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  3. Mineral Resource Data System (MRDS)

Big Boulder Deposit

Occurrence in Maricopa county in Arizona, United States with commodities Aluminum, Calcium, Iron, Magnesite, Phosphorus-Phosphates, Silica, Titanium
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Land status
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10210176
MRDS ID M800258
MAS/MILS ID 0040130156
Record type Site
Current site name Big Boulder Deposit
Alternate or previous names Iron Ridge
Related records 10048190

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -112.15153, 33.97616 (WGS84)
Elevation 677
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Maricopa(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

New River(quadrangle 1:24,000 scale)

Phoenix North(quadrangle 1:100,000 scale)

Phoenix(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Agua Fria(hydrologic unit)

Lower Gila-Agua Fria(hydrologic accounting unit)

Lower Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Arizona Maricopa

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 007 N 002 E 03 NWSW Arizona

Commodities

Commodity Importance
Aluminum Critical Secondary
Calcium Secondary
Iron Primary
Magnesite Tertiary
Phosphorus-Phosphates Tertiary
Silica Tertiary
Titanium Critical Secondary

Nearby scientific data

Ore Body (1) -112.15153, 33.97616
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No

Land status

Ownership category State

Ownership information

  • Type Owner
    Owner Otto E. Elwert
    Home office California
    Year 1961
  • Type Owner
    Owner W. E. Brace
    Year 1961

Reference information

Bibliographic references

  • Deposit

    IRON RIDGE LOC.IN SEC 10SW,15NW,16NE,T7NR2E.

  • Deposit

    ADDITIONAL BIG BOULDER WORKINGS SEC4SE,9NE,10NW,T7N,R2E

  • Deposit

    ADMR BIG BOULDER DEPOSIT FILE

  • Deposit

    HARRER,C,USBM IC 8236 P64

Reporter information

Type Date Name Affiliation Comment
Reporter 04-NOV-83 ADMR 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 Arizona resources

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