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Bangombé, Franceville, Mpassa, Haut-Ogooué Province, Gaboni
Regional Level Types
Bangombé- not defined -
Franceville- not defined -
MpassaDepartment
Haut-Ogooué ProvinceProvince
GabonCountry

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Key
Latitude & Longitude (WGS84):
1° 34' South , 13° 21' East
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Moanda30,151 (2015)16.8km
Franceville42,967 (2011)27.0km
Mounana8,780 (2012)27.6km


Precambrian natural fission reactor 35 km southeast of the Oklo mine (another natural nuclear reactor in the same area), at a depth of 10-12 m. Discussions if the reactor should be saved for research or mined for uranium.
Mining ceased in December 1997.

Select Mineral List Type

Standard Detailed Gallery Strunz Dana Chemical Elements

Mineral List


28 valid minerals.

Detailed Mineral List:

Anatase
Formula: TiO2
Reference: Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Anglesite
Formula: PbSO4
Reference: Jensen, K. A. & Ewing, R. C. (2001): The Okelobondo natural fission reactor, southeast Gabon: geology, mineralogy, and retardation of nuclear-reaction products. Geological Society of America Bulletin, 113, 32-62.
Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
Reference: Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.
Bassetite
Formula: Fe2+(UO2)2(PO4)2 · 10H2O
Reference: Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.
Chalcopyrite
Formula: CuFeS2
Reference: Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Chernikovite
Formula: (H3O)2(UO2)2(PO4)2 · 6H2O
Reference: Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.
'Chlorite Group'
Reference: Jensen, K. A. & Ewing, R. C. (2001): The Okelobondo natural fission reactor, southeast Gabon: geology, mineralogy, and retardation of nuclear-reaction products. Geological Society of America Bulletin, 113, 32-62.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392; Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.; Janeczek, J., & Ewing, R. (1996). Phosphatian coffinite with rare earth elements and Ce-rich françoisite-(Nd) from sandstone beneath a natural fission reactor at Bangombé, Gabon. Mineralogical Magazine, 60(4), 665-669.
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Reference: Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.
Clinochlore var. Ripidolite
Formula: (Mg,Fe,Al)6(Si,Al)4O10(OH)8
Reference: Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.
Coffinite
Formula: U(SiO4) · nH2O
Reference: MinMag 60:665; Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392; Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.; Utsunomiya, S., Deditius, A. P., Pointeau, V., & Ewing, R. C. (2008). Coffinite and ningyoite from the natural nuclear reactor at Bangombe, Gabon. Geochimica et Cosmochimica Acta, 72(12suppl. 1), A968.; Janeczek, J., & Ewing, R. (1996). Phosphatian coffinite with rare earth elements and Ce-rich françoisite-(Nd) from sandstone beneath a natural fission reactor at Bangombé, Gabon. Mineralogical Magazine, 60(4), 665-669.
Donbassite
Formula: Al4.33(AlSi3O10)(OH)8
Reference: Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.
Florencite-(Ce)
Formula: CeAl3(PO4)2(OH)6
Reference: Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Florencite-(La)
Formula: LaAl3(PO4)2(OH)6
Description: Contains fissiogenic REE:s.
Reference: Am Min 81 (9-10), 1263-1269; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Fourmarierite
Formula: Pb(UO2)4O3(OH)4 · 4H2O
Reference: Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.
Françoisite-(Nd)
Formula: (Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
Reference: MinMag 60:665; Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392; Janeczek, J., & Ewing, R. (1996). Phosphatian coffinite with rare earth elements and Ce-rich françoisite-(Nd) from sandstone beneath a natural fission reactor at Bangombé, Gabon. Mineralogical Magazine, 60(4), 665-669.
Galena
Formula: PbS
