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

Colorado Tunnel

Occurrence in Eureka county in Nevada, United States with commodities Silver, Gold, Lead
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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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10044791
MRDS ID M232380
Record type Site
Current site name Colorado Tunnel

Geographic coordinates

Geographic coordinates: -115.99729, 39.47687 (WGS84)
Elevation 2743

Site location context

Political divisions (FIPS codes)

Eureka(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pinto Summit(quadrangle 1:24,000 scale)

Mount Hamilton(quadrangle 1:100,000 scale)

Ely(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Diamond-Monitor Valleys(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management NV)

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

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Nevada Eureka

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 019N 053E 34 Nevada

Comments on the location information

  • UTM PRECISION 500M

Commodities

Commodity Importance
Silver Tertiary
Gold Tertiary
Lead Tertiary

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Eldorado Dolomite
    Rock description Eldorado Dolomite
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Nearby scientific data

(1) -115.99729, 39.47687
ListMap

Economic information

Ore body information

  • General form STRATBOUND

Controls for ore emplacement

  • Favorable Permeable Zones In The Massive Dolomite

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Eureka District

Land status

Ownership category BLM Administrative Area

Reference information

Bibliographic references

  • Deposit

    ROBERTS R.J., ETAL (1967) GEOLOGY P MINERAL RESOURCES OF EUREKA CO. NEV., NEV. BUREAU OF MINES BULL 64

  • Deposit

    USB OF M. (ELY) MILS NO 112, REFERENCE NO 3201100118

  • Deposit

    NOLAN T.B. (1962) THE EUREKA MINING DISTRICT, USGS PROF PAPER

General comments

Subject category Comment text
Deposit ORE OCCURS AS REPLACEMENT OF DOLOMITE ALONG PERMEABLE ZONES
Deposit SITUATED WITHIN THE PROSPECT RIDGE GROUP, ONE OF FIVE MINERALIZED BLOCKS IN THE DISTRICT. MAY ACTUALLY BE PART OF THE SILVER CONNER MINE ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1980 Kirkham, Richard A. Nevada Bureau of Mines and Geology

Beyond USGS

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

External references

Maps centered on this site

Authoritative Nevada resources

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