Margaret Ann

Past Producer in Silver Bow county in Montana, United States with commodity Manganese
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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10245651
MAS/MILS ID 0300930023
Record type Site
Current site name Margaret Ann
Alternate or previous names Marget Ann

Geographic coordinates

Point of reference Trench
Geographic coordinates: -112.54229, 46.0371 (WGS84)
Elevation 1926
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Silver Bow(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Butte North(quadrangle 1:24,000 scale)

Butte North(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Clark Fork(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Montana Silver Bow

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 003 N 008 W 01 SWNESW Montana

Commodities

Commodity Importance
Manganese Critical Tertiary

Materials information

Materials Type of material
Ankerite Unknown
Calcite Unknown
Chalcopyrite Unknown
Galena Unknown
Gold Unknown
Pyrite Unknown
Quartz Unknown
Rhodochrosite Unknown
Rhodonite Unknown
Sphalerite Unknown
Tetrahedrite Unknown
Wad Unknown

Nearby scientific data

Trench (1) -112.54229, 46.0371

Economic information

Ore body information

  • Strike N70E
    Dip 70N
    Thickness 1.5M
    Length 61M
    Width 150M
    Depth to top 0M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 ADV ARGILLIC
    Strike And Dip N70E:70N
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 1
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 980413

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1878

Mining district

District name Butte District

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Frank Benich
    Interest 100
    Home office Montana
    Year 1976

Reference information

Bibliographic references

  • Deposit

    WIN,M.S.,1955 GEOL...MARGET ANN MINE,S.B.CO.MT.UNPUB MSTHESI

  • Deposit

    SAHINEN,1953,GEOL MARGET ANN MINE BUTTE DIST MT BS THESIS MT

  • Deposit

    ANON NODATE MARGET ANN MINE UNPUBUSBM MANUSCRIPT

  • Deposit

    MPF #41.39

General comments

Subject category Comment text
Deposit THE MARGARET ANN IS ONE OF 39 BUTTE MN DEPOSITS. A COMPLETE EVALUATION OF THE BUTTE MN DISTRICT IS AVAILABLE UNDER SEQ. NO. 0300930224. THE TONNAGE AVAILABLE IN THE MARGA ANN IS NOT USED IN THE PROPOSED DEVELOPMENT OF THE DIST BECAUSE OF INSUFFICIENT COPRODUCT ASSAY DATA (ZN,PB, AG). FURTHER WORK ON THIS PROPERTY IS ADVISED.

Reporter information

Type Date Name Affiliation Comment
Reporter 10-JUN-98 Wetzel, Nicholas U.S. Bureau of Mines

Beyond USGS

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