Reference: Jensen, K. A. & Ewing, R. C. (2001): The Okelobondo natural fission reactor, southeast Gabon: geology, mineralogy, and retardation of nuclear-reaction products. Geological Society of America Bulletin, 113, 32-62.; Lena Zetterström and Torbjörn Sunde (2000). Galena Crystallization and the Origin of Sulfur in the Oklo and Bangombé Natural Reactors: The Effects of a ca. 900 Ma Thermal Event. MRS Proceedings, 663, 953 doi:10.1557/PROC-663-953. ; Lena Z. Evins, Keld A. Jensen, Rodney C. Ewing, Uraninite recrystallization and Pb loss in the Oklo and Bangombé natural fission reactors, Gabon, Geochimica et Cosmochimica Acta, Volume 69, Issue 6, 15 March 2005, Pages 1589-1606, ISSN 0016-7037, 10.1016/j.gca.2004.07.013.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392; Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.
Goethite
Formula: α-Fe3+O(OH)
Reference: Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.
Lead
Formula: Pb
Reference: Régis Mathieu, Lena Zetterström, Michel Cuney, François Gauthier-Lafaye, Hiroshi Hidaka, Alteration of monazite and zircon and lead migration as geochemical tracers of fluid paleocirculations around the Oklo–Okélobondo and Bangombé natural nuclear reaction zones (Franceville basin, Gabon), Chemical Geology, Volume 171, Issues 3–4, 1 January 2001, Pages 147-171
'Monazite'
Reference: Régis Mathieu, Lena Zetterström, Michel Cuney, François Gauthier-Lafaye, Hiroshi Hidaka, Alteration of monazite and zircon and lead migration as geochemical tracers of fluid paleocirculations around the Oklo–Okélobondo and Bangombé natural nuclear reaction zones (Franceville basin, Gabon), Chemical Geology, Volume 171, Issues 3–4, 1 January 2001, Pages 147-171
Monazite-(Ce)
Formula: Ce(PO4)
Reference: Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Jensen, K. A. & Ewing, R. C. (2001): The Okelobondo natural fission reactor, southeast Gabon: geology, mineralogy, and retardation of nuclear-reaction products. Geological Society of America Bulletin, 113, 32-62.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392; Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.
Muscovite var. Illite
Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2
Reference: Jensen, K. A. & Ewing, R. C. (2001): The Okelobondo natural fission reactor, southeast Gabon: geology, mineralogy, and retardation of nuclear-reaction products. Geological Society of America Bulletin, 113, 32-62.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392; Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.; Janeczek, J., & Ewing, R. (1996). Phosphatian coffinite with rare earth elements and Ce-rich françoisite-(Nd) from sandstone beneath a natural fission reactor at Bangombé, Gabon. Mineralogical Magazine, 60(4), 665-669.
Ningyoite
Formula: CaU(PO4)2 · 1-2H2O
Reference: Utsunomiya, S., Deditius, A. P., Pointeau, V., & Ewing, R. C. (2008). Coffinite and ningyoite from the natural nuclear reactor at Bangombe, Gabon. Geochimica et Cosmochimica Acta, 72(12suppl. 1), A968.
Pyrite
Formula: FeS2
Reference: Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Quartz
Formula: SiO2
Reference: Utsunomiya, S., Deditius, A. P., Pointeau, V., & Ewing, R. C. (2008). Coffinite and ningyoite from the natural nuclear reactor at Bangombe, Gabon. Geochimica et Cosmochimica Acta, 72(12suppl. 1), A968.; Janeczek, J., & Ewing, R. (1996). Phosphatian coffinite with rare earth elements and Ce-rich françoisite-(Nd) from sandstone beneath a natural fission reactor at Bangombé, Gabon. Mineralogical Magazine, 60(4), 665-669.
Schoepite
Formula: (UO2)8O2(OH)12 · 12H2O
Reference: Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Thorite
Formula: Th(SiO4)
Reference: Régis Mathieu, Lena Zetterström, Michel Cuney, François Gauthier-Lafaye, Hiroshi Hidaka, Alteration of monazite and zircon and lead migration as geochemical tracers of fluid paleocirculations around the Oklo–Okélobondo and Bangombé natural nuclear reaction zones (Franceville basin, Gabon), Chemical Geology, Volume 171, Issues 3–4, 1 January 2001, Pages 147-171; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Torbernite
Formula: Cu(UO2)2(PO4)2 · 12H2O
Reference: Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Uraninite
Formula: UO2
