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  3. Mineral Resource Data System (MRDS)

E and H-Jelly Roll Mine

Past Producer in Gilpin county in Colorado, United States with commodities Uranium, Vanadium
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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. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10239337
MRDS ID DC05719
MAS/MILS ID 0080470049
Record type Site
Current site name E and H-Jelly Roll Mine
Related records 10018603

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -105.47365, 39.7911 (WGS84)

Site location context

Political divisions (FIPS codes)

Gilpin(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Black Hawk(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 072 W 17 NW Colorado

Commodities

Commodity Importance
Uranium Tertiary
Vanadium Critical Tertiary

Materials information

Materials Type of material
Iron Unknown
Quartz Unknown
Uraninite Unknown

Nearby scientific data

Ore Body (1) -105.47365, 39.7911
ListMap

Economic information

Ore body information

  • Field Value
    Type of Orebody #1 PEGMATITE
    Shape of Orebody #1 IRREGULAR
    Type of Orebody #2 SHEAR ZONE
    Shape of Orebody #2 TABULAR
    Primary mode of Origin MAGMATIC DIFFER
    Secondary mode of Origin CONT METASOMATIC
    Primary Ore Control FAULTING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 SILICIFICATION
    Date of Last Modification 780213

Economic information about the deposit and operations

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

Mining district

District name Central City

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category Private

Reference information

Bibliographic references

  • Deposit

    REF: DMEA REPORT,DOCKET NO. 4355

General comments

Subject category Comment text
Deposit INFORMATION FROM DMEA REPORT, DOCKET NO. 4355, DATED 1956. A TIME OF THE REPORT, THERE HAD BEEN NO URANIUM PRODUCTION FRO CLAIMS WHICH WERE THEN CONTROLLED BY E AND H EXPLORATION AND COMPANY, COLO. INCLUDED IN THE DMEA REPORT ARE LOCATION AND MAPS. MINE WORKINGS FROM EARLY SILVER PRODUCTION DAYS INCLUD ADITS, ONE 465 FT. LONG, BOTH IN POOR REPAIR. THERE WERE ORE SAMPLES TAKEN, BUT THESE REPRESENTED ONLY SMALL WIDTHS OF TH ERALIZED AREA. THE DMEA REPORT CONCLUDED ASSISTANCE FOR FURT EXPLORATION BE DENIED.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Minecom U.S. Bureau of Mines
Updater 07-JUN-0007 Melton, Greg U.S. Geological Survey

Beyond USGS

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

External references

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.