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Old Sylvania Mine

Past Producer in Esmeralda county in Nevada, United States with commodities Silver, Lead, Tungsten, Molybdenum, Zinc, Gold, 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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Production statistics
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10046768
MRDS ID M241974
Record type Site
Current site name Old Sylvania Mine
Alternate or previous names 4 Aces Claim, Inspiration No 1-7 Relocated? As Bullion Nos 1-7 Claims? Clair, Silver and Lead Mine. In 1910-Claims Were Great Western No.2, Stateline No. 2, Buser, Omaha, Oneida, Ohio, Hazle Green, And St. Patrick Plus 2 Millsites and Other Claims

Geographic coordinates

Geographic coordinates: -117.72064, 37.40106 (WGS84)
Elevation 2286

Site location context

Political divisions (FIPS codes)

Esmeralda(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sylvania Mountains(quadrangle 1:24,000 scale)

Last Chance Range(quadrangle 1:100,000 scale)

Goldfield(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Fish Lake-Soda Spring Valleys(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(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 Esmeralda

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 006S 038E 22,23 NE (22); NW (23) Nevada

Comments on the location information

  • 10 CLAIMS LOCATED END TO END TOTALLING 1500 FT LONG BY 600 FT WIDE ; INFO FROM LAND.ST :(1972)

Commodities

Commodity Importance
Silver Primary
Lead Primary
Tungsten Critical Tertiary
Molybdenum Tertiary
Zinc Critical Tertiary
Gold Tertiary
Iron Tertiary

Comments on the commodity information

  • ZINC INCREASES WITH DEPTH. LAMPING IN 1982 FIELD EXAMINATION DID NOT SHOW ANY SCHEELITE

Materials information

Materials Type of material
Calamine Ore
Molybdenite Ore
Wulfenite Ore
Chlorite Gangue
Garnet Gangue
Limonite Gangue

Analytical data

Result 1959 ASSAYS AVERAGED 11.77% PB AND 7.25 OZ/TON AG. 1925 ASSAYS FROM DUMPS SHOWED GENERAL CHARACTER OF ORE TO BE 0.02 OZ/T AU
Result 15.8 OZ/T AG
Result 14.2% PB
Result 3.1% ZN
Result 5% FE GREATER THAN 8 SAMPLES ASSAYED IN 1922 YIELDED 0.03-0.06 OZ/T AU
Result 8.14-40.29 OZ/T AG
Result 10.1-59.1% PB

Mineral occurrence model information

Model code 60
USGS model code 18c
Deposit model name Skarn Zn-Pb
Mark3 model number 22

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Sylvania Pluton
    Rock description Sylvania Pluton
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Reed Dolomite;Wyman
    Rock description Reed Dolomite;Wyman

Economic information

Ore body information

  • General form TABULAR, LENSES
    Length 3218.6M
    Width 182.88M

Controls for ore emplacement

  • Contact Of Granitic Rock With Sediments; Tactite Zone

Comments on the geologic information

  • OREBODY IS INDICATED BY SURFACE COLORATION (LIMONITE STAIN) FOR THE LENGTH OF THE CONTACT ABOUT 2 MILES.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1860
Year of first production 1875

Mining district

District name Sylvania (Green Mountain) District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner Mr. And Mrs. Don Clair ; Booth Mining Co., Pittsburg, Ca
    First year 1959

Production statistics

  • Year 1925
    Period 1904-1925
    Material ORE AG PB
    Accuracy Estimate
    Description Cp_Grade: ^ 23 Oz/T Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 649g/mt
  • Year 1957
    Period 1956-1957
    Material ORE W
    Description Cp_Grade: ^23% Pb
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Lead Lead 23wt-pct

Comments on the production information

  • 1200 TONS OF DUMP ORE MILLED TO 1959; BUT 15,000-20,000 TONS DEVELOPED BY 1959 AT 9.81% PB, 6.28 OZ/T AG SOME TUNGSTEN ORE WAS MINED PROFITABLY BY MR. CLAIR

