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  3. Mineral Resource Data System (MRDS)

Kennedy Gulch Magnetite Deposit

Occurrence in Jefferson county in Colorado, United States with commodity Iron
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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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10013755
MRDS ID D010217
Record type Site
Current site name Kennedy Gulch Magnetite Deposit

Geographic coordinates

Geographic coordinates: -105.22391, 39.46777 (WGS84)
Elevation 2469
Location accuracy 2000(meters)
Relative position 12.1 MILES S 25 E FROM EVERGREEN

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Platte Canyon(quadrangle 1:24,000 scale)

Bailey(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper South Platte(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Colorado Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 007S 070W 03,04 Colorado

Comments on the location information

  • PRESUMABLY NE OF KENNEDY GULCH AT 8100-FT ELEV. LAT-LONG GIVEN IS 8100-FT ELEV ON LINE BETWEEN SECS 3 AND 4. ; INFO FROM LAND.ST :(1975)

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Magnetite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Pikes Peak Granite
    Rock description Pikes Peak Granite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Migmatite
    Rock description Migmatite

Nearby scientific data

(1) -105.22391, 39.46777
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Front Range Uplift, Pikes Peak Batholith
Type of structure Local
Structure description Kennedy Gulch Fault Zone

Ore body information

  • Width 20.42M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Critchell Area

Land status

Ownership category Private

Comments on the workings information

  • UNDETERMINED AMOUNT OF CORE DRILLING

Reference information

Bibliographic references

  • Deposit

    HARRER, C.M., AND TESCH, W.J., JR., 1959, RECONNAISSANCE OF IRON OCCURRENCES IN COLORADO: USBM IC 7918, P. 45.

  • Deposit

    PETERSON, W.L., 1964, GEOLOGY OF THE PLATTE CANYON QUADRANGLE, COLORADO: USGS BULL. 1181-C

General comments

Subject category Comment text
Deposit MAGNETITE OCCURS AS STRINGERS AND BLEBS. PETERSON SAW MAGNETITE AS MAJOR CONSTITUENT IN PEGMATITIC PARTS OF GRANITIC LAYERS IN MIGMATITE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-83 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

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

Maps centered on this site

Authoritative Colorado resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.