La Cienega

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

Geologic information

Identification information

Deposit ID 10303089
MRDS ID MX02234
MAS/MILS ID 2010110189
Record type Site
Current site name La Cienega
Related records 10049508

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -108.6423, 28.10305 (WGS84)
Elevation 1200
Location accuracy 10000(meters)

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

Commodities

Commodity Importance
Gold Primary
Silver Tertiary

Nearby scientific data

Ore Body (1) -108.6423, 28.10305

Economic information

Economic information about the deposit and operations

Development status Plant
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1971
Mining method Filled Stopes
Plant type Leach
Milling method Leach-Precipitation-Float

Ownership information

  • Type Operator
    Owner Penoles
    Year 1994
    First year 1971

Reserves and resources

  • Type In-situ
    Estimate year 1994
    Indicated 5200000mt ore
    Demonstrated 5200000mt ore
    Total resources 5200000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 6 g/mt Gold Major 1994
    Silver Ag 170 g/mt Silver Trace 1994
    Lead Pb 1 wt-pct Lead 1994
    Zinc Zn 1.3 wt-pct Zinc 1994

Reference information

Bibliographic references

  • Reserve-Resource

    MEXICO", APRIL 1994, PP. 303-305.

  • Deposit

    MINING ENGINEERING, "LA CIENEGA: A NEW GOLD MINE IN

  • Deposit

    MEXICO" APRIL 1994, PP. 303-305.

General comments

Subject category Comment text
Deposit FROM USGS MRDS MX02234. THE OXIDIZED ORE WILL BE PROCESSED USING CYANIDE LEACHING, WHILE THE SULFIDE ORE WILL BE PROCESSED USING A FLOTATION CIRCUIT.

Reporter information

Type Date Name Affiliation Comment
Reporter 30-JAN-1995 Kraemer, Sandra R. U.S. Bureau of Mines

Beyond USGS

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