1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Mt. Diablo Mine

Past Producer in Mineral county in Nevada, United States with commodities Silver, Gold, Lead, Iron
Map
XML
JSON
KML
B
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. Land status
  17. Ownership information
  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 10037551
MRDS ID M035493
Record type Site
Current site name Mt. Diablo Mine

Geographic coordinates

Geographic coordinates: -118.08177, 38.14854 (WGS84)
Elevation 1897
Relative position .5 MI. FROM CANDELARIA

Site location context

Political divisions (FIPS codes)

Mineral(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Candelaria(quadrangle 1:24,000 scale)

Excelsior Mountains(quadrangle 1:100,000 scale)

Walker Lake(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)

Geographic areas

Country State County
United States Nevada Mineral

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 003N 035E Nevada

Comments on the location information

  • HEAD OF PICKHANDLE GULCH

Commodities

Commodity Importance
Silver Primary
Gold Primary
Lead Secondary
Iron Tertiary

Comments on the commodity information

  • ORE IS OXIDIZED MANGANIFEROUS, LIMONITIS, SILICEOUS MATERIAL TYPICAL OF THE DISTRICT; IT IS, HOWEVER, SOMEWHAT MORE SILICEOUS THAN THE AVERAGE

Materials information

Materials Type of material
Bindheimite Ore
Galena Ore
Pyrite Ore

Alteration

  • (Local) Carbonitization

Host and associated rocks

  • Host or associated Associated
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Diablo Formation;Candelaria Formation
    Rock description Diablo Formation;Candelaria Formation
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Palmetto Formation;Palmetto Formation
    Rock description Palmetto Formation;Palmetto Formation

Nearby scientific data

(1) -118.08177, 38.14854
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Alpha Fault Cuts Vein Group In Lower Levels. Diablo Grit Bed Structurally Repeated

Ore body information

  • General form NARROW LENSES

Controls for ore emplacement

  • Veins Encased In A Roughly Tabular Envelope Of Dolomitized Rock Within A Few Hundred Feet Of The Diablo Grit Bed

Comments on the geologic information

  • THE EASTWARD TERMINATION OF VEINS, AT THE GROUND SURFACE, APPROX. COINCIDES WITH THE EASTERN BOUNDARY OF CARBONITIZED ZONE. ARGILLITE IS INTERBEDDED WITH AT LEAST TWO BELTS OF FELSITE CUT BY DIKES.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Year of first production 1871

Mining district

District name Candelaria

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Argentum Mining Co.

Workings at the site

  • Type of workings Underground
    Overall depth 31.7M

Comments on the workings information

  • HUGE DUMP INDICATIVE OF EXTENSIVE UNDERGROUND WORKINGS. INCLINE EXITS DIPPING 48 N FROM BOTTOM OF SHAFT.

Reference information

Bibliographic references

  • Deposit

    KNOPF, ADOLF, 1922 , THE CANDELARIA SILVER DISTRICT, NEV., CONTRIBUTIONS TO ECONOMIC GEOLOGY, USGS, BULL. 735

  • Deposit

    PAGE, B. M., 1959 , GEOLOGY OF THE CANDELARIA MINING DISTRICT, MINERAL CO., NEV., NEV. BUREAU OF MINES, BULL. 56

  • Deposit

    ROSS, D. C., 1961 , GEOLOGY AND MINERAL DEPOSITS OF MINERAL CO., NEV., NEV. BUREAU OF MINES, BULL. 58

  • Deposit

    1922 RECON KNOPF, ADOLF BULL. 735 PP 1 - 23

  • Deposit

    1923 RECON NEV. NEWSLETTER PUB. CO. PP. 137 - 157

  • Deposit

    1959 RECON NEV. BUREAU OF MINES BULL. 56

  • Deposit

    1961 RECON NEV. BUREAU OF MINES BULL. 58

General comments

Subject category Comment text
Deposit LENSES LYING EN E'CHELON, IN PLACES THREE PARALLEL TO ONE ANOTHER, IN A ZONE APPROX. 100 FEET WIDE
Deposit THE ORE MILLED IN 1883 MUST HAVE CARRIED $65 /TON, OR ROUGHLY 60 OZ. AG/TON. FROM 1883 TO 1891 , THE GRADE HAD FALLEN ONE HALF.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1978 Fiebelkorn, J. B. (Stewart, J. H.) 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.