Waterloo

Past Producer in San Bernardino county in California, United States with commodity Silver
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. Mineral occurrence model information
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Ownership information
  11. Reserves and resources
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10140695
MAS/MILS ID 0060710344
Record type Site
Current site name Waterloo

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -116.88897, 34.95281 (WGS84)
Elevation 628
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Nebo(quadrangle 1:24,000 scale)

Newberry Springs(quadrangle 1:100,000 scale)

San Bernardino(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Mojave(hydrologic unit)

Northern Mojave(hydrologic accounting unit)

Northern Mojave-Mono Lake(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 010 N 001 E 16 N2S2SW California

Commodities

Commodity Importance
Silver Primary

Mineral occurrence model information

Model code 150
USGS model code 25c
Deposit model name Epithermal vein, Comstock
Mark3 model number 16

Nearby scientific data

Main Entrance (1) -116.88897, 34.95281

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant Yes
Plant type Leach

Ownership information

  • Type Unknown
    Owner Asarco (American Smelting And Refining Co.)
    Year 1981

Reserves and resources

  • Type In-situ
    Estimate year 1981
    Total resources 27216000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silver Ag 102.8 g/mt Silver Major 1981

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES AND GEOL., V. 49, 1953, P. 132.

  • Deposit

    SOUTHERN PACIFIC CO., 1964, MINERALS FOR INDUSTRY, VOL. III-

  • Deposit

    SOUTHERN CALIFORNIA, P. 147.

  • Deposit

    CALIFORNIA GEOLOGY, 1983, V. 36, P. 216-225.

  • Deposit

    TARMAN, D.W., AND JESSEY, D.R., 1989, RELATIONSHIP BETWEEN

  • Deposit

    EXTENSIONAL TECTONISM AND SILVER-BARITE MINERALIZATION OF

  • Deposit

    THE CALICO MINING DISTRICT, SAN BERNARDINO COUNTY,

  • Deposit

    CALIFORNIA, IN THE CALIFORNIA DESERT MINERAL SYMPOSIUM

  • Deposit

    COMPENDIUM: SACRAMENTO, CA: U.S. DEPT. INTERIOR, BUREAU

  • Deposit

    OF LAND MANAGEMENT, P. 201-218.

  • Deposit

    PAYNE, J.G., AND GLASS, J.R., 1987, GEOLOGY AND SILVER

  • Deposit

    DEPOSITS OF THE CALICO DISTRICT, SAN BERNARDINO COUNTY,

  • Deposit

    CALIF., IN BULK MINEABLE PRECIOUS METAL DEPOSITS OF THE

  • Deposit

    WESTERN UNITED STATED GUIDEBOOK FOR FIELD TRIPS:

  • Deposit

    GEOLOGICAL SOCIETY OF NEVADA 1987 SYMPOSIUM, P. 31-44.

  • Deposit

    WEBER, F.H., JR., 1980, CALICO SILVER DISTRICT, SAN

  • Deposit

    BERNARDINO COUNTY, CALIF. - UPDATE, IN FIFE, D.L. AND

  • Deposit

    BROWN, A.R., EDS., GEOLOGY AND MINERAL WEALTH OF THE

  • Deposit

    CALIFORNIA DESERT, DIBBLEE VOLUME, SANTA ANA, CALIF.:

  • Deposit

    SOUTH DOAST GEOLOGICAL SOCIETY, P. 329-345.

  • Deposit

    ENGINEERING SCIENCE. ASARCO WATERLOO SILVER MINE, FOCUSED-

  • Deposit

    ENVIRONMENTAL IMPACT REPORT, PREPARED FOR SAN BERNARDINO

  • Deposit

    COUNTY ENVIRONMENTAL PUBLIC AGENCY, ENVIRONMENTAL

  • Deposit

    ANALYSIS DIVISION, MAY 1981, 11 P.

Reporter information

Type Date Name Affiliation Comment
Reporter 16-SEP-1993 Ridenour, James U.S. Bureau of Mines

Beyond USGS

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

Operator history (post-MRDS)

MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:

Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.

Authoritative California resources

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