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  3. Mineral Resource Data System (MRDS)

Greenwood Shaft

Past Producer in Lincoln county in Nevada, United States with commodities Lead, Silver, Zinc, 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. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10046410
MRDS ID M241565
Record type Site
Current site name Greenwood Shaft
Related records 10246699

Geographic coordinates

Geographic coordinates: -114.45778, 37.92635 (WGS84)
Elevation 1908
Location accuracy 50(meters)

Site location context

Political divisions (FIPS codes)

Lincoln(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pioche(quadrangle 1:24,000 scale)

Caliente(quadrangle 1:100,000 scale)

Caliente(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Meadow Valley Wash(hydrologic unit)

Lower Colorado-Lake Mead(hydrologic accounting unit)

Lower Colorado-Lake Mead(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Nevada Lincoln

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 001N 067E 22 SW Nevada

Commodities

Commodity Importance
Lead Primary
Silver Primary
Zinc Critical Primary
Gold Primary

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore
Pyrite Gangue

Alteration

  • (Local) Silicification

Analytical data

Result 0.03 OZ/+ AU, 7 OZ/+ AG, 6.5% PB, 13:5% ZN

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
    Rock unit name Pioche Shale (Combined Metals Member
    Rock description Pioche Shale (Combined Metals Member
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Economic information

Geologic structures

Type of structure Local
Structure description Faults, Fractures

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • Favorable Lithology, Greenwood Fissure

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discoverer Rediscovered By Mr. Greenwood

Mining district

District name Pioche District

Ownership information

  • Type Owner
    Owner Amalgamated Pioche Mines And Smelters Corp
    First year 1910

Workings at the site

  • Type of workings Underground
    Overall depth 106.68M

Comments on the workings information

  • SHAFT, CROSSCUT

Comments on development

  • LESSEES DEVELOPED A LARGE TONNAGE OF ORE ON 350 FT LEVEL IN 1914, WITH SHIPMENTS TO BE MADE SOON. DEVELOPMENT IN 1910

Reference information

Bibliographic references

  • Deposit

    TSCHANZ, C.M. AND PAMPEYAN, E.H., 1970, NBMG BULL 73, PL. 4.

  • Deposit

    USBM, 1983, MILS DATA.

  • Deposit

    USGS P.P. 171., P. 54-55.

  • Deposit

    ENG. & MIN. JOUR CLIPPING, 1914, NBMG DISTRICT FILE 175., 1910

General comments

Subject category Comment text
Deposit THIS IS WHERE THE BIG COMPLEX SULFIDE ORE BODY WAS DISCOVERED, THEN CONNECTED TO CM NO. 1 SHAFT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1984 La Pointe, D.D. (Tingley, J.V.) 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.