Reference: Jensen, K. A. & Ewing, R. C. (2001): The Okelobondo natural fission reactor, southeast Gabon: geology, mineralogy, and retardation of nuclear-reaction products. Geological Society of America Bulletin, 113, 32-62.; Lena Z. Evins, Keld A. Jensen, Rodney C. Ewing, Uraninite recrystallization and Pb loss in the Oklo and Bangombé natural fission reactors, Gabon, Geochimica et Cosmochimica Acta, Volume 69, Issue 6, 15 March 2005, Pages 1589-1606, ISSN 0016-7037, 10.1016/j.gca.2004.07.013.; Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392; Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.; Utsunomiya, S., Deditius, A. P., Pointeau, V., & Ewing, R. C. (2008). Coffinite and ningyoite from the natural nuclear reactor at Bangombe, Gabon. Geochimica et Cosmochimica Acta, 72(12suppl. 1), A968.; Janeczek, J., & Ewing, R. (1996). Phosphatian coffinite with rare earth elements and Ce-rich françoisite-(Nd) from sandstone beneath a natural fission reactor at Bangombé, Gabon. Mineralogical Magazine, 60(4), 665-669.
Uranopilite
Formula: (UO2)6(SO4)O2(OH)6 · 14H2O
Reference: Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392
Zircon
Formula: Zr(SiO4)
Reference: Régis Mathieu, Lena Zetterström, Michel Cuney, François Gauthier-Lafaye, Hiroshi Hidaka, Alteration of monazite and zircon and lead migration as geochemical tracers of fluid paleocirculations around the Oklo–Okélobondo and Bangombé natural nuclear reaction zones (Franceville basin, Gabon), Chemical Geology, Volume 171, Issues 3–4, 1 January 2001, Pages 147-171; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Lead1.AA.05Pb
Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Anatase4.DD.05TiO2
Fourmarierite4.GB.25Pb(UO2)4O3(OH)4 · 4H2O
Goethite4.00.α-Fe3+O(OH)
Quartz4.DA.05SiO2
Schoepite4.GA.05(UO2)8O2(OH)12 · 12H2O
Uraninite4.DL.05UO2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Uranopilite7.EA.05(UO2)6(SO4)O2(OH)6 · 14H2O
Group 8 - Phosphates, Arsenates and Vanadates
Autunite8.EB.05Ca(UO2)2(PO4)2 · 10-12H2O
Bassetite8.EB.10Fe2+(UO2)2(PO4)2 · 10H2O
Chernikovite8.EB.15(H3O)2(UO2)2(PO4)2 · 6H2O
Florencite-(Ce)8.BL.13CeAl3(PO4)2(OH)6
Florencite-(La)8.BL.13LaAl3(PO4)2(OH)6
Françoisite-(Nd)8.EC.05(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
Monazite-(Ce)8.AD.50Ce(PO4)
Ningyoite8.CJ.85CaU(PO4)2 · 1-2H2O
Torbernite8.EB.05Cu(UO2)2(PO4)2 · 12H2O
Group 9 - Silicates
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
var. Ripidolite9.EC.55(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Coffinite9.AD.30U(SiO4) · nH2O
Donbassite9.EC.55Al4.33(AlSi3O10)(OH)8
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Illite9.EC.15K0.65Al2.0[Al0.65Si3.35O10](OH)2
Thorite9.AD.30Th(SiO4)
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
'Monazite'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Lead1.1.1.4Pb
Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
AX2
Anatase4.4.4.1TiO2
Group 5 - OXIDES CONTAINING URANIUM OR THORIUM
AXO2·xH2O
Uraninite5.1.1.1UO2
AXO3·xH2O
Schoepite5.2.1.3(UO2)8O2(OH)12 · 12H2O
Miscellaneous
Fourmarierite5.9.2.1Pb(UO2)4O3(OH)4 · 4H2O
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Anglesite28.3.1.3PbSO4
Group 31 - HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)6(XO4)Zq·xH2O
Uranopilite31.2.6.1(UO2)6(SO4)O2(OH)6 · 14H2O
Group 38 - ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
AXO4
Monazite-(Ce)38.4.3.1Ce(PO4)
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
AB2(XO4)2·xH2O, containing (UO2)2+
Autunite40.2a.1.1Ca(UO2)2(PO4)2 · 10-12H2O
Bassetite40.2a.16.1Fe2+(UO2)2(PO4)2 · 10H2O
Chernikovite40.2a.19.1(H3O)2(UO2)2(PO4)2 · 6H2O
Torbernite40.2a.13.1Cu(UO2)2(PO4)2 · 12H2O
(AB)5(XO4)2·xH2O
Ningyoite40.4.8.1CaU(PO4)2 · 1-2H2O
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Florencite-(Ce)41.5.10.2CeAl3(PO4)2(OH)6
Florencite-(La)41.5.10.3LaAl3(PO4)2(OH)6
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)5(XO4)2Zq·xH2O
Françoisite-(Nd)42.4.14.1(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Coffinite51.5.2.4U(SiO4) · nH2O
Thorite51.5.2.3Th(SiO4)
Zircon51.5.2.1Zr(SiO4)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
var. Illite71.2.2d.2K0.65Al2.0[Al0.65Si3.35O10](OH)2
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Clinochlore71.4.1.4Mg5Al(AlSi3O10)(OH)8
Donbassite71.4.1.1Al4.33(AlSi3O10)(OH)8
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Chlorite Group'-
Clinochlore
var. Ripidolite
-(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Kaolinite-Al2(Si2O5)(OH)4
'Monazite'-

