Julia Maria

Producer in Antofagasta, Chile with commodities Copper, 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. Mining district
  9. Ownership information
  10. Reserves and resources
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10279398
MAS/MILS ID 3370050060
Record type Site
Current site name Julia Maria

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -69.49953, -22.74754 (WGS84)
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

Antofagasta(province)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Chile Antofagasta

Commodities

Commodity Importance
Copper Primary
Gold Primary
Silver Primary

Nearby scientific data

Ore Body (1) -69.49953, -22.74754

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Metallic
Significant Yes

Mining district

District name Antofagasta

Ownership information

  • Type Operator
    Owner Minera Northern Resources Ltda.
    Home office Chile
    Year 1990
  • Type Owner
    Owner North Lily Mining Co.
    Interest 50
    Home office California
    Year 1990
  • Type Owner
    Owner International Mahogany Corp.
    Interest 50
    Home office California
    Year 1990

Reserves and resources

  • Type In-situ
    Estimate year 1990
    Indicated 5400000mt ore
    Demonstrated 5400000mt ore
    Total resources 5400000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silver Ag 103 g/mt Silver Major 1990
    Gold Au 2.1 g/mt Gold Major 1990
    Copper Cu 3 wt-pct Copper Major 1990
  • Type In-situ
    Estimate year 1990
    Indicated 5400000mt ore
    Demonstrated 5400000mt ore
    Total resources 5400000mt ore
    Commodity Subtype Grade units Group Importance Year
    Silver Ag 103 g/mt Silver Major 1990
    Gold Au 2.1 g/mt Gold Major 1990
    Copper Cu 3 wt-pct Copper Major 1990

Reference information

Bibliographic references

  • Reserve-Resource

    THE MINING RECORD, NORTH LILY JOINT VENTURE ON COPPER

  • Reserve-Resource

    PROPERTY, AUGUST 15, 1990, P. 6.

General comments

Subject category Comment text
Deposit A MINE ON THE PROPERTY HAS BEEN IN OPERATION FOR THE PAST 40 YRS AVERAGE GRADE OF ORE MINED IS 3% CU, .08 OZ AU AND 3 OZ AG. PRODUCTION FROM THE MINE IS CURRENTLY TRANSPORTED AND SOLD TO THE STATE OWNED ORE PROCESSING PLANT NEAR ANTOFAGASTA.

Reporter information

Type Date Name Affiliation Comment
Reporter 18-JUL-94 Porter, Kenneth E. U.S. Bureau of Mines

Beyond USGS

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