Manoa

Past Producer in Delta Amacuro*, Venezuela with commodity Iron
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Production statistics
  16. Reserves and resources
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10105118
MRDS ID TC20006
Record type Site
Current site name Manoa
Alternate or previous names Cerro Yaguasimaina, Imataca Mines

Geographic coordinates

Geographic coordinates: -61.33187, 8.40975 (WGS84)
Relative position 1 KM SW OF CANO COROSIMO, SOME 100 KM FROM ATLANTIC OCEAN

Site location context

Political divisions (FIPS codes)

Delta Amacuro*(province)

Venezuela(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Venezuela Delta Amacuro*

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Hematite Ore
Quartz Gangue

Alteration

  • (Local) Laterization

Analytical data

Result ANALYSIS OF 3 SHIPMENTS FROM MANOA
Result METALLIC IRON 66.53%, SILICA 1.81%, PHOSPHORUS 0.031%, SULFUR 0.045%, TITANIUM 0.139% ANALYSIS OF IRON PROBABLY TENDS TOWARD THE HIGH SIDE.)

Mineral occurrence model information

Model code 188
USGS model code 28b
Deposit model name Algoma Fe

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro > Norite
    Stratigraphic age (youngest) Neoarchean
    Stratigraphic age (youngest) Neoarchean
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Imataca
    Rock description Imataca
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -61.33187, 8.40975

Economic information

Ore body information

  • General form TABULAR
    Strike E-W
    Dip 40-80S
    Thickness 2.44M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1912
Production years 1912-1914

Mining district

District name El Pao District

Ownership information

  • Type Operator
    Owner George Turnbull Obtained Concessions In 1887; Canadian Venezuelan Ore Co.
    First year 1912
    Last year 1914

Production statistics

  • Year 1912
    Material ORE
    Accuracy Estimate
    Description Ap_Grade: ^66.53% Metallic Fe
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Iron Iron 67wt-pct
  • Year 1913
    Material ORE
    Accuracy Estimate
    Description Ap_Grade: ^66.53% Metallic Fe
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Iron Iron 67wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1986
    Total resources 1400000mt ore
    Commodity Subtype Grade units Group Importance Year
    Iron Fe 67 wt-pct Iron Major 1986

Reference information

Bibliographic references

  • Deposit

    SIDDER, G.B., 1990, MINERAL OCCURRENCES IN THE GUIANA SHIELD, VENEZUELA: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 90-16, 28 P.

  • Deposit

    ZULOAGA, GUILLERMO, 1935, THE GEOLOGY OF THE IRON DEPOSITS OF THE SIERRA DE IMATACA, VENEZUELA: AM. INST. MIN. METALURGY TRANS., V. 115, P. 307-340.

  • Deposit

    LIDDLE, R.A., 1946, THE GEOLOGY OF VENEZUELA AND TRINIDAD: ITHACA, NY, PALEONTOLOGICAL RESEARCH INSTITUTION, 890 P.

  • Deposit

    LAKE, M.C., 1950, CERRO BOLIVAR - U.S. STEEL'S NEW IRON ORE BONANZA: ENGINEERING & MINING JOURNAL, V. 151, NO. 8, P. 72-83.

  • Other Database

    CIMRI

  • Production

    LIDDLE, 1946, P. 584.

  • Reserve-Resource

    RODRIGUEZ, 1986, P. 144.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1990 Bolm, Karen S. U.S. Geological Survey

Beyond USGS

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