List of minerals for each chemical element

HHydrogen
H CoffiniteU(SiO4) · nH2O
H Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
H Uranopilite(UO2)6(SO4)O2(OH)6 · 14H2O
H Florencite-(La)LaAl3(PO4)2(OH)6
H Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
H FourmarieritePb(UO2)4O3(OH)4 · 4H2O
H BassetiteFe2+(UO2)2(PO4)2 · 10H2O
H Chernikovite(H3O)2(UO2)2(PO4)2 · 6H2O
H TorberniteCu(UO2)2(PO4)2 · 12H2O
H AutuniteCa(UO2)2(PO4)2 · 10-12H2O
H Schoepite(UO2)8O2(OH)12 · 12H2O
H Florencite-(Ce)CeAl3(PO4)2(OH)6
H Goethiteα-Fe3+O(OH)
H DonbassiteAl4.33(AlSi3O10)(OH)8
H Clinochlore var. Ripidolite(Mg,Fe,Al)6(Si,Al)4O10(OH)8
H KaoliniteAl2(Si2O5)(OH)4
H MuscoviteKAl2(AlSi3O10)(OH)2
H ClinochloreMg5Al(AlSi3O10)(OH)8
H NingyoiteCaU(PO4)2 · 1-2H2O
OOxygen
O CoffiniteU(SiO4) · nH2O
O Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
O UraniniteUO2
O ZirconZr(SiO4)
O Uranopilite(UO2)6(SO4)O2(OH)6 · 14H2O
O Florencite-(La)LaAl3(PO4)2(OH)6
O Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
O AnglesitePbSO4
O FourmarieritePb(UO2)4O3(OH)4 · 4H2O
O BassetiteFe2+(UO2)2(PO4)2 · 10H2O
O Chernikovite(H3O)2(UO2)2(PO4)2 · 6H2O
O TorberniteCu(UO2)2(PO4)2 · 12H2O
O AutuniteCa(UO2)2(PO4)2 · 10-12H2O
O ThoriteTh(SiO4)
O Schoepite(UO2)8O2(OH)12 · 12H2O
O AnataseTiO2
O Florencite-(Ce)CeAl3(PO4)2(OH)6
O Monazite-(Ce)Ce(PO4)
O Goethiteα-Fe3+O(OH)
O DonbassiteAl4.33(AlSi3O10)(OH)8
O Clinochlore var. Ripidolite(Mg,Fe,Al)6(Si,Al)4O10(OH)8
O KaoliniteAl2(Si2O5)(OH)4
O MuscoviteKAl2(AlSi3O10)(OH)2
O ClinochloreMg5Al(AlSi3O10)(OH)8
O NingyoiteCaU(PO4)2 · 1-2H2O
O QuartzSiO2
MgMagnesium
Mg Clinochlore var. Ripidolite(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
AlAluminium
Al Florencite-(La)LaAl3(PO4)2(OH)6
Al Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Al Florencite-(Ce)CeAl3(PO4)2(OH)6
Al DonbassiteAl4.33(AlSi3O10)(OH)8
Al Clinochlore var. Ripidolite(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Al KaoliniteAl2(Si2O5)(OH)4
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al ClinochloreMg5Al(AlSi3O10)(OH)8
SiSilicon
Si CoffiniteU(SiO4) · nH2O
Si ZirconZr(SiO4)
Si Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Si ThoriteTh(SiO4)
Si DonbassiteAl4.33(AlSi3O10)(OH)8
Si Clinochlore var. Ripidolite(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Si KaoliniteAl2(Si2O5)(OH)4
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si QuartzSiO2
PPhosphorus
P Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
P Florencite-(La)LaAl3(PO4)2(OH)6
P BassetiteFe2+(UO2)2(PO4)2 · 10H2O
P Chernikovite(H3O)2(UO2)2(PO4)2 · 6H2O
P TorberniteCu(UO2)2(PO4)2 · 12H2O
P AutuniteCa(UO2)2(PO4)2 · 10-12H2O
P Florencite-(Ce)CeAl3(PO4)2(OH)6
