Ivory Coast (original) (raw)

Aegirine

Formula: NaFe3+Si2O6

Aegirine-augite

Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6

Albite

Formula: Na(AlSi3O8)

Localities: Reported from at least 9 localities in this region.

Altaite

Formula: PbTe

'Amphibole Supergroup'

Formula: A B2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2

Anatase

Formula: TiO2

Andradite

Formula: Ca3Fe3+2(SiO4)3

Andradite var. Melanite

Formula: Ca3(Fe3+,Ti)2(SiO4)3

Ankerite

Formula: Ca(Fe2+,Mg)(CO3)2

'Apatite'

Formula: Ca5(PO4)3(Cl/F/OH)

Localities:

Étienne-Méguhé Mine, Issia, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Pegmatite No. 1, Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Pegmatite No. 2, Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Pegmatite No. 3, Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast

Arfvedsonite

Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2

Arsenopyrite

Formula: FeAsS

Localities:

Ity mine, Zouan-Hounien Department, Tonkpi, Montagnes, Ivory Coast
Aboisso, Aboisso department, Sud-Comoé, Comoé, Ivory Coast
Dougbafla Au deposit, Divo Department, Lôh-Djiboua, Gôh-Djiboua, Ivory Coast
Bobosso prospect, Alépé Department, La Mé, Lagunes, Ivory Coast

Baddeleyite

Formula: ZrO2

Beryl

Formula: Be3Al2(Si6O18)

Localities: Reported from at least 7 localities in this region.

'Biotite'

Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2

Localities:

Ninakri Complex, Woroba, Ivory Coast
Troquoi Intrusions, Nawa, Bas-Sassandra, Ivory Coast
Bonikro gold mine, Oumé department, Gôh, Gôh-Djiboua, Ivory Coast
Dougbafla Au deposit, Divo Department, Lôh-Djiboua, Gôh-Djiboua, Ivory Coast

Bornite

Formula: Cu5FeS4

Calcite

Formula: CaCO3

Localities: Reported from at least 7 localities in this region.

Cassiterite

Formula: SnO2

References:

Coulibaly, Y., Boiron, M. C., Cathelineau, M., & Kouamelan, A. N. (2008). Fluid immiscibility and gold deposition in the Birimian quartz veins of the Angovia deposit (Yaoure, Ivory Coast). Journal of African Earth Sciences, 50(2), 234-254.

Celadonite

Formula: K(MgFe3+◻)(Si4O10)(OH)2

Chalcopyrite

Formula: CuFeS2

Localities:

Ity mine, Zouan-Hounien Department, Tonkpi, Montagnes, Ivory Coast
Aboisso, Aboisso department, Sud-Comoé, Comoé, Ivory Coast
Samapleu mafic-ultramafic intrusion, Biankouma Department, Tonkpi, Montagnes, Ivory Coast
Bobosso prospect, Alépé Department, La Mé, Lagunes, Ivory Coast

'Chlorite Group'

Localities: Reported from at least 9 localities in this region.

Chromite

Formula: Fe2+Cr3+2O4

Localities:

Toubabouko diamond field, Toubabouko, Séguéla department, Worodougou, Woroba, Ivory Coast
Samapleu mafic-ultramafic intrusion, Biankouma Department, Tonkpi, Montagnes, Ivory Coast
Bobi-Seguela Diamond Dikes, Séguéla department, Worodougou, Woroba, Ivory Coast

Clinochlore

Formula: Mg5Al(AlSi3O10)(OH)8

Clinochlore var. Pennine

Formula: Mg5Al(AlSi3O10)(OH)8

'Clinopyroxene Subgroup'

Cobaltite

Formula: CoAsS

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

'Columbite-(Fe)-Columbite-(Mn) Series'

Localities:

Pegmatite No. 10, Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Pegmatite No. 3, Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Pegmatite No. 2, Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast

Cordierite

Formula: (Mg,Fe)2Al3(AlSi5O18)

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Cubanite

Formula: CuFe2S3

References:

Coulibaly, Y., Boiron, M. C., Cathelineau, M., & Kouamelan, A. N. (2008). Fluid immiscibility and gold deposition in the Birimian quartz veins of the Angovia deposit (Yaoure, Ivory Coast). Journal of African Earth Sciences, 50(2), 234-254.

