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Nevada-Massachusettes Mine

Producer in Pershing county in Nevada, United States with commodities Tungsten, Silver, Gold
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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. Ownership information
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10042502
MRDS ID M060313
Record type Site
Current site name Nevada-Massachusettes Mine
Alternate or previous names Humbolt-Springer, Humbolt Mine
Related records 10222344, 10310494

Geographic coordinates

Geographic coordinates: -118.1332, 40.78156 (WGS84)
Elevation 1500
Relative position 8 MI W OF MILL CITY

Site location context

Political divisions (FIPS codes)

Pershing(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Woody Canyon(quadrangle 1:24,000 scale)

Eugene Mountains(quadrangle 1:100,000 scale)

Lovelock(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower 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 Pershing

Public Land Survey System information

Meridian Township Range Section Fraction State
34N 34E 26,27,34,35 Nevada

Commodities

Commodity Importance
Tungsten Critical Primary
Silver Tertiary
Gold Tertiary

Materials information

Materials Type of material
Scheelite Ore
Epidote Gangue
Garnet Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification, Albitization

Mineral occurrence model information

Model code 42
USGS model code 14a
Deposit model name W skarn

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Metamorphic Rock > Hornfels
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -118.1332, 40.78156
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Basin And Range Fault Block, Faults, Stock And Dike Intrusions.
Type of structure Local
Structure description Stank Fault Strikes N-S For 1.5 Miles. Strata West Side Of Fault Dips East, East Side Of Fault Dips 70 West. Strata Strikes N20e. Post-Mineral Faults Also Present.

Ore body information

  • Strike N 20 DEG E
    Dip 70 DEG NW

Controls for ore emplacement

  • Next To Dikes, But Not In Them, Tactite Bodies.

Comments on the geologic information

  • OREBODY APPEARS TO BE A PENDANT LIKE MASS. TRIASSIC SEDIMENTS INTRUDED BY GRANODIORITE STOCKS AND DIKES, PRODUCING CONTACT METAMORPHISM (GARNET-EPIDOTE-WOLLASTONITE-TREMOLITE). THESE WERE FOLLOWED BY ANDESITE DIKES.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Large
Significant No

Mining district

District name Mill City

Ownership information

  • Type Owner
    Owner Nevada-Massachusettes Co.

Comments on the workings information

  • CONNECTS AT 300 LEVEL WITH SPRINGER MINE

Reference information

Bibliographic references

  • Deposit

    KERR, P.F., 1934, GEOLOGY OF THE TUNGSTEN DEPOSITS NEAR MILL CITY, NEVADA, U. OF NEV. BULL., VOL 88, NO. 2

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1979 Johnson, M 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.