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Andrémeyerite from
Nyiragongo Volcano, Nyiragongo Territory, North Kivu, DR Congo


Locality type:Volcano
Classification
Species:Andrémeyerite
Formula:BaFe22+(Si2O7)
Comments:The mineral was identified from a single specimen in vesicles of melilite-leucite-nephelinite lava,…Associated minerals are nepheline, leucite, clinopyroxene, kirschsteinite, and melilite, along with a green glass (intimately associated. Crystals are less than 0.2 mm long,0.1 mm in diameter with {100} and {011> dominant. Color pale emerald-green
Confirmation
Validity:Valid - Type Locality
Data
Mineral Data:Click here to view Andrémeyerite data
Locality Data:Click here to view Nyiragongo Volcano, Nyiragongo Territory, North Kivu, DR Congo
Data Identifiers
Mindat Occurrence Record ID:660
Long-form Identifier:1:3:660:6
GUID (UUID V4):0
References
Richard, J.J. & Padang, M.N. 1957. Active volcanoes of the world. Part 4 Africa and the Red Sea. International Volcanological Association, Napoli, Italy.
Tazieff, H. 1975. Nyiragongo: the forbidden volcano. Cassell, London.
Sahama, G., & Meyer, A. (1958). Study of the volcano Niragongo. A progress Report, Exploration du parc National Albert, mission d’études volcanologiques, Fasc 2, 1-85.
SAHAMA, TH. G. (1960) Kalsilite in the lavas of Mt. Nyiragongo (Belgian Congo) Journal of Petrology, 1 (2) 146-171 doi:10.1093/petrology/1.2.146
Denaeyer, M. E., Schellinck, F., & Coppez, A. (1965). Recueil d'analyses des laves du fossé tectonique de l'Afrique centrale. Annales. Musée Roy. Afrique Centrale. Belgique, Ann. Ser. 8, Sci. Geol., 49, 1-234.
Thonnard, R. L. G., & Denaeyer, M. E. (1965). Carte volcanologique des Virunga, Feuille No. 1. 1:50000 and Introduction generale et Notice Explicative de la Feuille No. 1. Centre National de Volcanologie (Belgique), Bruxelles.
Bell, K., & Powell, J. L. (1969). Strontium isotopic studies of alkalic rocks: the potassium-rich lavas of the Birunga and Toro—Ankole Regions, East and Central Equatorial Africa. Journal of Petrology, 10(3), 536-572. doi.org/10.1093/petrology/10.3.536
Denaeyer, M. E. (1972). LES LAVES DU FOSSE TECTONIQUE DE L'AFRIQUE CENTRALE (KIVU, RWANDA, TORO-ANKOLE). I. SUPPLEMENT AU RECUEIL D'ANALYSES DE 1965. II. MAGMATOLOGIE. Annales, Musee Royal de l'Afrique Centrale, Tervuren, Belgique. Serie In 8º, Sciences Geologiques, 72.
Sahama, Th.G., Siivola, J., Rehtijärvi, P. (1973) Andremeyerite, a new barium iron silicate, from Nyiragongo, Zaire. Bulletin of the Geological Society of Finland, 45 (1). 1-8 doi:10.17741/bgsf/45.1.001
SAHAMA, TH. G. (1973) Evolution of the Nyiragongo Magma. Journal of Petrology, 14 (1) 33-48 doi:10.1093/petrology/14.1.33
Sahama, T. G. (1978). The Nyiragongo main cone. Annales, Musee Royal de l'Afrique Centrale, Tervuren, Belgique. Serie In 8º, Sciences Geologiques 81.
Hamaguchi, H. (1983). Volcanoes Nyiragongo and Nyamuragira: geophysical aspects. Tohoku Univ.
Vollmer, R., & Norry, M. J. (1983). Possible origin of K-rich volcanic rocks from Virunga, East Africa, by metasomatism of continental crustal material: Pb, Nd and Sr isotopic evidence. Earth and Planetary Science Letters, 64(3), 374-386. doi.org/10.1016/0012-821X(83)90097-3
Tazieff, H. (1984). Mt. Niragongo: renewed activity of the lava lake. Journal of Volcanology and Geothermal Research, 20(3-4), 267-280. doi.org/10.1016/0377-0273(84)90043-X
GEE, L. L., SACK, R. O. (1988) Experimental Petrology of Melilite Nephelinites. Journal of Petrology, 29 (6) 1233-1255 doi:10.1093/petrology/29.6.1233
Demant, A., Lestrade, P., Lubala, R. T., Kampunzu, A. B., & Durieux, J. (1994). Volcanological and petrological evolution of Nyiragongo volcano, Virunga volcanic field, Zaire. Bulletin of Volcanology, 56(1), 47-61. doi.org/10.1007/BF00279728
Andersen, Tom, Elburg, Marlina A., Erambert, Muriel (2014) Extreme peralkalinity in delhayelite- and andremeyerite-bearing nephelinite from Nyiragongo volcano, East African Rift. Lithos, 206. 164-178 doi:10.1016/j.lithos.2014.07.025
 
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