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  3. Mineral Resource Data System (MRDS)

Masua

Plant in Sardegna, Italy with commodities Lead, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Production statistics
  15. Reserves and resources
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10255186
MAS/MILS ID 4750310012
Record type Site
Current site name Masua

Comments on the site names

  • COMPANY NAME IS NOW SAMIN EVLAUATION IS INCLUDED UNDER MONTEPONI MINES WHICH CONSISTS OF THIS MINE PLUS MONTEPONI, RALDIO, AND NO SPECIFIC COST DATA.

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 8.46855, 39.33234 (WGS84)
Elevation 250
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Sardegna(province)

Italy(country)

Europe(continent)

Land(continent)

Geographic areas

Country State
Italy Sardegna

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary

Materials information

Materials Type of material
Calcite Unknown
Dolomite Unknown
Galena Unknown
Sphalerite Unknown

Nearby scientific data

Ore Body (1) 8.46855, 39.33234
ListMap

Economic information

Ore body information

  • Length 3500M
    Width 10M
    Field Value
    Type of Orebody #1 MASS SULFIDE
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin OXIDATION
    Primary Ore Control UNKNOWN
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Date of Last Modification 830720

Economic information about the deposit and operations

Operation type Underground
Development status Plant
Commodity type Metallic
Significant Yes
Mining method Caving Methods - Sublevel Caving
Year of first production 1970
Plant type Beneficiation (Mill)
Plant subcategory Flotation
Milling method Flotation

Mining district

District name Sardinia, Italy

Mineral rights holdings

Type of mineral rights Unknown

Land status

Ownership category Unknown

Ownership information

  • Type Owner
    Owner Societa Azionaria Minero-Metallurgica S. P. A. (Samim)
    Interest 100
    Home office Italy
    Year 1989

Production statistics

  • Year 1970
    Description Initial Production 950000 Mtpy
  • Year 1971
    Description 950000 Mtpy
  • Year 1972
    Description 950000 Mtpy
  • Year 1973
    Description 950000 Mtpy
  • Year 1974
    Description 950000 Mtpy
  • Year 1975
    Description 950000 Mtpy
  • Year 1976
    Description 950000 Mtpy
  • Year 1977
    Description 950000 Mtpy
  • Year 1978
    Description 950000 Mtpy
  • Year 1979
    Description 950000 Mtpy
  • Year 1980
    Description 950000 Mtpy

Reserves and resources

  • Type In-situ
    Estimate year 1989
    Measured 7300000mt ore
    Indicated 1600000mt ore
    Demonstrated 8900000mt ore
    Inferred 1400000mt ore
    Total resources 10300000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 3.68 wt-pct Zinc Major 1989
    Lead Pb 1.09 wt-pct Lead Major 1989
  • Type In-situ
    Estimate year 1993
    Demonstrated 6620000mt ore
    Total resources 6620000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 3.5 wt-pct Zinc Major 1993
    Lead Pb 4.5 wt-pct Lead Major 1993

Comments on the reserve resource information

  • E/MJ-1988

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method SUBLEVEL CAVING 10-75
    Percent Recovery 90
    Hardness of Rock UNKNOWN
    Rock Characteristics UNKNOWN
    Rock Support Chars. UNKNOWN
    Mine Support Chars. UNKNOWN
    Slope of Inclines 6
    Number of Inclines 1
    1st Condition of Workings OPEN
    Capacity 1714
    Capacity Units MT ORE/DAY
    Operating Days per Year 350
    Year of Information 1989

Reference information

Bibliographic references

  • Reserve-Resource

    CHADWICK, J.R., MECHANIZED MASUA, WORLD MINING, JAN. 1982,

  • Reserve-Resource

    PP. 36-39.

  • Reserve-Resource

    E&MJ INTERNATIONAL DIRECTORY OF MINING, 1991

  • Reserve-Resource

    AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUNE, 1993,

  • Reserve-Resource

    P. 38, 48.

  • Deposit

    STAFF, ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTO-

  • Deposit

    RY OF MINING AND MINERAL PROCESSING OPERATIONS, MCGRAW-

  • Deposit

    HILL, 1978, P. 301.

  • Deposit

    DENVER LISTING, 1975, P. 71, 72.

  • Deposit

    BROWN, S.J., (ED.), GENESIS OF STRATIFORM LEAD-ZINC-BARITE-

  • Deposit

    FLUORITE DEPOSITS (MISSISSIPPI VALLEY TYPE DEPOSITS):

  • Deposit

    A SYMPOSIUM, MONOGRAPH 2, ECON. GEOL., 1967.

  • Deposit

    DOUGHTY, F.T.C., GRAVITY PR3E-CONCENTRATE FOR EXIDIZED ZN-PB

  • Deposit

    ORES, WORLD MINING, MAR. 1976, PP. 52-53.

  • Deposit

    E/MJ DIRECTORY OF MINING, 1981, P. 317.

  • Deposit

    WORLD MINING, DEC. 1981. P. 7.

  • Deposit

    SARDINIA: REORGANIZATION IN ITALY'S MAJOR BASE METAL AREA

Reporter information

Type Date Name Affiliation Comment
Reporter 04-AUG-94 Difrancesco, Carl A. 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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