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

Unnamed Iron

Occurrence in Eureka county in Nevada, United States with commodity Iron
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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. Ore body information
  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 10044722
MRDS ID M232297
Record type Site
Current site name Unnamed Iron

Geographic coordinates

Geographic coordinates: -116.26648, 40.38769 (WGS84)

Site location context

Political divisions (FIPS codes)

Eureka(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Frenchie Flat(quadrangle 1:24,000 scale)

Crescent Valley(quadrangle 1:100,000 scale)

Winnemucca(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Humboldt(hydrologic unit)

Humboldt(hydrologic accounting unit)

Black Rock Desert-Humboldt(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Eureka

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 029N 050E 13 Nevada

Comments on the location information

  • PROBABLY LOCATED IN SEC 13

Commodities

Commodity Importance
Iron Tertiary

Materials information

Materials Type of material
Hematite Ore
Magnetite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Frenchie Creek Rhyolite
    Rock description Frenchie Creek Rhyolite
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -116.26648, 40.38769
ListMap

Economic information

Ore body information

  • Length 304.8M

Comments on the geologic information

  • MAGNETITE AND HEMATITE REPLACEMENT ZONE OVER 1000 FEET LONG IN ANDESITE TO CACITE TUFF. IRON WAS DERIVED FROM DEUTERICALLY ALTERRED LOWER CRET. PLUTONIC ROCK, AND WAS TRANSPORTED UPWARDS ALONG FAULTS AS HYDROTHERMAN FLUIDS. (MUFFLER, 1964).

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Modarelli-Frenchie Creek

Land status

Ownership category Private

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    USBM (WINNEMUCCA) MILS NO. 99, REFERENCE NO. 3201100175

  • Deposit

    MUFFLER L.J. (1964) GEOLOGY OF THE FRENCHIE CREEK QUADRANGLE, NEV., USGS BULL 1179

General comments

Subject category Comment text
Deposit IRON PROSPECT; MAGNETITE AND HERATITE REPLACEMENT ZONE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-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.

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.