Las Marias

Occurrence in Chihuahua, Mexico with commodities Lead, Zinc, Silver, Magnesite
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 10049443
MRDS ID MX02107
Record type Site
Current site name Las Marias
Related records 10288616

Geographic coordinates

Geographic coordinates: -103.6838, 29.16691 (WGS84)
Elevation 305
Location accuracy 10000(meters)
Relative position 35 KM E OF SAN CARLOS (AG, PB, ZN, FE, MG)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mesa De Anguila(quadrangle 1:24,000 scale)

Chisos Mountains(quadrangle 1:100,000 scale)

Emory Peak(quadrangle 1:250,000 scale)

Geographic areas

Country State
Mexico Chihuahua

Comments on the location information

  • 10 KM S OF RIO BRAVO, 25-30 KM E OF MANUEL BENAVIDES ON NE SIDE OF SIERRA PONCE MOUNTAIN RANGE

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Silver Secondary
Magnesite Tertiary

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Early Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -103.6838, 29.16691

Economic information

Comments on the geologic information

  • PREDOMINANTLY SEDIMENTARY ROCKS OF MIOGEOSYNCLINAL TYPE. GRANITE INTRUSION IS LOCATED 5 KM TO THE S AND NOT OBVIOUSLY ASSOCIATED WITH THE DEPOSIT.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Sierra Ponce-Manuel Benavides Area

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit POSSIBLY POLYMETALLIC BASE METAL EPITHERMAL VEIN IN LOWER CRET. MIXED MARINE SEDIMENTARY SEQUENCE.

Reporter information

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