La Plata Mine

Producer in Santa Cruz county in Arizona, United States with commodities Silver, Copper, Lead, Zinc, Manganese
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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10039564
MRDS ID M050295
Record type Site
Current site name La Plata Mine
Alternate or previous names Black Ace
Related records 10183881

Geographic coordinates

Geographic coordinates: -110.59345, 31.52458 (WGS84)
Elevation 1600
Relative position 10 MILES E OF PATAGONIA.

Site location context

Political divisions (FIPS codes)

Santa Cruz(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

O'Donnell Canyon(quadrangle 1:24,000 scale)

Fort Huachuca(quadrangle 1:100,000 scale)

Nogales(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Santa Cruz(hydrologic unit)

Santa Cruz(hydrologic accounting unit)

Middle Gila(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Coronado National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Arizona Santa Cruz

Public Land Survey System information

Meridian Township Range Section Fraction State
Gila and Salt River 022S 017E 14 W2 OF NW Arizona

Comments on the location information

  • INFO FROM LAND.ST :(1979)

Commodities

Commodity Importance
Silver Primary
Copper Primary
Lead Secondary
Zinc Critical Secondary
Manganese Critical Tertiary

Comments on the commodity information

  • COMMODITIES FROM USBM COMM. MAP OF SANTA CRUZ.

Materials information

Materials Type of material
Argentite Ore
Cerargyrite Ore
Copper Ore
Lead Ore
Calcite Gangue
Hematite Gangue
Limonite Gangue
Psilomelane Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Stratigraphic age (youngest) Pliocene

Nearby scientific data

(1) -110.59345, 31.52458

Economic information

Ore body information

  • General form SMALL STRINGERS AND POCKETS
    Dip 85 SSW

Controls for ore emplacement

  • Vein Along Fault Fissure Traversing Red Conglomerate

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Red Rock District

Land status

Ownership category National Forest

Comments on the production information

  • SMALL PRODUCTION

Workings at the site

  • Type of workings Underground
    Length 762M
    Overall depth 106.68M

Comments on the workings information

  • OPENED BY 600 FT OF TUNNELS OR DRIFTS; 350 FT OF SHAFTS; SEVERAL WINZES, STOPES AND RAISES

Reference information

Bibliographic references

  • Deposit

    SCHRADER, 1915, BULL. 582.

  • Deposit

    U.S.B.M. CARD FILE.

  • Deposit

    U.S.B.M. REPORT FILE NO. 463.2/15033.

  • Deposit

    KEITH, S.B., 1975, INDEX OF MINING PROPERTIES IN SANTA CRUZ CO., ARIZ.: ARIZ. BUREAU OF MINES, BULL. 191, P. 82.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit POCKETS AND STRINGERS WITH ORE MINERALS
Deposit ADDITIONAL REFERENCE: LENON MAP ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1972 Johnson, Maureen G. U.S. Geological Survey
Updater 01-MAY-1982 Harner, Joy L. (Peterson, Jo) U.S. Geological Survey

Beyond USGS

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

External references

Authoritative Arizona resources

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