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

(Facility) Cyprus Miami Copper Smelter

Plant in Gila county in Arizona, United States with commodities Copper, Sulfur, Sulfuric Acid
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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 10282423
MAS/MILS ID 0040070055
Record type Site
Current site name (Facility) Cyprus Miami Copper Smelter
Alternate or previous names Inspiration International Smelter

Geographic coordinates

Point of reference Plant
Geographic coordinates: -110.85629, 33.40428 (WGS84)
Elevation 1158
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Gila(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Globe(quadrangle 1:24,000 scale)

Globe(quadrangle 1:100,000 scale)

Mesa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Salt(hydrologic unit)

Salt(hydrologic accounting unit)

Salt(hydrologic subregion)

Lower Colorado(hydrologic region)

Geographic areas

Country State County
United States Arizona Gila

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 001 N 015 E 20 SW Arizona

Commodities

Commodity Importance
Copper Primary
Sulfur, Sulfuric Acid Tertiary

Nearby scientific data

Plant (1) -110.85629, 33.40428
ListMap

Economic information

Economic information about the deposit and operations

Operation type Processing Plant
Development status Plant
Commodity type Both
Significant Yes
Plant type Smelter

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Cyprus Amax Minerals Corp.
    Home office Colorado
    Year 1994

Reference information

Bibliographic references

  • Deposit

    EMJ DIR M&M PR & ARIZ DIR ACTIVE MOWN/OP: INSPIRATION CONSOL

  • Deposit

    COPPER CO.

Reporter information

Type Date Name Affiliation Comment
Reporter 18-SEP-1995 Intermountain Field Operations Center (IFOC) 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:

  • Cyprus Amax Minerals Corp. — now part of Subsidiary of Freeport-McMoRan (2007)
    Formed by merger of Cyprus Minerals and AMAX in 1993; acquired by Phelps Dodge in 1999; Phelps Dodge acquired by Freeport-McMoRan in 2007.

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.

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.