Diamond

Formula: C

Localities:

Bobi Mine, Bobi occurrence, Séguéla department, Worodougou, Woroba, Ivory Coast
Tortiya (Tortia), Niakaramandougou Department, Hambol, Vallée du Bandama, Ivory Coast
Toubabouko diamond field, Toubabouko, Séguéla department, Worodougou, Woroba, Ivory Coast
Diarabala, Séguéla department, Worodougou, Woroba, Ivory Coast
Bobi-Seguela Diamond Dikes, Séguéla department, Worodougou, Woroba, Ivory Coast

Diopside

Formula: CaMgSi2O6

Dolomite

Formula: CaMg(CO3)2

Localities:

Bonikro gold mine, Oumé department, Gôh, Gôh-Djiboua, Ivory Coast
Dougbafla Au deposit, Divo Department, Lôh-Djiboua, Gôh-Djiboua, Ivory Coast
Bobosso prospect, Alépé Department, La Mé, Lagunes, Ivory Coast

Emplectite

Formula: CuBiS2

Enstatite

Formula: Mg2Si2O6

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Enstatite var. Bronzite

Formula: (Mg,Fe2+)2[SiO3]2

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Epidote

Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)

Localities: Reported from at least 8 localities in this region.

'Fayalite-Forsterite Series'

'Feldspar Group'

Localities:

Kiemou peralkaline granite, Korhogo Department, Poro, Savanes, Ivory Coast
Ninakri Complex, Woroba, Ivory Coast
Bonikro gold mine, Oumé department, Gôh, Gôh-Djiboua, Ivory Coast

'Feldspar Group var. Perthite'

Fluorite

Formula: CaF2

Galena

Formula: PbS

'Garnet Group'

Formula: X3Z2(SiO4)3

Gersdorffite

Formula: NiAsS

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Goethite

Formula: α-Fe3+O(OH)

Gold

Formula: Au

Localities: Reported from at least 8 localities in this region.

Gold var. Electrum

Formula: (Au,Ag)

Graphite

Formula: C

References:

Ouattara, Z., Coulibaly, Y., & Boiron, M. C. (2021). Shear-hosted gold mineralization in the Oumé-Fettèkro greenstone belt, Côte d'Ivoire: the Bonikro deposit. Geological Society, London, Special Publications, 502(1), 147-158.

Hematite

Formula: Fe2O3

Hercynite

Formula: Fe2+Al2O4

Hercynite var. Chromohercynite

Formula: Fe(Al,Cr)2O4

Hollingworthite

Formula: (Rh,Pt,Pd)AsS

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

'Hornblende Root Name Group'

Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2

Ilmenite

Formula: Fe2+TiO3

Irarsite

Formula: (Ir,Ru,Rh,Pt)AsS

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Jeppeite

Formula: (K,Ba)2(Ti,Fe)6O13

Kaolinite

Formula: Al2(Si2O5)(OH)4

'K Feldspar'

References:

Ouattara, Z., Coulibaly, Y., & Boiron, M. C. (2021). Shear-hosted gold mineralization in the Oumé-Fettèkro greenstone belt, Côte d'Ivoire: the Bonikro deposit. Geological Society, London, Special Publications, 502(1), 147-158.

Kotulskite

Formula: Pd(Te,Bi)2-x (x ≈ 0.4)

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Laurite

Formula: RuS2

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Leucite

Formula: K(AlSi2O6)

Localities:

Prince dike, Bobi occurrence, Séguéla department, Worodougou, Woroba, Ivory Coast
Intermediate Dike, Bobi occurrence, Séguéla department, Worodougou, Woroba, Ivory Coast
Princess Dike, Bobi occurrence, Séguéla department, Worodougou, Woroba, Ivory Coast

Linnaeite

Formula: Co2+Co3+2S4

References:

Coulibaly, Y., Boiron, M. C., Cathelineau, M., & Kouamelan, A. N. (2008). Fluid immiscibility and gold deposition in the Birimian quartz veins of the Angovia deposit (Yaoure, Ivory Coast). Journal of African Earth Sciences, 50(2), 234-254.

