Bmm Leases

Prospect in Sudan with commodities Aluminum, Chromium, Iron, Silica
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. Ownership information
  11. Workings at the site
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10134560
MAS/MILS ID 7320100003
Record type Site
Current site name Bmm Leases

Geographic coordinates

Geographic coordinates: 34.00127, 11.32559 (WGS84)

Site location context

Political divisions (FIPS codes)

Sudan(country)

Africa(continent)

Land(continent)

Geographic areas

Country
Sudan

Commodities

Commodity Importance
Aluminum Critical Tertiary
Chromium Critical Primary
Iron Tertiary
Silica Tertiary

Materials information

Materials Type of material
Antigorite Unknown
Chromite Unknown
Magnesite Unknown
Olivine Unknown
Talc Unknown

Nearby scientific data

(1) 34.00127, 11.32559

Economic information

Ore body information

  • Field Value
    MAS Matrix # 1
    MAS Column # 5
    Type of Orebody #1 OTHER
    Shape of Orebody #1 IRREGULAR
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control FOLDING
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Date of Last Modification 790622

Comments on the geologic information

  • CHROMITE OCCURS AS PODS&LENSES OF DISSEMINATED TO MASSIVE CHROMITE ORE.THICKNESSES RANGE FROM 0.5 TO 20M, STRIKE LENGTHS RANGE FROM 10M TO 250 M,DIPS VARY FROM 30 DEG. TO VERTICAL(VARIABLE STRIKES), ORE OCCURRENCES SEEM TO BE CONCENTRATED AT INTERSECTIONS OF TWO OR MORE STRUCTURAL FEATURES (FOLDING & FAULTING).
  • CHROMITE ORE FROM INGESSENA HILLS AREA IS MASSIVE & GRANULAR TO COMPACT CHROMITE WITH WHITISH OR GREENISH GANGUE OF CHLORITE, MAGNESITE & TALC, OLIVINE & CHRYSOTILE & ANTIGORITE.

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Significant No

Ownership information

  • Type Owner
    Owner Bayoumi Mineral Mines(Bmm)
    Home office Sudan
    Year 1976
  • Type Owner
    Owner Alcon Minerals(Sudan) Inc.
    Home office New Jersey
    Year 1976

Comments on the production information

  • IT HAS BEEN ASSUMED THAT THE OVERALL ORE FEED WOULD BE 46.3 %CR2O3 AND OUTPUT CR:FE OF 3:1(FROM PROPOSED FLOW CHART) WITH FEO CONTENT OF 15.25%FEO AND AL2O3 OF 14.0% AND 3.0 %SIO2.FEED GRADES FOR AL2O3,FEO&SIO2 ARE NOT KNOWN. PB,PD,&PF ARE THE SECOND PRODUCTS FROM THE MILL-THEY ARE THE FINES MATERIAL(-25.4MM)WHICH WILL BE STOCKPILED UNTIL A MARKET DEVELOPS(NO TRANSPORTATION PAGES CODED). AL2O3,FEO&SIO2 GRADES OF FINES PRODUCT IS NOT KNOWN.

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method HORIZ CUT & FILL W/WASTE ROCK 10-60
    Percent Recovery 100
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING MAY BACK SLAB
    Mine Support Chars. UNKNOWN
    Capacity 135.5
    Capacity Units MT ORE/DAY
    Unit Production Cost 12.18
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 2
    Year of Information 1976
  • Type of workings Underground
    Field Value
    MAS Development Schedule # 2
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method HORIZ CUT & FILL W/WASTE ROCK 10-60
    Percent Recovery 100
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING MAY BACK SLAB
    Mine Support Chars. UNKNOWN
    Capacity 271.1
    Capacity Units MT ORE/DAY
    Unit Production Cost 11.3
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 2
    Year of Information 1976
  • Type of workings Underground
    Overall depth 200M
    Field Value
    MAS Development Schedule # 3
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method HORIZ CUT & FILL W/WASTE ROCK 10-60
    Percent Recovery 100
    Hardness of Rock HARDROCK WITH LITTLE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING MAY BACK SLAB
    Mine Support Chars. UNKNOWN
    Number of Shafts 1
    Capacity 542.6
    Capacity Units MT ORE/DAY
    Unit Production Cost 10.77
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 2
    Year of Information 1976

Reference information

Bibliographic references

  • Deposit

    PRIVATE REPORT.NOV.1977.

  • Deposit

    KABESH,M.L.THE GEOLOGY&ECONOMIC MINERALS&ROCKS OF THE INGES-

  • Deposit

    SENA HILLS.BULL.NO.11,SUDAN SURVEY DEPT.,OCT.1961.61 PP.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Boyle, Ed U.S. Bureau of Mines

Beyond USGS

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