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  3. Mineral Resource Data System (MRDS)

Graflin Mine

Past Producer in Gunnison county in Colorado, 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. 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. 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 10101788
MRDS ID D009274
Record type Site
Current site name Graflin Mine
Alternate or previous names Hill Top 1-3, Robert H., Carrie G., Capital Prize, Indiana, Amazon, E. S., Dalore, Morning Star, Baltimore Boy

Geographic coordinates

Geographic coordinates: -106.84451, 38.46417 (WGS84)
Elevation 2728
Relative position 7 MILES S 38 E FROM GUNNISON

Site location context

Political divisions (FIPS codes)

Gunnison(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Iris(quadrangle 1:24,000 scale)

Saguache(quadrangle 1:100,000 scale)

Montrose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Tomichi(hydrologic unit)

Gunnison(hydrologic accounting unit)

Gunnison(hydrologic subregion)

Upper Colorado(hydrologic region)

Geographic areas

Country State County
United States Colorado Gunnison

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 049N 001E 34,35 E2 (34); NW (35) Colorado

Comments on the location information

  • EAST OF GRAFLIN GULCH ONE MILE NW OF GREEN MOUNTAIN ; INFO FROM LAND.ST :1976

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • DEPOSIT MAY CONTAIN AG AND BASE METALS BUT THIS IS UNVERIFIED

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Amphibolite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -106.84451, 38.46417
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Gunnison Uplift; San Juan Volcanic Field
Type of structure Local
Structure description Gold Basin Anticline

Controls for ore emplacement

  • Quartz Veins Cutting Precambrian Metamorphic And Igneous Rocks

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1904
Discoverer Graflin Mining Co.

Mining district

District name Green Mountain (Gold Basin) District

Land status

Ownership category Private

Comments on the workings information

  • SURFACE PROSPECT PITS, TWO SHAFTS OF UNKNOWN DEPTH

Reference information

Bibliographic references

  • Deposit

    OLSON, J.C., 1976, GEOLOGIC MAP OF THE IRIS QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1286

  • Deposit

    HEDLUND, D.C., AND OLSON, J.C., 1974, GEOLOGIC MAP OF THE IRIS NW QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1134

  • Deposit

    BLM MINERAL SURVEY MS 14457

General comments

Subject category Comment text
Deposit SMALL PROSPECTED QUARTZ VEIN TRENDS EAST-WEST, DIPS 80 SOUTH. FELSITE FOLIATION STRIKES GENERALLY NNE TO NE, VERTICAL TO STEEPLY NW

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1982 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.