Bonnie Lode

Occurrence in Custer county in South Dakota, United States with commodity Mica
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. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10055713
MRDS ID SD02435
Record type Site
Current site name Bonnie Lode

Geographic coordinates

Geographic coordinates: -103.61445, 43.62885 (WGS84)
Elevation 1573
Location accuracy 500(meters)
Relative position 1.75 MILES NORTHWEST OF PRINGLE, SOUTH DAKOTA

Site location context

Political divisions (FIPS codes)

Custer(county)

South Dakota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cicero Peak(quadrangle 1:24,000 scale)

Mount Rushmore(quadrangle 1:100,000 scale)

Hot Springs(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Cheyenne-Spring(hydrologic unit)

Cheyenne(hydrologic accounting unit)

Cheyenne(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Black Hills 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 South Dakota Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
Black Hills 005S 004E 11 NW South Dakota

Commodities

Commodity Importance
Mica Primary

Comments on the commodity information

  • WHITE TO PALE RUBY MICA AND ONLY MODERATELY AIR STAINED.

Materials information

Materials Type of material
Mica Ore

Alteration

  • (Local) Air Staining

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) -103.61445, 43.62885

Economic information

Ore body information

  • General form NARROW DIKE
    Strike N
    Dip STEEPLY W
    Width 1.22M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No
Discovery year 1943

Mining district

District name Pringle District

Land status

Ownership category National Forest
Area name Black Hills National Forest

Ownership information

  • Type Owner
    Owner F. J. Walsh And D. W. Hunter

Workings at the site

  • Type of workings Underground
    Overall depth 3.66M

Comments on the workings information

  • SHAFT NEAR THE SOUTH END OF THE DIKE

Comments on development

  • PROSPECT HAS BEEN IDLE SINCE 1943

Reference information

Bibliographic references

  • Deposit

    U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707

General comments

Subject category Comment text
Deposit RECOVERABLE MICA IS 2 PER CENT OF THE DIKE BUT MOST IS WAVY. EXTENDS INTO THE MOUNTAIN BERYL CLAIM TO THE NORTH.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1981 Barari, Rachel A. U.S. Geological Survey

Beyond USGS

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