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  3. Mineral Resource Data System (MRDS)

Iron Mine

Past Producer in Gilpin county in Colorado, United States with commodities Gold, Silver, Copper, Lead, Uranium, Zinc
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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. Land status
  12. Ownership information
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10288645
MAS/MILS ID 0080470053
Record type Site
Current site name Iron Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -105.53142, 39.77638 (WGS84)

Site location context

Political divisions (FIPS codes)

Gilpin(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Central City(quadrangle 1:24,000 scale)

Denver West(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Clear(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Colorado Gilpin

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 003 S 073 W 23 Colorado

Commodities

Commodity Importance
Gold Primary
Silver Tertiary
Copper Tertiary
Lead Tertiary
Uranium Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Galena Unknown
Pyrite Unknown
Quartz Unknown
Sphalerite Unknown
Uraninite Unknown

Nearby scientific data

Ore Body (1) -105.53142, 39.77638
ListMap

Economic information

Ore body information

  • Strike N85W
    Dip 77N
    Width 0.4M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 IRREGULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. NONE
    Type of Wallrock Alter. #1 SILICIFICATION
    Type of Wallrock Alter. #2 PYRITIZATION
    Strike And Dip N85W:77N
    Date of Last Modification 780921

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Pewabic Uranium Corp.
    Interest 100
    Home office Colorado
    Year 1975

Production statistics

  • Year 1940
    Period 1905-1940
    Material ore
    Ore mined 65230.8mt
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Zinc Zinc 182.79mt
    Trace Lead Lead 321.14mt
    Trace Copper Copper 86080.03mt
    Trace Silver Silver 1816972.04g
    Major Gold Gold 962435.01g

Reference information

Bibliographic references

  • Deposit

    MINE MAP REPO. # 404756 REF USGS PROF PAPER 223 PL

  • Deposit

    OWN/ PEWABIC URANIUM CO. REF:MAS FILE

General comments

Subject category Comment text
Deposit INFORMATION FROM PRR-1865, DATED 1951. OWNER ADDRESS: 405 INTERSTATE TRUST BLDG. DENVER, CO INCLUDED IS A SKETCH MAP OF THE MINE WORKINGS. TWO OF THE GR LES AVERAGED ABOUT 1.45% U308. THE 7-1/2 MIN. MAP IS CENTRAL

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Minecom U.S. Bureau of Mines
Updater 20-JUN-0007 Melton, Greg 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 Colorado resources

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