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Boiler Pit Mine

Past Producer in Placer county in California, United States with commodities Chromium, Iron
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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. 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. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10139819
MRDS ID W024446
MAS/MILS ID 0060610665
Record type Site
Current site name Boiler Pit Mine
Alternate or previous names Sugar Pine Chrome Mine, Victory Chrome Co Deposit
Related records 10077054

Geographic coordinates

Point of reference Trench
Geographic coordinates: -120.76603, 39.11069 (WGS84)
Elevation 1158
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Placer(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Foresthill(quadrangle 1:24,000 scale)

Truckee(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

North Fork American(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Tahoe National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Placer

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 015 N 011 E 29 NWSESW California

Commodities

Commodity Importance
Chromium Critical Tertiary
Iron Tertiary

Materials information

Materials Type of material
Chromite Unknown
Olivine Unknown
Pyroxene Unknown
Serpentine Unknown

Nearby scientific data

Trench (1) -120.76603, 39.11069
ListMap

Economic information

Ore body information

  • Strike E00W
    Dip 30S
    Thickness 12M
    Length 15M
    Width 2M
    Area 1HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 OTHER
    Shape of Orebody #1 IRREGULAR
    Shape of Orebody #2 LENTICULAR
    Shape of Orebody #3 TABULAR
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control LITHOLOGY
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 CARBONITIZATION
    Strike And Dip E00W:30S
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 1
    Date of Last Modification 820521

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 1916

Mining district

District name Damascus

Mineral rights holdings

Type of mineral rights State Lease

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner U.S. Forest Service - Tahoe National Forest
    Interest 100
    Home office California
    Year 1976
  • Type Operator
    Owner Victory Chrome Co (Last Operator
    Year 1976
    Last year 1941

Comments on the production information

  • PRODUCTION 1000+ TONS,MOSTLY WW1 ORE AVERAGED 45 PERCENT CR2 CR/FE UNKNOWN. RESERVES NOT KNOWN,BUT DEPOSIT MAY NOT BE WOR CDMG FIELD VISIT 2 DEC 1975. DEPOSIT WAS LARGEST DEPOSIT OF PINE CHROME MINE (WW1) AND WORKEDBY VICTORY CHROME CO. (WW2) INSUFFICIENT DATA FOR MATRIX CALCULATIONS. ANALYSIS BY CDMG IN 1976 GAVE FOLLOWING PERCENTAGES-DISSEMIN E=S102 03.90,CR2O3 54.08,FEO 13.21,TOTAL FE 16.72,AL203 07.5 4.09,CR/FE 2.85.

Reference information

Bibliographic references

  • Deposit

    RYNEARSON,GA,1953 CAL DIV MINES BULL 134,PT 3,CHAP5,PP 209-

  • Deposit

    BRADLEY,WW 1918 CAL ST MINING BUR BULL 76,MN&CR IN CAL P.16

  • Deposit

    WARING,CA. 1917 UNPUB FIELD REPT PLACER CO NOS.235 AND 273

Reporter information

Type Date Name Affiliation Comment
Reporter 05-NOV-1984 Unknown U.S. Bureau of Mines

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.