La Roquette/Montplaisir Deposit

Producer in France with commodity Aluminum
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. Land status
  11. Ownership information
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10304106
MAS/MILS ID 4270440004
Record type Site
Current site name La Roquette/Montplaisir Deposit

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 4.63529, 43.66568 (WGS84)

Site location context

Political divisions (FIPS codes)

France(country)

Europe(continent)

Land(continent)

Geographic areas

Country
France

Commodities

Commodity Importance
Aluminum Critical Primary

Materials information

Materials Type of material
Boehmite Unknown
Diaspore Unknown

Nearby scientific data

Ore Body (1) 4.63529, 43.66568

Economic information

Ore body information

  • Thickness 5.5M
    Length 1200M
    Width 450M
    Area 50HA
    Depth to top 140M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin SEDIMENTATION
    Minimum Depth to Top 100
    Total Surface Area (HA) 50
    Date of Last Modification 830622

Comments on the geologic information

  • GANGUE MINERALS INCLUDE SILICA, IRON OXIDES, TITANIUM OXIDES, CALCITE, AND LIMESTONE FROM THE KARST FLOOR.

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Metallic
Significant No
Discovery year 1962
Year of first production 1971

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Aluminum Pechiney (French Government)
    Interest 100
    Home office France
    Year 1981

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method ROOM AND PILLAR 10-34
    Percent Recovery 100
    Hardness of Rock SOFT NONPLASTIC FISSURED EXCESSIVE WATER
    1st Condition of Workings OPEN
    Capacity 1000
    Capacity Units MT ORE/DAY
    Unit Production Cost 9
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 3
    Year of Information 1981

Reference information

Bibliographic references

  • Deposit

    BOUDROT, J., LA ROQUETTE, 3RD CONGRESS OF ICSOBA, NICE,

  • Deposit

    FRANCE, 1973, P. 437-445.

  • Deposit

    BRUCY,J., ENVIRONMENT ET MINES, LE PROBLEME DES BAUX:

  • Deposit

    ANNALES DES MINES, MAR.1973,P.9-14

  • Deposit

    DOMISSY, L., BAUXITE ET ENVIRONMENT; INDUSTRIE MINERALE,

  • Deposit

    VOL. 62, NO. 2, FEB. 1980, P. 187-196.

  • Deposit

    GENGE, UTILIZATION DU WAGNER ST SA DANS TROIS MINES DE

  • Deposit

    BAUXITE D'ALUMINUM PECHINEY; INDUSTRIE MINERALE, DOCUMENT

  • Deposit

    S.I.M.D., MAR.1975, P. 129-140.

  • Deposit

    HUARD,M., BAUXITE - L'ACTIVITE D'ALUMINUM PECHINEY EN FRANCE

  • Deposit

    INDUSTRIE MINERALE, VOL. 61, NO. 5, MAY 1979, P.271-275.

  • Deposit

    LA JOINE, J.D., AND P. LAVILLE, LES FORMATIONS BAUXITIQUES

  • Deposit

    DE LA PROVENCE ET DU LANGUEDOC; MEMOIRES DU B.R.G.M.,

  • Deposit

    NO. 100, 1979, 146 P.

  • Deposit

    LA JOINE, J.P. AND P. LAVILLE, INVENTAIRE DES FORMATIONS

  • Deposit

    BAUXITIQUES DU MIDI DE LA FRANCE, ANNALES DES MINES,

  • Deposit

    JULY-AUG 1980, P. 155-166.

  • Deposit

    REVUE DE L'ALUMINUM, LES TECHNOLOGIES D'ALUMINIUM PECHENEY

  • Deposit

    SONT PARMI LES MEILLEURES DU MONDE, DEC. 1979, P483.

  • Deposit

    VIGNAL, B., MECANISATION DES MINES DE BAUXITE D'ALUMINUM

  • Deposit

    PECHINEY, INDUSTRIE MINERALE, VOL. 60, NO. 5, MAY 1978,

  • Deposit

    P. 271-276.

General comments

Subject category Comment text
Deposit OREBODY STRIKES NORTH-SOUTH; DIPS 8W.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Gaz-Golder U.S. Bureau of Mines

Beyond USGS

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