Amphibole Supergroup from
Ofoud Complex, Arlit, Agadez, Niger

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Predictive Mineralogy

Classification
Locality type:	Complex
Species:	'Amphibole Supergroup' (not an IMA approved species)
Formula:	AB₂C₅(T₈O₂₂)W₂
Confirmation
Validity:	Believed Valid
Data
Mineral Data:	Click here to view Amphibole Supergroup data
Locality Data:	Click here to view Ofoud Complex, Arlit, Agadez, Niger
Data Identifiers
Mindat Occurrence Record ID:	1433018
Long-form Identifier:	1:3:1433018:4
GUID (UUID V4):	0
Nearest other occurrences of Amphibole Supergroup

28.1km (17.4 miles)	ⓘ Taguei Complex, Arlit, Agadez, Niger
50.2km (31.2 miles)	ⓘ Abontorok Intrusion, Arlit, Agadez, Niger
72.3km (44.9 miles)	ⓘ Egalah Intrusion, Arlit, Agadez, Niger
80.2km (49.8 miles)	ⓘ Aroyan occurrence, Arlit, Agadez, Niger
84.9km (52.7 miles)	ⓘ Iskou ring complex, Agadez, Niger
References
Bowden, P., Van Breemen, O., Hutchinson, J., & Turner, D. C. (1976). Palaeozoic and Mesozoic age trends for some ring complexes in Niger and Nigeria. Nature, 259(5541), 297-299. doi.org/10.1038/259297a0 Husch, J. M., & Moreau, C. (1982). Geology and major element geochemistry of anorthositic rocks associated with Paleozoic hypabyssal ring complexes, Air massif, Niger, West Africa. Journal of Volcanology and Geothermal Research, 14(1-2), 47-66. doi.org/10.1016/0377-0273(82)90042-7 Moreau, C., Brown, W., Demaiffe, D., Dupont, P. L., & Rocci, G. (1986). Un des plus grands ring-dykes du monde: le Meugueur-Meugueur, massif de l'Aïr, République du Niger. Comptes rendus de l'Académie des sciences. Série 2, Mécanique, Physique, Chimie, Sciences de l'univers, Sciences de la Terre, 302(5), 223-226. Moreau, C., Demaiffe, D., Bellion, Y., & Boullier, A. M. (1994). A tectonic model for the location of Palaeozoic ring complexes in Air (Niger, West Africa). Tectonophysics, 234(1-2), 129-146. doi.org/10.1016/0040-1951(94)90208-9 Moreau, C., Ohnenstetter, D., Diot, H., Demaiffe, D., Brown, W. L., Baer, G., & Heimann, A. (1995). Emplacement of the Meugueur-Meugueur cone-sheet (Niger, W. Africa), one of the world's largest igneous ring-structures. Physics and Chemistry of Dykes, 41-49.

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Amphibole Supergroup from Ofoud Complex, Arlit, Agadez, Niger

Amphibole Supergroup from
Ofoud Complex, Arlit, Agadez, Niger