Devaney Property

Past Producer in Pershing county in Nevada, United States with commodities Gold, Silver, Fluorine-Fluorite
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. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10098688
MRDS ID M242605
Record type Site
Current site name Devaney Property
Alternate or previous names NBMG Sample Site 1488, Gold Crown Group

Geographic coordinates

Geographic coordinates: -118.7396, 40.50989 (WGS84)
Elevation 1615

Site location context

Political divisions (FIPS codes)

Pershing(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rocky Canyon(quadrangle 1:24,000 scale)

Eugene Mountains(quadrangle 1:100,000 scale)

Lovelock(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Granite Springs Valley(hydrologic unit)

Truckee(hydrologic accounting unit)

Central Lahontan(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 Pershing

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 031N 029E 33 W2 Nevada

Comments on the location information

  • INFO FROM LAND.ST :(1972)

Commodities

Commodity Importance
Gold Primary
Silver Primary
Fluorine-Fluorite Critical Tertiary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Alteration

  • (Local) Altered Rhyolite

Analytical data

Result SAMPLE 1488 OF SILICIFIED RHYOLITE WITH QUARTZ, FLUORITE AND PYRITE, CONTAINS 1% FE, 0.5% MG, 10% CA, 0.15% TI, 70 PPM MN, 50 PPM AG, 30 PPM B, 1000 PPM BA, 10 PPM CR, 10 PPM CU, 50 PPM MO, 7 PPM NI, 20 PPM PB, 5 PPM SC, 100 PPM SR, 100 PPM V, 10 PPM Y, 70 PPM ZR.

Mineral occurrence model information

Model code 150
USGS model code 25c
Deposit model name Epithermal vein, Comstock
Mark3 model number 16

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -118.7396, 40.50989

Economic information

Ore body information

  • General form TABULAR
    Strike N 50 E
    Dip 25 NW
  • General form TABULAR
    Dip 25 NW

Controls for ore emplacement

  • Fault Zone, N 50 E, 25 Nw

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Farrell District; Stonehouse District; Seven Troughs District (Northern Part)

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Lessee/Operator
    Owner Rogers, A. H.
    First year 1936
  • Type Owner
    Owner Devaney, Mrs. M. E.
    First year 1936

Comments on the workings information

  • SHAFT, TRENCH

Comments on development

  • PART OF THE GOLD CROWN PROPERTY, PRINCIPAL PROPERTY AT FARRELL; MILL ON THE GROUND IN 1935-1936. INACTIVE IN 1984. 9 UNPATENTED CLAIMS

Reference information

Bibliographic references

  • Deposit

    TINGLEY, J.V., 6 JUN 84, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.

  • Deposit

    JOHNSON, M.G., 1977, NBMG BULL 89, PL. J

  • Deposit

    VANDER BURG, W.O., 1936, USBM IC 6902, P. 13.

  • Deposit

    PAPKE, K.G., 1979, NBMG BULL 93, P. 72.

General comments

Subject category Comment text
Deposit FAULT ZONE WITH CLEAR, CHALCEDONIC QUARTZ ALONG STRUCTURE, CLEAR FLUORITE CRYSTALS IN VUGS AND COATING QUARTZ. IN SOME AREAS, WALLROCK IS BRECCIATED AND FLUORITE SERVES AS BRECCIA CEMENT. WALLROCK IS FE-OXIDE STAINED RHYOLITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1985 La Pointe, D.D. (Tingley, J.V.) Nevada Bureau of Mines and Geology
Updater 01-SEP-1994 Li, Zhiping (Peters, S.) U.S. Geological Survey

Beyond USGS

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

Authoritative Nevada resources

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