Hand Mauldin Group

Producer in Beaverhead county in Montana, United States with commodities Lead, Silver, Zinc, Copper, Gold
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. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Production statistics
  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 10069274
MRDS ID W002860
Record type Site
Current site name Hand Mauldin Group
Alternate or previous names Mauldin Mine
Related records 10147693

Geographic coordinates

Geographic coordinates: -112.86561, 45.28657 (WGS84)
Elevation 1977
Relative position 1/2 MILE N OF ARGENTA

Site location context

Political divisions (FIPS codes)

Beaverhead(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Argenta(quadrangle 1:24,000 scale)

Dillon(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Beaverhead(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Beaverhead

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 006S 010W 20,19,29,30 Montana

Comments on the location information

  • MOUNTAINOUS; SPREAD OVER A WIDE REGION - CLANCY IS NEAR THE CENTER.
  • HAND GROUP CONSISTS OF MINES IN NW 1/4, SECTION 29, AND NE 1/4, SECT. 30

Commodities

Commodity Importance
Lead Primary
Silver Primary
Zinc Critical Primary
Copper Primary
Gold Secondary

Materials information

Materials Type of material
Anglesite Ore
Chalcopyrite Ore
Galena Ore
Hemimorphite Ore
Plumbojarosite Ore
Calcite Gangue
Magnetite Gangue
Quartz Gangue

Alteration

  • (Local) Slickensides And Gouge In Fissures, Oxidation

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Argenta Stock
    Rock description Argenta Stock
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Mississippian
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Mississippian
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Latite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Madison
    Rock description Madison

Nearby scientific data

(1) -112.86561, 45.28657

Economic information

Geologic structures

Type of structure Local
Structure description Stock, North-Trending Dike Cuts Limestone

Ore body information

  • General form IRREGULAR
    Length 365.76M
    Width 365.76M
    Depth to top 30.48M

Comments on the geologic information

  • TWO MAIN ORE TYPES-LEAD CARBONATES AND OXIDES, AND A HIGH-COPPER TYPE DISSEMINATED IN FE OXIDE.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1867
Discoverer James Maudlin

Mining district

District name Argenta District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Hand, William
    Home office Dillon, Mt.
  • Type Owner
    Owner West. Mining And Exploration, Dillon, Mt.

Production statistics

  • Year 1972
    Period 1865-1972
    Material AU
    Accuracy Accurate
    Description Cp_Grade: ^1.38 %
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Nickel Nickel 1wt-pct
  • Year 1972
    Period 1865-1972
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^8.5 %
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Nickel Nickel 9wt-pct

Comments on the production information

  • TOTAL PRODUCTION OF THE DISTRICT EQUALS APPROXIMATELY $3,500,000. AG = 50%; PB + ZN = 50%
  • RECORDED PRODUCTION FROM ANACONDA, BROWNELL, IRON MTN., MAULDIN, AND LOUIS PHILLIP.

Workings at the site

  • Type of workings Underground
    Length 2133.6M

Comments on the workings information

  • KING SOLOMON MINE DESCRIBED HERE - ONLY MINE IN PRODUCTION IN 1928.
  • MAULDIN- 4 SHAFTS, 1 TUNNEL; BROWNELL- 1 SHAFT, SEVERAL LEVELS; ANACONDA- SEVERAL SHAFTS; IRON MTN- 1 SHAFT, 2 TUNNELS

Comments on development

  • MINES: KING SOLOMON, LITTLE NELL, YELLOWSTONE, KENNEDY OR JACKSON CREEK, LEGAL TENDER. LEGAL TENDER WAS THE LARGEST PRODUCER.

Reference information

Bibliographic references

  • Deposit

    MBMG BULL 6.

  • Deposit

    MBMG BULL 85.

  • Deposit

    MBMG BULL 92.

  • Deposit

    MBMG BULL 30, P. 16.

  • Deposit

    DMEA FILE 4338

  • Deposit

    RICHARDS, J.T., 1955 B.S. THESIS, MT SCHOOL OF MINES

  • Deposit

    1931 COMPILE M.B.M.G., BULL. 6, SHENON, P.J.

  • Deposit

    1972 COMPILE M.B.M.G., BULL. 85, GEACH, R.D.

  • Deposit

    DEFENSE MINERALS EXPLORATION ASSOCIATION FILE 4338.

  • Production

    M.B.M.G. BULL. 85, P. 58

General comments

Subject category Comment text
Deposit Discovery Year: LATE 1860'S
Deposit SOME MINES HAVE ORES OF PRIMARY ORIGIN, OTHERS ARE ENRICHED BY OXIDATION AND LEACHING.
Deposit HAND GROUP IS CONSOLIDATION OF SEVERAL PATENTED CLAIMS: ANACONDA, RITTENHOUSE, LOUIS PHILLIP, BROWNELL, IRON MOUNTAIN, LITTLE IRON MOUNTAIN, DAYLIGHT, CAPTIN JIM, THREE TIMES WINNER, AND COPPER BLOSSOM. ; INFO.SRC : 1 PUB LIT
Deposit FISSURE VEINS CONSISTS OF THE PRODUCTIVE, NORTH-TRENDING VERTICAL SET AND THE INTERCONNECTING, NORTHWEST SET, DIPPING 5 TO 60 SW.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1975 Mlynarczyk, Meg S. U.S. Geological Survey
Updater 01-JUL-1980 Loen, Jeffrey S. (Pearson, Robert C.) U.S. Geological Survey

Beyond USGS

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