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Niccioleta

Plant in Toscana, Italy with commodities Sulfur-Pyrite, Sulfur, Iron
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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. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10135231
MAS/MILS ID 4750350002
Record type Site
Current site name Niccioleta

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 10.95195, 43.11558 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Toscana(province)

Italy(country)

Europe(continent)

Land(continent)

Geographic areas

Country State
Italy Toscana

Commodities

Commodity Importance
Sulfur-Pyrite Tertiary
Sulfur Primary
Iron Primary

Materials information

Materials Type of material
Anhydrite Unknown
Gypsum Unknown
Pyrite Unknown

Nearby scientific data

Ore Body (1) 10.95195, 43.11558
ListMap

Economic information

Ore body information

  • Thickness 15M
    Length 3000M
    Width 1000M
    Depth to top 300M
    Field Value
    MAS Matrix # 1
    MAS Column # 3
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 LENTICULAR
    Shape of Orebody #2 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FAULTING
    Secondary Ore Control CONTACT ZONE
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Date of Last Modification 910516

Economic information about the deposit and operations

Operation type Underground
Development status Plant
Commodity type Both
Significant No
Discovery year 1927
Mining method Open Stope - Room and Pillar
Year of first production 1927
Plant type Beneficiation (Mill)
Plant subcategory Crush
Milling method Sizing

Mining district

District name Maremma

Mineral rights holdings

Type of mineral rights Minerals Only

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Solmine Spa (Subsidiary Of Samim)
    Interest 100
    Home office Italy
    Year 1985
  • Type Owner
    Owner Samim (Subsidiary Of The State Controlled Eni Group)
    Home office Italy
    Year 1985
  • Type Owner
    Owner Ente Nazionale Idrocarburi (Eni - Parent Of Samim)
    Home office Italy
    Year 1985

Production statistics

  • Year 1977
    Description Ore Used For Acid Production 550000 Mt Ore & Concentrate/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Sulfur Sulfur 550000mt
  • Year 1978
    Description Ore Used For Acid Production 560000 Mt Ore & Concentrate/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Sulfur Sulfur 560000mt
  • Year 1979
    Description Ore Used For Acid Production 600000 Mt Ore & Concentrate/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Sulfur Sulfur 600000mt
  • Year 1980
    Description Ore Used For Acid Production 600000 Mt Ore & Concentrate/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Sulfur Sulfur 600000mt
  • Year 1981
    Description Ore Used For Acid Production 600000 Mt Ore & Concentrate/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Sulfur Sulfur 600000mt
  • Year 1982
    Description Proposed Ore Production 570000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Sulfur Sulfur 570000mt
  • Year 1982
    Description Ore Used For Acid Production 550000 Mt Ore & Concentrate/Year
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Sulfur Sulfur 550000mt
  • Year 1983
    Description Proposed Ore Production 400000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Sulfur Sulfur 400000mt
  • Year 1984
    Description Ore Prod For 1985, 86 Property Eval. 400000 Mtpy
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Sulfur Sulfur 400000mt

Comments on the production information

  • "CONCENTRATE" LISTED IN THE UNITS DATA FIELD IS THE CRUSHED ORE SHIPPED TO THE SCARLINO ACID PLANT.
  • THE CRUSHED PYRITE ORE PRODUCT IS CONVERTED TO SULFURIC ACID (H2SO4) BY ROASTING AT THE SCARLINO PLANT. THE ROASTED ORE IS RECOVERED AND USED AS FEED FOR IRON PELLET PRODUCTION.

Reserves and resources

  • Type In-situ
    Estimate year 1985
    Measured 4000000mt ore
    Indicated 2000000mt ore
    Demonstrated 6000000mt ore
    Total resources 6000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Sulfur S 39 wt-pct Sulfur Major 1985
    Iron Fe 36 wt-pct Iron Major 1985

Comments on the reserve resource information

  • OPERATION DELETED FROM ADIT 01/06/95; SMALL DEPOSIT/CAPACITY. WAS INCLUDED IN THE 1986 SULFUR STUDY.
  • THE RESERVES WERE ESTIMATED AT 6.0MMT, 4.OMMT IS PROVEN. THE REMAINING 2.0MMT WAS ASSUMED TO BE INDICATED. SEE THE BIBLIOGRAPHY.

