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

Midway

Past Producer in Lake county in California, United States with commodity Mercury
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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Production statistics
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10040810
MRDS ID M055685
Record type Site
Current site name Midway
Alternate or previous names Wilkinson Brothers
Related records 10114909

Geographic coordinates

Geographic coordinates: -122.65968, 38.71349 (WGS84)
Elevation 488
Relative position 4 MI SW OF MIDDLETOWN

Site location context

Political divisions (FIPS codes)

Lake(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Saint Helena(quadrangle 1:24,000 scale)

Healdsburg(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California Lake

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 010N 007W 17 California

Comments on the location information

  • SOUTH FORK OF DRY CREEK, LOCATED AT CENTER OF SECTION

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -122.65968, 38.71349
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Cross Fractures

Ore body information

  • Strike NW
    Dip SW

Controls for ore emplacement

  • Local Fracturing

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1930

Mining district

District name East Mayacmas

Ownership information

  • Type Owner
    Owner E. J. Wilkinson

Production statistics

  • Year 1960
    Period To 1960
    Material HG
    Accuracy Estimate
    Description Cp_Grade: ^10-15 Lb/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Mercury Mercury 5647g/mt

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    YATES, R. G., AND HILPERT, L. S., 1946, QUICKSILVER DEPOSITS OF THE EASTERN MAYACMAS DISTRICT, LAKE AND NAPA COUNTIES, CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 42, P. 231 - 286

  • Deposit

    BAILEY, E. H., USGS, PERSONAL FILES

  • Deposit

    AVERILL, C.V., 1947, MINES AND MINERAL RESOURCES OF LAKE COUNTY, CALIF.: CJMG, V. 43, P. 15-38

  • 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.

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.