Santa Rita

Producer in San Benito county in California, United States with commodities Asbestos, Water, Free
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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10140183
MRDS ID M100149
MAS/MILS ID 0060690145
Record type Site
Current site name Santa Rita
Alternate or previous names Santa Rita Asbestos, Union Carbide Nuclear, Joe 7-5 Mine, Joe 5 Pit
Related records 10043402

Geographic coordinates

Point of reference Pit
Geographic coordinates: -120.61518, 36.33885 (WGS84)
Elevation 1341
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

San Benito(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Santa Rita Peak(quadrangle 1:24,000 scale)

Coalinga(quadrangle 1:100,000 scale)

Monterey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Pajaro(hydrologic unit)

Central California Coastal(hydrologic accounting unit)

Central California Coastal(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 San Benito

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 018 S 012 E 25 N2NW California

Commodities

Commodity Importance
Asbestos Primary
Water, Free Tertiary

Materials information

Materials Type of material
Asbestos Unknown

Nearby scientific data

Pit (1) -120.61518, 36.33885

Economic information

Ore body information

  • Thickness 152M
    Length 22531M
    Width 6437M
    Depth to top 0M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SHEAR ZONE
    Shape of Orebody #1 TABULAR
    Primary mode of Origin METAMORPHISM
    Primary Ore Control FRACTURING
    Degree of Wallrock Alter. NONE
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 820519
  • Area 24HA
    Field Value
    Total Surface Area (HA) 24
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Non-metallic
Deposit size Small
Significant Yes
Discovery year 1957
Mining method Open Pit
Year of first production 1963
Milling method Sizing

Mining district

District name New Idria

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category Unknown

Ownership information

  • Type Owner-Operator
    Owner Kcac Inc.
    ID 0402550
    Interest 100
    Home office California
    Year 1981

Comments on the reserve resource information

  • ASBESTOS QUANTITY EXPRESSED IN PERCENT FIBER AS PER UNION CARBIDE CORPORATION STATEMENT WATER, IRON, AND CHROMITE ANALYSIS ARE BASED ON A 170 FT.DRILL HOLE REPORTED BY MUMPTON,1973
  • RESOURCES IN RECOVERABLE MT ACCORDING TO THE MAY 1988 ISSUE OF MINING ENGINEERING, THE RESERVES ARE "...VIRTUALLY UNLIMITED..."

Workings at the site

  • Type of workings Surface
    Area 30HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method OPEN PIT
    Swell Factor .64
    Avg. Overburden Thickness 0
    Hardness of Ore HARDPAN
    Avg. Bench Height (meters) 6
    Max. Pit Slope (degrees) 45
    Capacity 3670
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 90
    Unit Production Cost 1.17
    Units of Production $/MT ORE
    Operating Days per Year 15
    Operating Shifts per Day 1
    Year of Information 1981

Reference information

Bibliographic references

  • Deposit

    MATTHEWS,ROBERT Z.,1961,GEOLOGY OF THE BUTLER ESTATE CHROM-

  • Deposit

    ITE MINE,SOUTHWESTERN FRESNO COUNTY,CALIFORNIA,CA.DIV.MINES

  • Deposit

    AND GEOLOGY SPECIAL REPORT 71

  • Deposit

    CALIFORNIA DIVISION OF MINES AND GEOLOGY,1964,ASBESTOS PLANT

  • Deposit

    OPENS,MINERAL INFORMATION SERVICE BULL.P251

  • Deposit

    CLIFTON, R.A.,U.S.BUMINES,WASH.D.C.,1981,TELEPHONE COMMUNI-

  • Deposit

    CATION

  • Deposit

    KELLEY,F.R.,1974,JOE 5-7 MINE(UNION CARBIDE CORP.)MINERAL

  • Deposit

    REPORT,UNPUBLISHED,CALIF.DIV.MINES AND GEOLOGY

  • Deposit

    MATSTEN,R.O.,1981,UNION CARBIDE CORP.PERSONAL COMMUNICATION

  • Deposit

    MERRITT,PAUL C.,1962,CALIFORNIA ASBESTOS GOES TO MARKET,

  • Deposit

    SOCIETY OF MINING ENGINEERS, SEPTEMBER;PP 57 THRU 62

  • Deposit

    MUMPTON,F.A. AND C.S.THOMPSON,1975,MINERALOGY AND ORIGIN OF

  • Deposit

    THE COALINGA ASBESTOS,CLAYS AND CLAY MINERALS,VOL.23 PP57

  • Deposit

    THRU 62

  • Deposit

    RICE,SALEM J.,1963,CALIFORNIA ASBESTOS INDUSTRY, CALIFORNIA

  • Deposit

    DIV.MINES AND GEOLOGY,MINERALS SERVICE VOL.16,NO.9

  • Deposit

    UNION CARBIDE CORP.,1979,MINING AT UNION CARBIDE,A STATUS

  • Deposit

    REPORT

  • Deposit

    U.S.BUREAU OF MINES,1974,ASBESTOS,BUMINES MINERALS YEARBOOK,

  • Deposit

    VOL.I,METALS AND MINERALS

  • Deposit

    U.S.BUREAU OF LAND MANAGEMENT,1981,UNION CARBIDE CORP.CLAIM

  • Deposit

    MAPS

  • Deposit

    ECKEL,EDWIN B.AND W.B.MYERS,1946,QUICKSILVER DEPOSITS OF THE

  • Deposit

    NEW IDRIA DISTRICT,SAN BENITO AND FRESNO COUNTIES CALIFORNIA

  • Deposit

    CALIFORNIA DIVISION OF MINES,JOURNAL OF MINES AND GEOLOGY,

  • Deposit

    VOL. 42, NO.2

Reporter information

Type Date Name Affiliation Comment
Reporter 25-SEP-1996 Mcmahan U.S. Bureau of Mines

Beyond USGS

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

Current status (per MSHA)

StatusAbandoned since 12/05/2002
MSHA mine ID0402550
Mine name (MSHA)JOE 5 PIT
Current operatorKcac Inc
Current controller (parent)Wilbur-Ellis Company
Mine typeSurface (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

Authoritative California resources

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