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  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Dry Boulder Iron

Occurrence in Madison county in Montana, United States with commodities Iron, Titanium
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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. 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 10221841
MRDS ID W016899
MAS/MILS ID 0300570529
Record type Site
Current site name Dry Boulder Iron
Alternate or previous names Dry Boulder Gulch Deposit

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -112.11477, 45.6066 (WGS84)
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Madison(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Noble Peak(quadrangle 1:24,000 scale)

Butte South(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Jefferson(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Beaverhead-Deerlodge 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 Montana Madison

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 003 S 004 W 05 N2 Montana

Commodities

Commodity Importance
Iron Tertiary
Titanium Critical Tertiary

Materials information

Materials Type of material
Hematite Unknown
Ilmenite Unknown
Magnetite Unknown

Nearby scientific data

Ore Body (1) Gneiss and amphibolite
ListMap

Economic information

Ore body information

  • Strike N70E
    Dip 60N
    Thickness 152M
    Length 5200M
    Width 15M
    Area 16HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Primary mode of Origin SEDIMENTATION
    Primary Ore Control OTHER
    Strike And Dip N70E:60N
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 16
    Date of Last Modification 830316

Economic information about the deposit and operations

Operation type Underground
Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1955

Mining district

District name Tidal Wave

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest

Ownership information

  • Type Unknown
    Owner Earl Denny Heirs
    Interest 100
    Home office Montana
    Year 1977

Reference information

Bibliographic references

  • Deposit

    MBMG MEM 36 BEDROCK GEOL NORTH TOBACCO ROOT MTNS R.R.REID 19

General comments

Subject category Comment text
Deposit SURFACE TRACE OF IRON-BEARING ZONE IS IN EXTREMELY STEEP TERRANE. ADIT LEVEL FROM LAKE LEVEL COULD DEVELOP ABOUT 1000 FT OF IR

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Montana Bureau Of Mines And Geology Wmj U.S. Bureau of Mines

Beyond USGS

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

Maps centered on this site