiss
    Rock type qualifier Gneissic Granite
    Rock description Gneissic Granite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -114.29923, 45.37048
ListMap

Economic information

Geologic structures

Type of structure Local
Structure name Gouge

Ore body information

  • Strike N 19 DEG E
    Dip 60 DEG E
    Width 0.3M

Controls for ore emplacement

  • Fracture

Comments on the geologic information

  • Original Structures entry:
    Local - Gouge
  • Original alteration entry:
    Local - Silicification
  • Original ore control entry:
    Fracture

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1951
Year of first production 1951

Mining district

District name Mineral Hill District

Land status

Ownership category Private
Ownership category National Primitive Area
Area name Idaho Primitive Area

Ownership information

  • Type Operator
    Owner Brittannic Mining Co.

Comments on the production information

  • $25000 Production Value Includes Production From Brittannic And Speculation Mines

Workings at the site

  • Type of workings Underground
    Length 70.1M

Comments on the workings information

  • Drift, Winze

Comments on development

  • Margaret Mine, Along With The Brittannic Mine And Speculation Mine, Was Worked Under The Name Of Brittannic Mining Co.

Reference information

Bibliographic references

  • Deposit

    Gray, F. A., 1927, Ore Deposits Of The Mineral Hill District, Lemhi County, Idaho: Minneapolis, Minnesota, Univ. Of Minnesota, Ph D Thesi

  • Production

    Gray, F. A., 1927, Univ. Of Minnesota, Phd Thesis

  • Deposit

    Mines And Prospects Of The Elk City Quad., IBMG Mines And Prospects Map Series, V.E. Mitchell, Et Al.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1977 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey
Reporter 14-NOV-1983 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

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

Maps centered on this site