Dolphin and Carioca Prospect

Occurrence in Salt Lake county in Utah, United States with commodities Copper, Iron
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. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10094708
MRDS ID D011941
Record type Site
Current site name Dolphin and Carioca Prospect
Alternate or previous names Hilton and Dobie Prospect

Geographic coordinates

Geographic coordinates: -111.59634, 40.59994 (WGS84)
Elevation 2896
Relative position 3400 FT N4E OF MT. MILLICENT

Site location context

Political divisions (FIPS codes)

Salt Lake(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Brighton(quadrangle 1:24,000 scale)

Salt Lake City(quadrangle 1:100,000 scale)

Salt Lake City(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Jordan(hydrologic unit)

Jordan(hydrologic accounting unit)

Great Salt Lake(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Uinta-Wasatch-Cache 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 Salt Lake

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 002S 003E 34 NW OF NW OF SE Utah

Comments on the location information

  • INCLUDED WITH THIS NAMED PROSPECT ARE A GROUP OF UNNAMED ADITS AND SHAFTS LOCATED ON MT. EVERGREEN BETWEEN LAKE SOLITUDE AND TWIN LAKES RESERVOIR. SEVEN ADITS AND TWO SHAFTS ARE PRESENT. ; INFO FROM LAND.ST :1983

Commodities

Commodity Importance
Copper Primary
Iron Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Magnetite Ore
Malachite Ore
Actinolite Gangue
Antlerite Gangue
Chlorite Gangue
Epidote Gangue
Pyrite Gangue
Talc Gangue
Tremolite Gangue
Vesuvianite Gangue

Alteration

  • (Local) Oxidation, Skarn Development

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Clayton Peak Stock;Alta Stock
    Rock description Clayton Peak Stock;Alta Stock
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Mississippian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Gardison Limestone;Deseret Limestone
    Rock description Gardison Limestone;Deseret Limestone
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite

Nearby scientific data

(1) -111.59634, 40.59994

Economic information

Geologic structures

Type of structure Regional
Structure description Uinta-Cottonwood Arch, Cordilleran Hinge Line
Type of structure Local
Structure description Several Fracture Sets Present At N20w, 80sw, S85w, 90

Ore body information

  • General form IRREGULAR
  • General form IRREGULAR

Controls for ore emplacement

  • Margins Of Intrusives, Fracture Zones

Comments on the geologic information

  • DEPOSITS LOCATED IN A LIMESTONE GAP BETWEEN THE ALTA AND CLAYTON PEAK STOCK. MINERALIZATION CONFINED TO AREAS OF SKARN DEVELOPMENT AND SHOWS BOTH BEDDING AND STRUCTURAL CONTROL. BEDDING IS AT N90E, 50N

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1875

Mining district

District name Big Cottonwood District

Land status

Ownership category Private

Comments on the workings information

  • TOTAL WORKINGS ON EVERGREEN MOUNTAIN INCLUDE SEVEN ADITS AND TWO SHAFTS AS SHOWN ON MAP PROVIDED BY JAMES, 1979. NO DESCRIPTION OF WORKINGS GIVEN. ONE SHAFT AND TWO ADITS WERE FOUND IN THE FIELD. THREE ADITS WERE INACCESSIBLE. ALL WORKING WERE LESS THAN 50 FEET IN LENGTH

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit Discovery Year: LATE 1800'S
Deposit DEPOSITS LOCATED IN LIMESTONE BETWEEN THE ALTA STOCK AND A SATELLITE OF THE CLAYTON PEAK STOCK. ALL DEPOSITS SHOW SKARN-TYPE METASOMATISM. SEVERAL OF THE PROSPECTS SHOW BOTH A STRATIGRAPHIC AND STRUCTURAL CONTROL OF MINERALIZATION. MINERALIZATION IS CHALCOPYRITE, MALACHITE, AND AZURITE WITH ASSOCIATED MAGNETITE HOSTED BY SKARNS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1984 Shubat, Michael A. Utah Geological and Mineral Survey

Beyond USGS

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