Mackinawite

Formula: FeS

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Magnesiochromite

Formula: MgCr2O4

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Magnetite

Formula: Fe2+Fe3+2O4

Localities:

Angovia gold mines, Bouaflé department, Marahoué, Sassandra-Marahoué, Ivory Coast
Ity mine, Zouan-Hounien Department, Tonkpi, Montagnes, Ivory Coast
Aboisso, Aboisso department, Sud-Comoé, Comoé, Ivory Coast
Samapleu mafic-ultramafic intrusion, Biankouma Department, Tonkpi, Montagnes, Ivory Coast
Dougbafla Au deposit, Divo Department, Lôh-Djiboua, Gôh-Djiboua, Ivory Coast

Majakite

Formula: PdNiAs

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Malachite

Formula: Cu2(CO3)(OH)2

References:

Coulibaly, Y., Boiron, M. C., Cathelineau, M., & Kouamelan, A. N. (2008). Fluid immiscibility and gold deposition in the Birimian quartz veins of the Angovia deposit (Yaoure, Ivory Coast). Journal of African Earth Sciences, 50(2), 234-254.

Malanite

Formula: Cu1+(Ir3+Pt4+)S4

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Merenskyite

Formula: PdTe2

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Mertieite

Formula: Pd8Sb2.5As0.5

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

'Mica Group'

Localities:

Prince dike, Bobi occurrence, Séguéla department, Worodougou, Woroba, Ivory Coast
Princess Dike, Bobi occurrence, Séguéla department, Worodougou, Woroba, Ivory Coast

Michenerite

Formula: PdBiTe

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Microcline

Formula: K(AlSi3O8)

Localities: Reported from at least 10 localities in this region.

Molybdenite

Formula: MoS2

Localities:

Angovia gold mines, Bouaflé department, Marahoué, Sassandra-Marahoué, Ivory Coast
Ity mine, Zouan-Hounien Department, Tonkpi, Montagnes, Ivory Coast
Bonikro gold mine, Oumé department, Gôh, Gôh-Djiboua, Ivory Coast

'Monazite Group'

Formula: REE(PO4)

Moncheite

Formula: Pt(Te,Bi)2

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Muscovite

Formula: KAl2(AlSi3O10)(OH)2

Localities: Reported from at least 11 localities in this region.

Muscovite var. Sericite

Formula: KAl2(AlSi3O10)(OH)2

Localities:

Bonikro gold mine, Oumé department, Gôh, Gôh-Djiboua, Ivory Coast
Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Agbaou Gold Mine, Agbaou, Divo Department, Lôh-Djiboua, Gôh-Djiboua, Ivory Coast
Dougbafla Au deposit, Divo Department, Lôh-Djiboua, Gôh-Djiboua, Ivory Coast
Bobosso prospect, Alépé Department, La Mé, Lagunes, Ivory Coast

Nontronite

Formula: Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O

Localities:

Étienne-Méguhé Mine, Issia, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Pegmatite No. 1, Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast

Orthoclase

Formula: K(AlSi3O8)

Parkerite

Formula: Ni3(Bi,Pb)2S2

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Pentlandite

Formula: (NixFey)Σ9S8

Phlogopite

Formula: KMg3(AlSi3O10)(OH)2

Localities:

Ity mine, Zouan-Hounien Department, Tonkpi, Montagnes, Ivory Coast
Bobi-Seguela Diamond Dikes, Séguéla department, Worodougou, Woroba, Ivory Coast
Toubabouko diamond field, Toubabouko, Séguéla department, Worodougou, Woroba, Ivory Coast

Powellite

Formula: Ca(MoO4)

References:

Ouattara, Z., Coulibaly, Y., & Boiron, M. C. (2021). Shear-hosted gold mineralization in the Oumé-Fettèkro greenstone belt, Côte d'Ivoire: the Bonikro deposit. Geological Society, London, Special Publications, 502(1), 147-158.

Priderite

Formula: K(Ti4+7Fe3+)O16

'Psilomelane'

Pyrite

Formula: FeS2

Localities: Reported from at least 8 localities in this region.

Pyrite var. Bravoite

Formula: (Fe,Ni)S2

References:

Coulibaly, Y., Boiron, M. C., Cathelineau, M., & Kouamelan, A. N. (2008). Fluid immiscibility and gold deposition in the Birimian quartz veins of the Angovia deposit (Yaoure, Ivory Coast). Journal of African Earth Sciences, 50(2), 234-254.

