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

Gypsy

Past Producer in Merced county in California, United States with commodities Mercury, Antimony
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. 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. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10040871
MRDS ID M055748
Record type Site
Current site name Gypsy
Alternate or previous names Woody Mine
Related records 10139709

Geographic coordinates

Geographic coordinates: -121.22018, 36.92326 (WGS84)
Elevation 838
Relative position 13 MI NE OF HOLLISTER

Site location context

Political divisions (FIPS codes)

Merced(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mariposa Peak(quadrangle 1:24,000 scale)

Monterey(quadrangle 1:100,000 scale)

Monterey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Panoche-San Luis Reservoir(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Merced

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 012S 007E 05 California

Commodities

Commodity Importance
Mercury Primary
Antimony Critical Tertiary

Materials information

Materials Type of material
Cinnabar Ore
Stibnite Ore
Pyrite Gangue

Alteration

  • (Local) Silicification Of Breccia Zone

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt

Nearby scientific data

(1) -121.22018, 36.92326
ListMap

Economic information

Ore body information

  • Strike N 20 W
    Dip 37 SW
    Thickness 3.05M
    Length 22.86M
    Width 15.24M

Controls for ore emplacement

  • Brecciation

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1875
Production years PRE 1919

Mining district

District name Stayton

Ownership information

  • Type Owner
    Owner R. B. Knox

Production statistics

  • Year 1949
    Period To 1949
    Material HG
    Accuracy Estimate
    Description Cp_Grade: ^10 Lb/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Mercury Mercury 4518g/mt

Workings at the site

  • Type of workings Underground
    Overall depth 30.48M

Comments on the workings information

  • PARTLY INACCESSIBLE

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    BAILEY, E. H. AND MYERS, W. B., 1949, QUICKSILVER AND ANTIMONY DEPOSITS OF THE STAYTON DISTRICT, CALIFORNIA: CALIF. DIV. OF MINES AND GEOLOGY BULL. 147, P. 37 - 56

  • Deposit

    LEITH, C.J., 1949, GEOLOGY OF THE QUIEN SABE QUADRANGLE, CALIF.: CDM BULL. 147, P. 33-34

  • Production

    BAILEY AND MYERS, 1949

General comments

Subject category Comment text
Deposit Discovery Year: 1870'S

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.