Adobe Canyon Group

Past Producer in Stanislaus county in California, United States with commodities Chromium, Iron
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. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10214195
MAS/MILS ID 0060990034
Record type Site
Current site name Adobe Canyon Group
Alternate or previous names Mcguire Holbrook and Springer Lea, Se, Mountain View Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -121.40492, 37.40682 (WGS84)
Elevation 475
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Stanislaus(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Boardman(quadrangle 1:24,000 scale)

San Jose(quadrangle 1:100,000 scale)

San Jose(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 Stanislaus

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 006 S 005 E 14 W2SWSW California

Commodities

Commodity Importance
Chromium Critical Tertiary
Iron Tertiary

Materials information

Materials Type of material
Calcite Unknown
Chromite Unknown
Olivine Unknown
Serpentine Unknown
Uvarovite Unknown

Nearby scientific data

Ore Body (1) -121.40492, 37.40682

Economic information

Ore body information

  • Strike N85E
    Dip 70N
    Thickness 15M
    Length 65M
    Width 30M
    Area 3HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 IRREGULAR
    Type of Orebody #2 SHEAR ZONE
    Shape of Orebody #2 LENTICULAR
    Type of Orebody #3 DISSEMINATED
    Shape of Orebody #3 TABULAR
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FRACTURING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 CARBONITIZATION
    Strike And Dip N85E:70N
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 3
    Date of Last Modification 800812

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1916
Year of first production 1917

Mining district

District name Del Puerto Area

Mineral rights holdings

Type of mineral rights Fee Ownership

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Higuera, Larry
    Interest 100
    Home office California
    Year 1976

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Mining Method GLORY HOLE
    Avg. Overburden Thickness 0
    Hardness of Ore M-HARD ROCKS
  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Hardness of Rock HARDROCK FISSURED WITH MODERATE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. UNSUPPORTING NO FLOW
    Mine Support Chars. TIMBER W/LAGGING CONCRETE-UNREINFOR
    1st Condition of Workings PART ACCESSIBLE

Reference information

Bibliographic references

  • Deposit

    USGS BULL 936-D CHROMITE AND QUICKSILVER RESOURCES OF THE DE

  • Deposit

    O AREA STANNISLAUS COUNTY PP 96-97,1942

  • Deposit

    CDMG BULL 134,PT 2,CH 2,1953,STANISLAUS COUNTY P 75,PLATE 11

  • Deposit

    CDMG BULL 76 1918, P.204-205

General comments

Subject category Comment text
Deposit ASSAY DATA BY HAWKES ET.AL USGS BULL 936-D 1942 ORE RAN 68 PERCENT CHROMITE WITH 40.83 PERCENT CR2O3. CONCENTRATES RAN 60 PERCENT CR2O3 WITH CR/FE RATIO OF 3.16. THE AVERAGE MINEABLE GRADE OF CHROMITE IS 10 PERCENT,AND IRO PERCENT. INSUFFICIENT DATA FOR MATRIX CALCULATIONS. ANALYSIS BY CDMG IN 1976 GAVE FOLLOWING PERCENTAGES-DISSEMIN E=S102 06.03,CR203 51.15,FEO 17.45,TOTAL FE 19.30,AL203 07.4 2.10,CR/FE 2.33.OLD MILL CONCENTRATES=S102 01.77,CR2O3 51.15 .94,TOTAL FE 20.58,AL203 10.87,MGO 11.61,CR/FE 2.19.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Stinson U.S. Bureau of Mines

Beyond USGS

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

Authoritative California resources

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