P Monazite-(Ce)Ce(PO4)
P NingyoiteCaU(PO4)2 · 1-2H2O
SSulfur
S GalenaPbS
S Uranopilite(UO2)6(SO4)O2(OH)6 · 14H2O
S AnglesitePbSO4
S ChalcopyriteCuFeS2
S PyriteFeS2
KPotassium
K Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Ca NingyoiteCaU(PO4)2 · 1-2H2O
TiTitanium
Ti AnataseTiO2
FeIron
Fe BassetiteFe2+(UO2)2(PO4)2 · 10H2O
Fe ChalcopyriteCuFeS2
Fe Goethiteα-Fe3+O(OH)
Fe PyriteFeS2
Fe Clinochlore var. Ripidolite(Mg,Fe,Al)6(Si,Al)4O10(OH)8
CuCopper
Cu TorberniteCu(UO2)2(PO4)2 · 12H2O
Cu ChalcopyriteCuFeS2
ZrZirconium
Zr ZirconZr(SiO4)
LaLanthanum
La Florencite-(La)LaAl3(PO4)2(OH)6
CeCerium
Ce Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
Ce Florencite-(Ce)CeAl3(PO4)2(OH)6
Ce Monazite-(Ce)Ce(PO4)
Ce NingyoiteCaU(PO4)2 · 1-2H2O
NdNeodymium
Nd Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
SmSamarium
Sm Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
PbLead
Pb GalenaPbS
Pb AnglesitePbSO4
Pb FourmarieritePb(UO2)4O3(OH)4 · 4H2O
Pb LeadPb
ThThorium
Th ThoriteTh(SiO4)
UUranium
U CoffiniteU(SiO4) · nH2O
U Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
U UraniniteUO2
U Uranopilite(UO2)6(SO4)O2(OH)6 · 14H2O
U FourmarieritePb(UO2)4O3(OH)4 · 4H2O
U BassetiteFe2+(UO2)2(PO4)2 · 10H2O
U Chernikovite(H3O)2(UO2)2(PO4)2 · 6H2O
U TorberniteCu(UO2)2(PO4)2 · 12H2O
U AutuniteCa(UO2)2(PO4)2 · 10-12H2O
U Schoepite(UO2)8O2(OH)12 · 12H2O
U NingyoiteCaU(PO4)2 · 1-2H2O

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Janeczek, J., & Ewing, R. (1996). Phosphatian coffinite with rare earth elements and Ce-rich françoisite-(Nd) from sandstone beneath a natural fission reactor at Bangombé, Gabon. Mineralogical Magazine, 60(4), 665-669.
Janeczek, J. (1999): Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, 38, 321-392.
Jensen, K. A. & Ewing, R. C. (2001): The Okelobondo natural fission reactor, southeast Gabon: geology, mineralogy, and retardation of nuclear-reaction products. Geological Society of America Bulletin, 113, 32-62.
Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002): U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta 90, 761-769.
Hiroshi Hidaka, Janusz Janeczek, Frances N. Skomurski, Rodney C. Ewing, François Gauthier-Lafaye (2005): Geochemical fixation of rare earth elements into secondary minerals in sandstones beneath a natural fission reactor at Bangombé, Gabon. Geochimica et Cosmochimica Acta, 69, 685-694. 10.1016/j.gca.2004.07.019.
Utsunomiya, S., Deditius, A. P., Pointeau, V., & Ewing, R. C. (2008). Coffinite and ningyoite from the natural nuclear reactor at Bangombe, Gabon. Geochimica et Cosmochimica Acta, 72(12suppl. 1), A968.

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