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

Birch Point Prospect

Unknown in St. Louis county in Minnesota, United States with commodity Gold
Map
XML
JSON
KML
B
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10082810
MRDS ID W062161
Record type Site
Current site name Birch Point Prospect

Geographic coordinates

Geographic coordinates: -92.38576, 47.87028 (WGS84)
Location accuracy 100(meters)
Relative position ABOUT A MILE WEST OF THE END OF BIRCH POINT, Acc Loction Of Symbol On 1:24,000 Lost Lake Geologic Map.

Site location context

Political divisions (FIPS codes)

St. Louis(county)

Minnesota(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lost Lake(quadrangle 1:24,000 scale)

Vermilion Lake(quadrangle 1:100,000 scale)

Hibbing(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Vermilion(hydrologic unit)

Rainy(hydrologic accounting unit)

Rainy(hydrologic subregion)

Souris-Red-Rainy(hydrologic region)

Geographic areas

Country State County
United States Minnesota St. Louis

Public Land Survey System information

Meridian Township Range Section Fraction State
62N 16W 9 CENTER OF NW4 Minnesota

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Ankerite Gangue
Chalcopyrite Gangue
Feldspar Gangue
Pyrite Gangue
Quartz Gangue
Rutile Gangue
Tourmaline Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
    Rock unit name Keewatin Greenstone;Ogishke-Knife Lake Sediments

Nearby scientific data

(1) Mafic metavolcanic rocks
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure name In The Quetico Subprovince Of The Superior Province.

Controls for ore emplacement

  • Sims And Day (1992) Note That The Fundamental Regional Control On Gold Deposits In The Superior Province Is Transcurrent And Oblique Slip-Shear Deformation Zones That Formed In Late Archean Time.

Comments on the geologic information

  • THIS VEIN CARRIES TOURMALINE AND IS PROBABLY HYPOTHERMAL IN ORIGIN.

Economic information about the deposit and operations

Commodity type Metallic
Deposit size Small
Significant No

Comments on development

  • EXPLORATION FOR GOLD DEPOSITS IN THE REGION HAS BEEN HAMPERED BY A GENERALLY THIN, DISCONTINUOUS MANTLE OF PLEISTOCENE GLACIAL DEPOSITS. ; ECON.COM: THE OCCURRENCE OF LARGE GOLD DEPOSITS IN CANADA SUGGESTS THAT THE GREENSTONE-GRANITE TERRANES OF MINNESOTA ARE FAVORABLE FOR THE OCCURRENCE OF IMPORTANT GOLD DEPOSITS.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit GROUT (1937) DID NOT GIVE A MORE SPECIFIC NAME FOR THIS PROSPECT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-95 Sutphin, David M. (Cannon, W. F.) U.S. Geological Survey
Updater 01-MAR-97 Sutphin, David M. U.S. Geological Survey
Editor 01-MAY-97 Mason Jr., G.T. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site