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Moanda Mine, Moanda, Léboumbi-Leyou Department, Haut-Ogooué Province, Gaboni
Regional Level Types
Moanda MineMine
Moanda- not defined -
Léboumbi-Leyou DepartmentDepartment
Haut-Ogooué ProvinceProvince
GabonCountry

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Key
Latitude & Longitude (WGS84):
1° 30' South , 13° 15' East
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Moanda30,151 (2015)9.3km
Mounana8,780 (2012)14.4km
Franceville42,967 (2011)39.9km


Manganese mine, produced 800 000 metric tons extremely high-grade manganese ore in 2000.
Bedded manganese oxide deposits in the early Proterozoic Francevillian Basin of the Moanda region.
Owned by (in 2000) Compagnie Minière de l'Ogooué SA (Comilog).

Select Mineral List Type

Standard Detailed Gallery Strunz Dana Chemical Elements

Mineral List


6 valid minerals.

Detailed Mineral List:

Cryptomelane
Formula: K(Mn4+7Mn3+)O16
Reference: Weber, F., Leclerc, J. & Millot, G. (1979): Successive manganese-related epigeneses of Moanda deposit (Gabon). Sciences Geologiques, Bulletin 32, 147-164.
Kutnohorite
Formula: CaMn2+(CO3)2
Reference: Econ Geol (1988) 83:93-117
Manganite
Formula: Mn3+O(OH)
Reference: Weber, F., Leclerc, J. & Millot, G. (1979): Successive manganese-related epigeneses of Moanda deposit (Gabon). Sciences Geologiques, Bulletin 32, 147-164.
Pyrite
Formula: FeS2
Reference: Econ Geol (1988) 83:93-117
Pyrolusite
Formula: Mn4+O2
Reference: Weber, F., Leclerc, J. & Millot, G. (1979): Successive manganese-related epigeneses of Moanda deposit (Gabon). Sciences Geologiques, Bulletin 32, 147-164.
Rhodochrosite
Formula: MnCO3
Reference: www.chez.com/ericlecaplain2/Mounana.html; Econ Geol (1988) 83:93-117; Weber, F., Leclerc, J. & Millot, G. (1979): Successive manganese-related epigeneses of Moanda deposit (Gabon). Sciences Geologiques, Bulletin 32, 147-164.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Cryptomelane4.DK.05aK(Mn4+7Mn3+)O16
Manganite4.FD.15Mn3+O(OH)
Pyrolusite4.DB.05Mn4+O2
Group 5 - Nitrates and Carbonates
Kutnohorite5.AB.10CaMn2+(CO3)2
Rhodochrosite5.AB.05MnCO3

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
AX2
Pyrolusite4.4.1.4Mn4+O2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Manganite6.1.3.1Mn3+O(OH)
Group 7 - MULTIPLE OXIDES
AB8X16
Cryptomelane7.9.1.2K(Mn4+7Mn3+)O16
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Rhodochrosite14.1.1.4MnCO3
AB(XO3)2
Kutnohorite14.2.1.3CaMn2+(CO3)2

List of minerals for each chemical element

HHydrogen
H ManganiteMn3+O(OH)
CCarbon
C RhodochrositeMnCO3
C KutnohoriteCaMn2+(CO3)2
OOxygen
O RhodochrositeMnCO3
O ManganiteMn3+O(OH)
O KutnohoriteCaMn2+(CO3)2
O PyrolusiteMn4+O2
O CryptomelaneK(Mn74+Mn3+)O16
SSulfur
S PyriteFeS2
KPotassium
K CryptomelaneK(Mn74+Mn3+)O16
CaCalcium
Ca KutnohoriteCaMn2+(CO3)2
MnManganese
Mn RhodochrositeMnCO3
Mn ManganiteMn3+O(OH)
Mn KutnohoriteCaMn2+(CO3)2
Mn PyrolusiteMn4+O2
Mn CryptomelaneK(Mn74+Mn3+)O16
FeIron
Fe PyriteFeS2

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Weber, F. (1973): Genesis and supergene evolution of the Precambrian sedimentary manganese deposit at Moanda (Gabon). Earth Sciences 9, 307-322.
Weber, F., Leclerc, J. & Millot, G. (1979): Successive manganese-related epigeneses of Moanda deposit (Gabon). Sciences Geologiques, Bulletin 32, 147-164.
Lheur, C. (2001). "Le gisement de manganèse de Moanda (Gabon)." Le Règne Minéral(41), 26-27.

Other Regions, Features and Areas containing this locality

African PlateTectonic Plate

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