Sierra De Encinillas

Occurrence in Chihuahua, Mexico with commodities Iron, Mercury
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  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 10092764
MRDS ID MX02167
Record type Site
Current site name Sierra De Encinillas
Alternate or previous names Guadalupe, Encinillo
Related records 10158045

Geographic coordinates

Geographic coordinates: -104.18381, 28.2336 (WGS84)
Elevation 1600
Location accuracy 5000(meters)
Relative position 4 KM DUE N OF LA NEGRA FE MINE

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

Geographic areas

Country State
Mexico Chihuahua

Comments on the location information

  • 30 KM E OF THE CITY OF LA PERLA. ACCESS TO AREA VIA DIRT ROAD FROM THE VILLAGE OF TEXCOCO, 20 KM TO THE SSW. MINE LOCATED AT N END OF VALLEY.

Commodities

Commodity Importance
Iron Primary
Mercury Primary

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Monzonite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Monzonite

Nearby scientific data

(1) -104.18381, 28.2336

Economic information

Comments on the geologic information

  • SEQUENCE OF INTERMEDIATE AND FELSIC VOLCANIC ROCKS WITH TERRESTRIAL AND MARINE SEDIMENTARY ROCKS. ASSOCIATED GABBROIC INTRUSIVE(S). INTRUSIVE MONZONITE INTO TERTIARY VOLCANIC CARRIPACE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name La Negra District/La Perla Area

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit FE DEPOSIT IN INTRUSIVE DIORITE-MONZONITE NEAR CONTACT WITH TERTIARY RHYOLITE. INTRUSIVE MAPPED AS POST DATING VOLCANICS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-88 Leonard, Kenneth R. (Page, Norman J.) U.S. Geological Survey
Updater 01-APR-91 Staude, John-Mark G. U.S. Geological Survey

Beyond USGS

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