La Cienega

Occurrence in Sonora, Mexico with commodities Gold, Tungsten, Silver
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Mineral occurrence model information
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mining district
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10049078
MRDS ID MX00298
Record type Site
Current site name La Cienega
Related records 10135321

Geographic coordinates

Geographic coordinates: -112.1007, 30.1835 (WGS84)
Elevation 610
Relative position 10 KM SW OF CERRO COLORADO IN PRECAMBRIAN GNEISS. 60 KM S OF CABORCA AND 20 KM S OF THE VILLAGE OF BAMURI.

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Sonora

Comments on the location information

  • ESTIMATED TO NEAREST MINUTE.

Commodities

Commodity Importance
Gold Primary
Tungsten Critical Primary
Silver Secondary

Mineral occurrence model information

Model code 281
USGS model code 37b
Deposit model name Gold on flat faults

Nearby scientific data

(1) -112.1007, 30.1835

Economic information

Comments on the geologic information

  • AREA SURROUNDED BY ANDESITE GNEISS, WITH OVERLYING THRUST SHEET OF STEEPLY DIPPING QUARTZITES AND LIMESTONES.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Sierra El Rajon

Reference information

Bibliographic references

  • Deposit

    GILES, D.A., SILBERMAN, M.L., AND WENRICH, K.J., 1986, GNEISS-HOSTED GOLD DEPOSITS IN NORTHERN SONORA, MEXICO: WRITTEN COMMUNICATION.

  • Deposit

    SILBERMAN, M.L., 1987, REPORT ON RECONNAISSANCE OF GOLD PROSPECTS IN NORTHERN SONORA, MEXICO: UNPUB. USGS REPORT, 6 P.

General comments

Subject category Comment text
Deposit DISCONTINUOUS MILKY WHITE QUARTZ VEINS FROM 1-4 M WIDE EXPOSED IN GNEISS BEDROCK HAVE LOCALLY BEEN MINED FOR GOLD AND SILVER. ADJACENT TO LARGE AU-W PLACER.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1987 Staude, John-Mark G. (Page, Norman J.) U.S. Geological Survey
Updater 01-JUN-1988 Leonard, Kenneth R. U.S. Geological Survey

Beyond USGS

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