Workings at the site

  • Type of workings Surface/Underground
    Length 304.8M
    Overall depth 60.96M

Comments on the workings information

  • SHAFTS, MEYER TUNNEL ON 4 ACES CLAIM, TUNNELS, 200 FT INCLINED SHAFT (62 DEGREES) WITH DRIFT AT 100 FT STOPES, MILL, MUCH EQUIPMENT AND MANY ASSOCIATED MINE BUILDINGS; "THE STATELINE SHAFT" WHERE OREBODY WAS FOLLOWED FOR 120 FT. IN 1922 THERE WERE MORE THAN 20 SHAFTS AVERAGING 40 FT ON THE LENGTH OF THE PROPERTY GREAT WESTERN CLAIM (MOST WESTERLY OF THE GROUP) HAD 2 SHAFTS 70 AND 85 FT DEEP, CONNECTED AT THE 40 FT LEVEL WHERE A QUANTITY OF HIGH-GRADE ORE WAS REMOVED

Comments on development

  • WORKED IN EARLY DAYS BY MEXICANS WHO BUILT 2 NATIVE ADOBE SMELTERS; BOUGHT IN 1904 BY THE CLAIR FAMILY WHO OPERATED IT FOR A NUMBER OF YEARS. TUNGSTEN ORE MINED 1956-57 AND MILLED IN THE 30-TON CONCENTRATING MILL ON THE PROPERTY. OWNED AND OPERATED BY BULLION CONSOLIDATED MINING CO. (1922) OPERATED BY SYLVANIA SILVER-LEAD MINING CO. IN 1910.

Reference information

Bibliographic references

  • Deposit

    BAKER, ARTHUR III, 1964, UNPUBLISHED NOTES ON SCOUTING TRIP IN LIDA DISTRICT: NBMG FILE 95, ITEM 1

  • Deposit

    NBMG BULL 78, P. 63-64, 71.

  • Deposit

    HUGHES, H.H., 1959, UNPUBLISHED REPORT ON SYLVANIA MINE: NBMG FILE 102, ITEM 3.

  • Deposit

    JONES, J.P., 1959, UNPUBLISHED REPORT ON SYLVANIA MINE; NBMG FILE 102, ITEM 4.

  • Deposit

    PRICE, LITTLETON, 1925, REPORT ON BULLION CONSOLIDATED MINES, SYLVANIA MINING DISTRICT; NBMG FILE 102, ITEM 5.

  • Deposit

    CRAMPTON, THEO H.M., 1922, UNPUBLISHED REPORT ON BULLION CONSOLIDATED MINING CO; NBMG FILE 102, ITEM 8

  • Deposit

    CLYMER, E.T., 1910, UNPUBLISHED LETTER AND STOCK OFFERING ON SYLVANIA LEAD-SILVER MINE: NBMG FILE 102 ITEM 10.

  • Deposit

    TINGLEY, J.V., 1982, FIELD EXAMINATION, 17 AUGUST, 1982.

  • Production

    HUGHES, H., 1959, UNPUB. REPT., NBMG FILE 102 ITEM 3. JONES, J.P., 1959; PRICE, L., 1925.

General comments

Subject category Comment text
Deposit MOLYBDENITE IN TACTITE. OWNERS ALSO REPORT AU, AG, CU, W. CONTACT ZONE EXTENDS NW-SE FOR ABOUT 2 MILES. 5 OREBODIES, TABULAR IN SHAPE, 50-200 FT LONG, 3-20 FT WIDE. ORES SHOOTS MAY PARALLEL BEDDING OR CROSSCUT IT IN FRACTURES. GOSSAN LENSES, SKARN ZONE ABOUT 50 FT WIDE WITH 2 BANDS OF MASSIVE GARNET 4-5 FT THICK IN CENTER, SEPARATED BY GOSSAN LENS. LENSES OF GALENA-SPHALERITE-PYRITE ALONG BEDDING.
Deposit Discovery Year: EARLY 1870'S 1860?

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1982 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.

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.