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

Bella Oak

Past Producer in Napa county in California, United States with commodity Mercury
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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. 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. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10040859
MRDS ID M055734
Record type Site
Current site name Bella Oak
Alternate or previous names Bella Union, Oakville

Geographic coordinates

Geographic coordinates: -122.43023, 38.43989 (WGS84)
Elevation 152
Relative position 1.5 MI NW OF OAKVILLE

Site location context

Political divisions (FIPS codes)

Napa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rutherford(quadrangle 1:24,000 scale)

Napa(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Pablo Bay(hydrologic unit)

San Francisco Bay(hydrologic accounting unit)

San Francisco Bay(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Napa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 007N 005W 20,21,28 California

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore
Barite Gangue
Chalcedony Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Silica Carbonate Alteration Of Serpentine

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -122.43023, 38.43989
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Local Faults, Shears, Rolls

Ore body information

  • General form TABULAR
    Strike N 45 W
    Dip 10 SW
    Thickness 15.24M

Controls for ore emplacement

  • Changes In Fault Attitudes

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1868
Production years 1872 - 1873, 1876, 1916 - 1920, 1929 - 1933, 1935, 1942 - 1943

Mining district

District name Oakville

Ownership information

  • Type Owner
    Owner Carolyn Landry And J.J. Cohn

Comments on the reserve resource information

  • RESERVES ARE SMALL

Workings at the site

  • Type of workings Underground
    Length 1828.8M
    Overall depth 60.96M

Reference information

Bibliographic references

  • Deposit

    FIX, P. F. AND SWINNEY, C. M., 1949, QUICKSILVER DEPOSITS OF THE OAKVILLE DISTRICT, NAPA COUNTY, CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 45, P. 31 - 46

  • Deposit

    BAILEY, E. H., USGS, PERSONAL FILES

  • Deposit

    HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252

  • Deposit

    BRADLEY, W.W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG BULL. 78, 389 P.

  • Deposit

    5) RANSOME, A.L. AND KELLOGG, J.L., 1939, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG, V. 35 P. 353-486

  • Production

    USBM DATA

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Peterson, Jocelyn A. 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 California resources

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