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Del Norte Bog Iron Deposits

Past Producer in Saguache county in Colorado, United States with commodities Iron, Manganese, Titanium, Metal
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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. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10101944
MRDS ID DC00763
Record type Site
Current site name Del Norte Bog Iron Deposits
Alternate or previous names Del Norte Limonite
Related records 10240433

Geographic coordinates

Geographic coordinates: -106.35199, 37.7689 (WGS84)
Relative position 6 MILES N4W OF DEL NORTE

Site location context

Political divisions (FIPS codes)

Saguache(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Twin Mountains SE(quadrangle 1:24,000 scale)

Del Norte(quadrangle 1:100,000 scale)

Durango(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Saguache(hydrologic unit)

Rio Grande Headwaters(hydrologic accounting unit)

Rio Grande Headwaters(hydrologic subregion)

Rio Grande(hydrologic region)

Federal lands

Rio Grande 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 Colorado Saguache

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 41N 06E 30 Colorado

Comments on the location information

  • INFO FROM LAND.ST :(1977)

Commodities

Commodity Importance
Iron Primary
Manganese Critical Tertiary
Titanium, Metal Critical Tertiary

Materials information

Materials Type of material
Limonite Ore

Analytical data

Result USBM CHARACTER SAMPLE ASSAYED 47.8 % FE, 0.23 % P, 1.13 % S, 11.8 % SI02, 0.1 % MN, 14.5 % C01. SPECTROGRAPHIC ANALYSIS SHOWED 0.001 TO 0.01 % CU, GA, PB, ZR, CR
Result 0.01 TO 0.1 % V, MN
Result 0.1 TO 1.0 % TI

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Alluvium
    Stratigraphic age (youngest) Holocene
    Stratigraphic age (youngest) Holocene
  • Host or associated Host
    Rock type Unconsolidated Deposit > Colluvium
    Rock unit name Colluvium
    Rock description Colluvium

Nearby scientific data

(1) -106.35199, 37.7689
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description San Juan Volcanic Field
Type of structure Local
Structure description Summer Coon Volcanic Center

Ore body information

  • General form TABULAR
    Thickness 1.52M
    Length 457.2M
    Width 76.2M

Comments on the geologic information

  • GEOL.DESC: WELL CONSOLIDATED BLACK STAINED BROWN LIMONITE IN NEARLY HORIZONTAL LAYERS IN N60W TRENDING RIDGE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Production years 1890 - 1900

Mining district

District name Summer Coon Area

Land status

Ownership category National Forest

Comments on the production information

  • UNVERIFIED PRODUCTION SHIPPED TO PUEBLO BEFORE 1880

Comments on the workings information

  • SEVERAL SMALL PITS

Reference information

Bibliographic references

  • Deposit

    USBM MIN. EXAM. FILE

  • Deposit

    HARRER, C.M, AND TESCH, W.J., JR., RECONNAISSANCE O F IRON OCCURRENCES IN COLORADO: USBM IC 7918, P. 61

  • Deposit

    CONSV. DIV. COMP. DATE, 8,69

General comments

Subject category Comment text
Deposit DEPOSIT IS OF BOG ORIGIN AND CONTAINS BLACK AND BROWN LIMONITE IN NEARLY HORIZONTAL LAYERS. VARIABLE FE CONTENT DEPENDS ON AMOUNT OF INTERMIXED SAND AND ROCK FRAGMENTS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1972 Unknown Unknown
Updater 01-FEB-1982 Schwochow, Stephen D. Colorado 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.