Pyrrhotite

Formula: Fe1-xS

Localities: Reported from at least 7 localities in this region.

Quartz

Formula: SiO2

Localities: Reported from at least 16 localities in this region.

Quartz var. Milky Quartz

Formula: SiO2

References:

Ouattara, Z., Coulibaly, Y., & Boiron, M. C. (2021). Shear-hosted gold mineralization in the Oumé-Fettèkro greenstone belt, Côte d'Ivoire: the Bonikro deposit. Geological Society, London, Special Publications, 502(1), 147-158.

Quartz var. Smoky Quartz

Formula: SiO2

References:

Ouattara, Z., Coulibaly, Y., & Boiron, M. C. (2021). Shear-hosted gold mineralization in the Oumé-Fettèkro greenstone belt, Côte d'Ivoire: the Bonikro deposit. Geological Society, London, Special Publications, 502(1), 147-158.

Riebeckite

Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2

Rutile

Formula: TiO2

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Saponite

Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O

Sapphirine

Formula: Mg4(Mg3Al9)O4[Si3Al9O36]

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Scheelite

Formula: Ca(WO4)

Sillimanite

Formula: Al2(SiO4)O

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Sobolevskite

Formula: PdBi

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

'Sodic amphibole'

Sperrylite

Formula: PtAs2

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Sphalerite

Formula: ZnS

Localities:

Angovia gold mines, Bouaflé department, Marahoué, Sassandra-Marahoué, Ivory Coast
Ity mine, Zouan-Hounien Department, Tonkpi, Montagnes, Ivory Coast
Aboisso, Aboisso department, Sud-Comoé, Comoé, Ivory Coast

Spinel

Formula: MgAl2O4

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Spodumene

Formula: LiAlSi2O6

Staurolite

Formula: Fe2+2Al9Si4O23(OH)

Sulphur

Formula: S8

References:

Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.

Talc

Formula: Mg3Si4O10(OH)2

'Tantalite'

Formula: (Mn,Fe)(Ta,Nb)2O6

Tantalite-(Fe)

Formula: Fe2+Ta2O6

Localities:

Étienne-Méguhé Mine, Issia, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Bémadi Mine, Issia, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast

Tantalite-(Mn)

Formula: Mn2+Ta2O6

Localities:

Étienne-Méguhé Mine, Issia, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Bémadi Mine, Issia, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast

Tapiolite-(Fe)

Formula: Fe2+Ta2O6

Localities:

Bémadi Mine, Issia, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Étienne-Méguhé Mine, Issia, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast
Sézo, Issia department, Haut-Sassandra, Sassandra-Marahoué, Ivory Coast

'Tektite var. Ivorite'

References:

Skublov, G. T., Marin, Y. B., Semikolennykh, V. M., Skublov, S. G., & Tarasenko, Y. N. (2007). Volkhovite: A new type of tektite-like glass. Geology of Ore Deposits, 49(8), 681-696.

'Tennantite Subgroup'

Formula: Cu6(Cu4C2+2)As4S12S

Tetradymite

Formula: Bi2Te2S

References:

Boya, T. L. D., Adingra, M. P., Gnanzou, A., Ouattara, G., Diane, A. R. L., & Coulibaly, Y. (2022). The Birimian Granitoids of the Toumodi-Fetekro Belt in West African Craton (Côte d’Ivoire): Petrogenetic Overview and Link to Mineralization. Journal of Geosciences, 10(3), 139-152.

'Tetrahedrite Subgroup'

Formula: Cu6(Cu4C2+2)Sb4S12S

Titanite

Formula: CaTi(SiO4)O

'Tourmaline'

Formula: A D3G6 (T6O18)(BO3)3X3Z

Localities: Reported from at least 8 localities in this region.

Tremolite

Formula: ◻Ca2Mg5(Si8O22)(OH)2

Vesuvianite

Formula: Ca19Fe3+Al4(Al6Mg2)(◻4)◻[Si2O7]4[(SiO4)10]O(OH)9

Volynskite

Formula: AgBiTe2

Zircon

Formula: Zr(SiO4)