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  3. Mineral Resource Data System (MRDS)

Wellsville Deposit

Occurrence in Fremont county in Colorado, United States with commodity Manganese
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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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Production statistics
  18. Reserves and resources
  19. Workings at the site
  20. Links to other databases
  21. Bibliographic references
  22. General comments
  23. Reporter information

Geologic information

Identification information

Deposit ID 10010900
MRDS ID D004977
Record type Site
Current site name Wellsville Deposit
Alternate or previous names Iron Mountain Deposit
Related records 10262777

Geographic coordinates

Geographic coordinates: -105.86976, 38.48695 (WGS84)
Elevation 2346
Relative position 3.1 MILES N35W OF HOWARD

Site location context

Political divisions (FIPS codes)

Fremont(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Howard(quadrangle 1:24,000 scale)

Canon City(quadrangle 1:100,000 scale)

Pueblo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Arkansas Headwaters(hydrologic unit)

Upper Arkansas(hydrologic accounting unit)

Upper Arkansas(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CO)

Bureau of Land Management CO BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Colorado Fremont

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 49N 10E 21 SW OF NE Colorado

Comments on the location information

  • NORTH OF ARKANSAS RIVER, EAST OF WELLSVILLE ; INFO FROM LAND.ST :(1976)

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Manganite Ore
Psilomelane Ore
Pyrolusite Ore
Wad Ore
Calcite Gangue

Analytical data

Result AVERAGE ANALYSIS FROM STOCKPILED ORE: 40% MN, 3.6% FE, 4.0% S102, 0.03% P, 0.7%

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Sangre De Cristo Formation
    Rock description Sangre De Cristo Formation

Nearby scientific data

(1) -105.86976, 38.48695
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Sangre De Cristo Formation
Type of structure Local
Structure description Ne-Trending Faults

Ore body information

  • Dip 20-40 E
    Thickness 1.22M
    Length 45.72M
    Width 30.48M

Controls for ore emplacement

  • Faults, Fractures?, Basinal Unconformity

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Wellsville Area

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner E. Frankenberry W. H. Boyer
    First year 1973

Production statistics

  • Year 1919
    Period 1900?-1919
    Accuracy Estimate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Manganese Manganese 30wt-pct

Comments on the production information

  • ORE SHIPPED TO COLORADO FUEL AND IRON CO. FOR USE INSTEEL MANUFACTURE

Reserves and resources

  • Type In-situ
    Estimate year 1919
    Total resources 2000mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 20 wt-pct Manganese Major 1919

Workings at the site

  • Type of workings Surface/Underground
    Length 33.53M
    Overall depth 12.19M

Comments on the workings information

  • WINZE, TUNNEL, PITS

Reference information

Bibliographic references

  • Deposit

    TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE HOWARD QUADRANGLE, CENTRAL COLORADO: USGS MAP I-892, 1:62,500.

  • Deposit

    MUILENBURG, G.A., 1919, MANGANESE DEPOSITS OF COLORADO: CGS BULLETIN 15, P. 26-28.

  • Production

    MUILENBURG, G.A., 1919

General comments

Subject category Comment text
Deposit INDIVIDUAL POCKETS MAY CONTAIN 40 TONS OR MORE OF ORE; SECOND, THINNER BED 50-FT HIGHER STRATIGRAPHICALLY

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1980 Foord, Suzann C U.S. Geological Survey
Updater 01-JAN-1983 Collins, Donna B. 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.