Workings at the site

  • Type of workings Underground
    Overall depth 350M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method ROOM AND PILLAR 10-34
    Percent Waste Rock 4.8
    Percent Recovery 88
    Hardness of Rock HARDROCK FISSURED WITH MODERATE WATER
    Rock Characteristics UNKNOWN
    Rock Support Chars. UNKNOWN
    Mine Support Chars. POST, HEADBOARD, CAPS, ROOF BOLTS
    Number of Shafts 5
    1st Condition of Workings OPEN
    Capacity 1077
    Capacity Units MT ORE/DAY
    Operating Days per Year 325
    Operating Shifts per Day 3
    Year of Information 1983

Reference information

Bibliographic references

  • Reserve-Resource

    THE BRITISH SULPHUR CORP. LTD., WORLD SURVEY OF SULPHUR

  • Reserve-Resource

    RESOURCES, THIRD EDITION, 1984, P72.

  • Deposit

    THE REFERENCES LISTED BELOW WERE NOT ON THE CONTRACTORS

  • Deposit

    DEPOSIT REPORT BIBLIOGRAPHY LIST. ALSO, NONE OF THESE

  • Deposit

    REFERENCES WERE FOUND IN THE PEFR.

  • Deposit

    WORLD MINES REGISTER. ITALY. MILLER FREEMAN PUBLICATIONS,

  • Deposit

    SAN FRANCISCO, 1979, P. 117.

  • Deposit

    WORLD MINING CATALOG, SURVEY AND DIRECTORY NUMBER. ITALY.

  • Deposit

    JUNE 1979, P. 217.

  • Deposit

    ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTORY OF

  • Deposit

    MINING AND MINERAL PROCESSING OPERATIONS. ITALY. MCGRAW-

  • Deposit

    HILL, INC., NEW YORK, 1978, P. 303.

  • Deposit

    UNITED NATIONS. INDUSTRIAL DEVELOPMENT ORGANIZATION. WORLD

  • Deposit

    SULPHUR SUPPLY AND DEMAND 1960-1980. UNITED NATIONS, NEW

  • Deposit

    YORK, 1973, P. 41.

  • Deposit

    THESE REFERENCES WERE ON THE CONTRACTORS DEPOSIT REPORT

  • Deposit

    BIBLIOGRAPHY LIST, BUT ALSO COULD NOT BE FOUND IN THE PEFR

  • Deposit

    ANNUARIO DI STATISTICHE INDUSTRIALI, VOL. XXIV, EDIZIONE,

  • Deposit

    1981, INSTITUTO CENTRALE DI STRATISTICHE, ROMA, 1982.

  • Deposit

    MASSACCI, P., M. PALA, AND A. MATALONI, "LL CONTROLLO DEI

  • Deposit

    PROCESSOR NELLA FRANTUMAZIONE DEI MINERALI: LL PROBLEMA

  • Deposit

    DELLA OMOGENEIZZAZIONE NELL'IMPIANTO DI SCARLINO (THE

  • Deposit

    CONTROL OF THE PROCESS FOR SIZE REDUCTION OF THE ORE: THE

  • Deposit

    PROBLEM OF HOMOGENIZATION AT THE PLANT AT SCARLINO);"

  • Deposit

    PUBLISHED IN "L'INDUSTRIAL MINERARIA, VOL. NO. 5, 1982.

  • Deposit

    THE BRITISH SULPHUR CORP. LTD., WOULD SURVEY OF SULPHUR

  • Deposit

    RESOURCES, 2ND, EDITION, 1974.

General comments

Subject category Comment text
Deposit MINERALIZATION IS NOT CONTINUOUS OVER THE 250 METERS SHOWN.

Reporter information

Type Date Name Affiliation Comment
Reporter 06-JAN-95 Buckingham, David 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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