Dutch John Mountain Workings

Occurrence in Daggett county in Utah, United States with commodity Copper
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. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10087324
MRDS ID D006272
Record type Site
Current site name Dutch John Mountain Workings

Geographic coordinates

Geographic coordinates: -109.44294, 40.95301 (WGS84)
Elevation 1987
Relative position 1.5 MILES EAST OF DUTCH JOHN GAP

Site location context

Political divisions (FIPS codes)

Daggett(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dutch John(quadrangle 1:24,000 scale)

Dutch John(quadrangle 1:100,000 scale)

Vernal(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Green-Flaming Gorge Reservoir(hydrologic unit)

Upper Green(hydrologic accounting unit)

Great Divide-Upper Green(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Ashley 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 Utah Daggett

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 003N 022E 33 Utah

Comments on the location information

  • SECTION SUBDIVISIONS NW 1/4 NE 1/4 SE 1/4 ALSO NE 1/4 NE 1/4 SW 1/4

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Malachite Ore
Hematite Gangue

Alteration

  • (Local) None

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Chinle Formation
    Rock description Chinle Formation
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic

Nearby scientific data

(1) -109.44294, 40.95301

Economic information

Geologic structures

Type of structure Regional
Structure description Uinta Uplift
Type of structure Local
Structure description Near Uinta Fault Zone

Ore body information

  • General form SHEET-LIKE
    Strike N 80 W
    Dip 60 DEG
    Thickness 0.01M
    Length 304.8M
    Width 1.83M
    Depth to top 0M

Controls for ore emplacement

  • Bedding Planes

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Dutch John Area

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Forest Service

Workings at the site

  • Type of workings Underground
    Length 30.48M
    Overall depth 15.24M

Comments on the workings information

  • 1 VERTICLE AND 2 INCLINED SHAFTS - EACH 35 TO 50 FEET DEEP

Reference information

Bibliographic references

  • Deposit

    RITZMA, H.R., 1959, GEOLOGIC ATLAS OF UTAH, DAGGETT CO.: UTAH GEOL. AND MINERAL SURVEY, BULL. 66, P. 93

  • Deposit

    HANSEN, W.R., 1961, GEOLOGIC MAP OF THE DUTCH JOHN MOUNTAIN AND GOSLIN MOUNTAINS QUAD, UTAH-WYO.: USGS MAP I-324

  • Deposit

    HANSEN, W.R., 1965, GEOLOGY OF THE FLAMING GORGE AREA, UTAH-COLO-WYO: USGS PROF. PAPER 490, 196 P

  • Deposit

    1961 GEOLMAP HANSEN, MAP I 234

  • Deposit

    1965 GEOLMAP HANSEN, W.R., P.P. 490

  • Production

    DOELLING, H.H., 1980, GEOLOGIST - UTAH GEOL. AND MIN. SURVEY

  • Reserve-Resource

    DOELLING, H.H., 1980, GEOLOGIST, UT. GEOL. AND MINER. SURVEY

General comments

Subject category Comment text
Deposit THIN OXIDE CU COATINGS ALONG BEDDING PLANES

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1980 Doelling, Hellmut H. Bureau of Land Management

Beyond USGS

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