Royal Ann Group

Past Producer in Pershing county in Nevada, United States with commodity Tungsten
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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10042445
MRDS ID M060245
Record type Site
Current site name Royal Ann Group
Alternate or previous names Indian Peak, NBMG Sample Site 2652
Related records 10174663

Geographic coordinates

Geographic coordinates: -118.71237, 40.01351 (WGS84)

Site location context

Political divisions (FIPS codes)

Pershing(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Toulon Peak(quadrangle 1:24,000 scale)

Lovelock(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
Mount Diablo 025N 029E 29 Nevada

Comments on the location information

  • SE 1/4 SE 1/4 SEC. 29

Commodities

Commodity Importance
Tungsten Critical Primary

Materials information

Materials Type of material
Scheelite Ore

Analytical data

Result SAMPLE 2652 FROM OUTCROP OF DIOPSIDE-GARNET SKARN WITH POINTS OF MN OX-FE OX, CONTAINS 5 % FE, 2 % MG, 7 % CA, 0.2- % TI, 2000 PPM MN, 30 PPM B, 1000 PPM BA, 3 PPM BE, 5 PPM CO,- 70 PPM CR, 10 PPM CU, 20 PPM LA, 30 PPM MO, 30 PPM NI, 50 PPM- PB, 10 PPM SC, 500 PPM SR, 100 PPM V, 20 PPM Y, 300 PPM ZN, 1-00 PPM ZR.

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
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Auld Lang Syne Group
    Rock description Auld Lang Syne Group

Nearby scientific data

(1) -118.71237, 40.01351

Economic information

Ore body information

  • General form IRREGULAR

Economic information about the deposit and operations

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

Mining district

District name Ragged Top District

Land status

Ownership category Private

Comments on the workings information

  • ADITS, TRENCHES, DRIFTS AND STOPING, SURFACE CUTS, OLD ORE BIN AT PORTAL.

Reference information

Bibliographic references

  • Deposit

    JOHNSON, M.G., 1977, GEOLOGY AND MINERAL DEPOSITS OF PERSHING COUNTY, NEVADA; NBMG BULL. 89

  • Deposit

    SOUTHERN PACIFIC CO., 1964, MINERALS FOR INDUSTRY-NORTHERN NEVADA AND NORTHWESTERN UTAH-SUMMARY OF GEOLOGIC SURVEY 1955-1961, V.L, SO. PACIFICO., SAN FRANCISCO, P. 32

  • Deposit

    TINGLEY, J. V., 17 APR 85, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.

  • Deposit

    STAGER, H. K., IN PREPARATION, NBMG BULL ON TUNGSTEN DEPOSITS OF NEVADA.

  • Deposit

    NBMG STAFF, 1985, NBMG OFR 85-3.

General comments

Subject category Comment text
Deposit DEVELOPMENT CONSISTS OF SEVERAL SHORT ADITS AND A NUMBER OF TRENCHES. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT; 3 FIELD OBSERV
Deposit N25W, 60SW-DIPPING TACTITE BAND FORMED ALONG GRANODIORITE-LIMESTONE CONTACT. TACTITE ABOUT 1-2 FT THICK IN ZONE OF- SILICATED ROCK. TACTITE ACTUALLY FORMED ABOUT 6 FT AWAY FROM -THE ACTUAL GRANODIORITE-LIMESTONE CONTACT (IN THE LIMESTONE). -GRANODIORITE CROSSCUTS SEDIMENTARY BEDDING AT PORTAL SIDE OF A-DIT. DEPOSIT IS ON THE WEST MARGIN OF THE ST. ANTHONY STOCK. S-CHEELITE ALSO OCCURS IN SMALL STREAKS ALONG BEDDING PLANES. AL-L ORE IS VERY LOW-GRADE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1973 Johnson, Maureen G. Nevada Bureau of Mines and Geology
Updater 01-APR-1986 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.