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  3. Mineral Resource Data System (MRDS)

Judy Ann Mine

Occurrence in Jefferson county in Colorado, United States with commodities Feldspar, Quartz, Mica, Fluorine-Fluorite, REE
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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. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10013722
MRDS ID D010172
Record type Site
Current site name Judy Ann Mine
Related records 10182909

Geographic coordinates

Geographic coordinates: -105.20225, 39.38333 (WGS84)
Elevation 2118
Location accuracy 1000(meters)
Relative position 18 MILES S 19 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)

Federal lands

Pike and San Isabel National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Colorado Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 008S 070W 02,03 Colorado

Comments on the location information

  • SOUTH OF SPRING CREEK. ELEV AND LAT-LONG GIVEN ARE FOR CENTER OF COMMON SECTION LINE ; INFO FROM LAND.ST :(1975)

Commodities

Commodity Importance
Feldspar Primary
Quartz Primary
Mica Primary
Fluorine-Fluorite Critical Secondary
REE Critical Secondary

Materials information

Materials Type of material
Fluorite Ore
Gadolinite Ore
Muscovite Ore
Quartz Ore
Topaz Gangue

Host and associated rocks

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

Nearby scientific data

(1) -105.20225, 39.38333
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

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No

Mining district

District name South Platte Pegmatite District

Land status

Ownership category National Forest

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit NO DESCRIPTION AVAILABLE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1983 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

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

External references

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.