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Lost Dog Prospect

Past Producer in Gila county in Arizona, United States with commodities Uranium, Lead, Copper
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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. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Production statistics
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10102472
MRDS ID M002879
Record type Site
Current site name Lost Dog Prospect
Alternate or previous names Melinda Mine, Lorian
Related records 10185584

Geographic coordinates

Geographic coordinates: -110.9557, 33.83674 (WGS84)
Elevation 1829
Relative position SOUTH SIDE OF WORKMAN CREEK

Site location context

Political divisions (FIPS codes)

Gila(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Aztec Peak(quadrangle 1:24,000 scale)

Seneca(quadrangle 1:100,000 scale)

Mesa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Salt(hydrologic unit)

Salt(hydrologic accounting unit)

Salt(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Tonto 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 Arizona Gila

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 006N 014E 30 Arizona

Commodities

Commodity Importance
Uranium Primary
Lead Tertiary
Copper Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrite Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite > Diabase
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Dripping Springs Quartzite-Upper Member
    Rock description Dripping Springs Quartzite-Upper Member

Nearby scientific data

(1) -110.9557, 33.83674
ListMap

Economic information

Ore body information

  • General form IRREGULAR
    Length 152.4M
    Width 1.52M

Controls for ore emplacement

  • The Ore Body Follows A Fracture Filled With One To Six Inches Of Limonitic Gouge, But Only In The More Favorable Beds Does The Ore Extend To The West Of The Fracture; Along Fractures And Bedding Planes In Dripping Springs Quartzite With With Diabase Sill 10 To 30 Ft Below.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Sierra Ancha District

Land status

Ownership category National Forest
Area name Tonto National Forest

Production statistics

  • Year 1955
    Material U
    Accuracy Estimate
    Description Ap_Grade: ^0.20 % U3o8
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    U3O8 Uranium Uranium 0wt-pct
  • Year 1955
    Material U
    Accuracy Estimate
    Description Ap_Grade: ^0.10 % U3o8
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    U3O8 Uranium Uranium 0wt-pct

Comments on the workings information

  • THE PROPERTY IS DEVELOPED BY A WIDE BULLDOZED BENCH, AN OPENCUT, AND TWO SHORT ADITS.

Reference information

Bibliographic references

  • Deposit

    GRANGER, H.C., RAUP, R.B., 1959, URANIUM DEPOSITS IN THE DRIPPING SPRING QUARTZITE, GILA COUNTY, ARIZONA: US GEOLOGICAL SURVEY BULLETIN 1046-P, P. 467.

  • Deposit

    SCHWARTZ, R.J., 1957, URANIUM OCCURENCES OF GILA COUNTY, ARIZONA: US ATOMIC ENERGY COMMISSION, PUBLICATION RME-2071, P. 43.

  • Deposit

    SCARBOROUGH, R.B., 1981, RADIOACTIVE OCCURRENCE AND URANIUM PRODUCTION IN ARIZONA,ABGMT REPORT FOR US DEPT OF ENERGY, P. 180.

  • Production

    US ATOMIC ENERGY COMMISSION PUBLICATION RME-2071, P. 43.

General comments

Subject category Comment text
Deposit VERTICALLY TABULAR ORE ZONE TRENDS NNE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1972 Gere, W. U.S. Geological Survey
Updater 01-JUN-1979 Hall, R. K. (Creasey, S. C.) U.S. Geological Survey

Beyond USGS

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

Maps centered on this site

Authoritative Arizona resources

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