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Lombardi Mine Ellen Vannan

Producer in Calaveras county in California, United States with commodity 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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Links to other databases
  10. Bibliographic references
  11. Reporter information

Geologic information

Identification information

Deposit ID 10028721
MRDS ID M005878
Record type Site
Current site name Lombardi Mine Ellen Vannan
Related records 10235841

Geographic coordinates

Geographic coordinates: -120.71712, 38.2538 (WGS84)
Relative position ABOUT 4 MI. S OF MOKELUMNE HILL ALONGSIDE THE MAIN HIGHWAY; ON THE DEEP BLUE LEAD CHANNEL. SW1/4

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mokelumne Hill(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005N 011E 25 California

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

(1) -120.71712, 38.2538
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: COMMENCED DEVELOPING PROPERTY IN JANUARY 1936. 27' VERTICAL SHAFT SUNK THROUGH LAVA TO SLATE BEDROCK; 42' CROSSCUT EWARD FROM BOTTOM OF SHAFT INTO 20' OF GRAVEL. THE GRAVEL IS FIRMLY PACKED, CONTAINS LARGE BOULDERS, AND IS ABOUT 7' DEEP. 3 MEN EMPLOYED IN THE PROSPECTING WORK.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Comments on the production information

  • ACTIVE AS ELLEN VANNAN 1899-1900. WORKINGS CONSIST OF 400' TUNNEL, 27' VERTICAL SHAFT, 40' E-TRENDING CROSSCUT. GRAVEL TREATED BY 9' TROMMEL, 24' OF SLUICES.

Reference information

Bibliographic references

  • Deposit

    CALIF. V. 32, NO. 3, P. 347, 360 AND PL. 7

  • Deposit

    CALIF. COUNTY REPT. NO. 2, P. 201 AND PL. C

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1972 Gere, W. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site

Authoritative California resources

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