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  3. Mineral Resource Data System (MRDS)

Piedmont Mine

Producer in Yavapai county in Arizona, United States with commodities Gold, Silver, Copper
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10048255
MRDS ID M800372
Record type Site
Current site name Piedmont Mine
Alternate or previous names Congress West, West Congress
Related records 10113429

Geographic coordinates

Geographic coordinates: -112.86381, 34.22338 (WGS84)
Elevation 1079
Location accuracy 1000(meters)
Relative position 3.0 MILES NORTH OF TENDERFOOT HILL

Site location context

Political divisions (FIPS codes)

Yavapai(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Congress(quadrangle 1:24,000 scale)

Bradshaw Mountains(quadrangle 1:100,000 scale)

Prescott(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Santa Maria(hydrologic unit)

Bill Williams(hydrologic accounting unit)

Lower Colorado(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management AZ)

Bureau of Land Management AZ BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Arizona Yavapai

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 010N 006W 10 CENTER OF E2 Arizona

Comments on the location information

  • UTM COORDINATED APPROXIMATE ONLY; UTM TO EXPLORATION PIT 0.4 MILES NORTHWEST AND DOWNHILL FROM GOLDEN WAVE MINE

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Secondary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Alteration

  • (Local) None

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Economic information

Geologic structures

Type of structure Regional
Structure description Granite Is Massive And Unfoliated
Type of structure Local
Structure description Veins Parallel Andesite Dikes Which Trend E-W To Ne And Dip At Low Angles, Less Than 40 Deg.

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • Faulting, Shearing, Igneous Activity

Comments on the geologic information

  • DEPOSIT IS QUARTZ VEIN WHICH CUTS PRECAMBRIAN GRANITE. VEIN USUALLY ASSOCIATED WITH ANDESITE AND MAFIC DIKES WHICH DIP SHALLOWLY TO THE NORTH

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1936
Year of last production 1940

Mining district

District name Martinez District

Ownership information

  • Type Operator
    Owner Stansbury
    First year 1940

Reference information

Bibliographic references

  • Deposit

    USBM-ABGMT FILE DATA

  • Deposit

    MILS LOCATION DATA

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-81 Dewitt, Ed H. 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 Arizona resources

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