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  3. Mineral Resource Data System (MRDS)

Potosi Hilllode

Past Producer in Rondonia, Brazil with commodity Tin
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Warning: This record lacks important information: bibliographic references, which we consider necessary for a comprehensive report.
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. Workings at the site
  10. Links to other databases
  11. Reporter information

Geologic information

Identification information

Deposit ID 10280050
MAS/MILS ID 3510390034
Record type Site
Current site name Potosi Hilllode
Alternate or previous names Potosi Hill Lode

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -62.8661, -9.26466 (WGS84)

Site location context

Political divisions (FIPS codes)

Rondonia(province)

Brazil(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Brazil Rondonia

Commodities

Commodity Importance
Tin Critical Primary

Nearby scientific data

Ore Body (1) -62.8661, -9.26466
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Significant Yes
Mining method Open Pit
Milling method Gravity

Ownership information

  • Type Owner-Operator
    Owner Brascan Recursos Naturais (Brn)
    Interest 100
    Year 1982

Comments on the ownership information

  • BRN IS A 50% CANADIAN (BRASCAN) AND 50% BRITISH (BP MINERACAO LTDA. A SUBSIDIARY OF BP MINERALS INTERNATIONAL

Comments on the production information

  • MILL RECOVERY IS CURRENTLY 70 PCT (1982) BUT WILL INCRESE TO 80 PCT IN 1983 WHEN THE PILOT PLANT IS CONVERTED TO A TINSHED AND MORE EXPERTISE IS GAINED AT THE OPERATION MILL CONCENTRATE GRADE IS PREDICTED TO DROP TO 65 PCT BUT THIS IS UNSUBSTANTIATED

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Capacity 660
    Capacity Units MT ORE/DAY
    Unit Production Cost 12.25
    Units of Production $/MT ORE
    Operating Days per Year 280
    Operating Shifts per Day 2
    Year of Information 1981
  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ACTUAL
    Mining Method OPEN PIT

Comments on other economic factors

  • PROPERTY BECAME OPERATIONAL IN 1983 (REPORTEDLY)
  • F1=1982.F2=1983, F3=1984, F4=1985-86 NOTE THAT GRADE DROPS

Reference information

Reporter information

Type Date Name Affiliation Comment
Reporter 21-SEP-1992 Unknown U.S. Bureau of Mines

Beyond USGS

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

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