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Iron King Mine

Past Producer in Humboldt 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. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Controls for ore emplacement
  15. Economic information about the deposit and operations
  16. Mining district
  17. Land status
  18. Ownership information
  19. Production statistics
  20. Links to other databases
  21. Bibliographic references
  22. General comments
  23. Reporter information

Geologic information

Identification information

Deposit ID 10045115
MRDS ID M232781
Record type Site
Current site name Iron King Mine
Alternate or previous names Delong Mine
Related records 10197328

Geographic coordinates

Geographic coordinates: -118.42377, 41.30988 (WGS84)
Elevation 2256
Relative position 22 MILES SLIGHTLY W. OF N FROM JUNGO

Site location context

Political divisions (FIPS codes)

Humboldt(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Parrot Peak(quadrangle 1:24,000 scale)

Jackson Mountains(quadrangle 1:100,000 scale)

Vya(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Quinn(hydrologic unit)

Black Rock Desert(hydrologic accounting unit)

Black Rock Desert-Humboldt(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 Humboldt

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 040N 032E 29 SW Nevada

Comments on the location information

  • NEAR HEADWATERS OF SOUTH FORK OF JACKSON CREEK

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Hematite Ore
Magnetite Ore
Chalcopyrite Gangue
Marcasite Gangue
Pyrite Gangue

Alteration

  • (Local) Metavolcanics Altered To Chlorite & Feldspar Near Ore

Analytical data

Result GRAB SAMPLE ASSAYED 62.9% FE. SAMPLE 2433, MAGNETITE WITH MINOR METAVOLCANIC ALTERED TO CHLORITE/EPIDOTE, CONTAINS 20 % FE, 1.5 % MG, 0.15 % T-I, 200 PPM MN, 50 PPM B, 20 PPM BA, 30 PPM CO, 30 PPM CU, 100 -PPM NI, 700 PPM V.

Mineral occurrence model information

Model code 158
USGS model code 25i
Deposit model name Volcanic-hosted magnetite

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Happy Creek Volcanics
    Rock description Happy Creek Volcanics

Nearby scientific data

(1) -118.42377, 41.30988
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Deer Creek Thrust Fault
Type of structure Local
Structure description High Angle E-Trending Faults Cut The Ore Body

Ore body information

  • General form LENTICULAR
    Strike N-S
    Dip 80E

Controls for ore emplacement

  • Ore Occurs Along N. Trending Steep Reverse Faults

Comments on the geologic information

  • ORE BODIES ARE REPLACEMENT DEPOSITS IN METAVOLCANIC ROCKS IN N-TRENDING FAULTS NEAR A DIORITE CONTACT ZONE. MAGNETIC STUDIES INDICATE THAT THE MAIN MINERALIZED ZONE IS DIVIDED INTO 3 BLOCKS OFFSET PROGRESSIVELY ON THE NORTH

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1950
Year of first production 1950

Mining district

District name Jackson Mountains District; Jackson Creek District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner Austin, Greg
    First year 1984

Production statistics

  • Year 1962
    Period To 1962
    Material ORE FE
    Accuracy Accurate
    Description Cp_Grade: ^Ave. 63% Fe
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Iron Iron 63wt-pct

Comments on the workings information

  • OPEN PIT; SEVERAL LARGE OPEN CUTS NEAR RIDGE TOP. ONE ADIT LOCKED WITH IRON DOOR. ADIT TRENDS N60E. SEVERAL OLD BUILDINGS -IN VARIOUS STATES OF DISREPAIR. SEVERAL CUTS FOR MAINTENANCE B-UILDINGS, OFFICE, ETC.

Comments on development

  • OPEN PIT MINE. NO ACTIVITY IN 1984, BUT ROAD UP TO MINE APPEARS TO HAVE BEEN GRADED NOT LONG AGO.

Reference information

Bibliographic references

  • Deposit

    WILLDEN, R., 1964, GEOLOGY AND MINERAL DEPOSITS OF HUMBOLDT CO, NEV: NEV. BUREAU OF MINES BULL. 59

  • Deposit

    SHAWE, F. R., REEVES, R. G., KRAL, V. E., 1962, IRON ORE DEPOSITS OF NEVADA, PT. C: NEV. BUREAU OF MINES BULL 53.

  • Deposit

    WILLDEN, R, 1963, GENERAL GEOLOGY OF THE JACKSON MOUNTAINS, HUMBOLDT CO., NEV: U.S.G.S. BULL. 141-D

  • Deposit

    STEPHENSON, E. L., 1954, SECOND REPORT FOR A-B MINING CO. ON MAGNETOMETER SURVEYS ON THE DELONG IRON DEPOSIT, HUMBOLDT CO., NEV: UNPUB. REPT. ON FILE AT NEV. BUREAU OF MINES.

  • Deposit

    JONES, R. B., 12 SEP 84, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.

  • Deposit

    NBMG OFR 85-3, 1985.

General comments

Subject category Comment text
Deposit MINE "HAS BEEN A CONSISTENT PRODUCER OF HIGH-GRADE, HARD-LUMP ORE" SINCE PRODUCTION BEGAN IN THE EARLY 1950'S. AVERAGE ORE GRADE WAS 63% IRON FROM 1952-1954. MINING HAS BEEN BY OPEN PIT METHODS. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT; 3 FIELD OBSERV
Deposit REPLACEMENT ALONG REVERSE FAULTS NEAR IGNEOUS CONTACT.ALSO SOME HORNFELS IN IMMEDIATE AREA, AND WHAT APPEARS TO BE A WHITE ALTERED POROUS RHYOLITE DIKE? WHICH CUTS MET-AVOLCANIC/HORNFELS SEQUENCE IN PIT AREA.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1980 La Pointe, D. D. Nevada Bureau of Mines and Geology
Updater 01-DEC-1985 La Pointe, D.D. (Tingley, J.V.) 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 Nevada resources

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