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

Waterloo

Past Producer in Madera county in California, United States with commodities Gold, Lead
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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Workings at the site
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10035136
MRDS ID M022303
Record type Site
Current site name Waterloo
Alternate or previous names Paymaster & Consolidated Four
Related records 10187680

Geographic coordinates

Geographic coordinates: -119.66236, 37.23688 (WGS84)
Elevation 732
Relative position 3 MI N WARD MTN.

Site location context

Political divisions (FIPS codes)

Madera(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

O'Neals(quadrangle 1:24,000 scale)

Shaver Lake(quadrangle 1:100,000 scale)

Mariposa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper San Joaquin(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(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 Madera

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 008S 021E 15 California

Comments on the location information

  • UTM ACC W 1/2 SW 1/4 NE 1/4

Commodities

Commodity Importance
Gold Primary
Lead Secondary

Comments on the commodity information

  • ABOUT 60 % OF VALUES IN FREE GOLD, 40 % IN SULFIDES

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -119.66236, 37.23688
ListMap

Economic information

Ore body information

  • Strike NE
    Dip 45 E
    Thickness 1.83M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Comments on the production information

  • REPORTED $30,000 PRODUCED DURING 6 MONTHS OF MILLING NO OTHER PRODUCTION RECORD FOUND

Workings at the site

  • Type of workings Underground
    Overall depth 91.44M

Comments on the workings information

  • SHAFTS, BALL MILL. ADITS, SEVERAL LEVELS. SOME STOPING.

Comments on development

  • ECON.COM: VEINS ON WATERLOO GROUP REPORTED TO CARRY $10/TON IN GOLD

Reference information

Bibliographic references

  • Deposit

    LOGAN, C. A., 1950 , MINES & MINERAL RESOURCES OF MADERA COUNTY, CALIF: CALIF. JOUR. MINES & GEOLOGY, V. 46 , NO. 4 , P. 474 , PL. 73 .

  • Deposit

    LAIZURE, C. MCK., 1935 , MINING ACTIVITY IN THE SAN FRANCISCO DISTRICT: CALIFORNIA JOUR. MINES & GEOLOGY, V. 31 , NO. 1 , P. 25 - 26 .

  • Deposit

    MCLAUGHLIN, R. P. & BRADLEY, W. W., 1914 , MADERA COUNTY: REPORT OF THE STATE MINERALOGIST, V. 14 , P. 552 - 3 .

General comments

Subject category Comment text
Deposit VEIN, AVG. 4 FT. THICK. 'SCHIST' ALONG W/QUARTZ & TALC MAKE UP VEIN MATERIAL. 4 PAY SHOOTS RAKE 45 N. ON WATERLOO GROUP, 2 PARALLEL VEINS 40 FT. APART STRIKE NW, DIP 30 NE. EACH VEIN IS 3.5 FT. THICK.
Deposit 6 CLAIMS. FIRST WORKED BY MEXICANS IN EARLY DAYS. LAST ACTIVE ABOUT 1901 . ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1980 Nelson, Scott C. (Albers, John, P.) 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.