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Oldoinyo Lengai (Ol Doinyo Lengai) Vulkan

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 Tansania / Arusha, Region / Oldoinyo Lengai (Ol Doinyo Lengai) Vulkan

Ge­ol­o­gy

Niedrigviskose Tieftemperatur-Natrokarbonatite, silikatische Laven und Pyroklastika.

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https://www.mineralatlas.eu/?l=11358
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Oldoinyo Lengai Vulkan, Arusha, TZ
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Important: Before entering this or any other place of discovery you should have a permission of the operator and/or owner. Likewise it is to be respected that necessary safety precautions are kept during the visit.

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Minerals (Count: 68)

Mineral images (5 Images total)

Wollastonit
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Wollastonit

9 x 3 x 2 cm, Oldoinyo Lengai Vulkan, Tansania
Collection: geomueller
Copyright: geomueller
Contribution: geomueller 2010-08-13
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Apophyllit-(KF)
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Apophyllit-(KF)

Bildbreite: 3,5 mm; Fundort: Vulkan Oldoinyo Lengai, Arusha Region, Tansania
Copyright: Stephan Wolfsried
Contribution: slugslayer 2011-08-21
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Nyerereit-Gregoryit
Views (Image: 1474188746): 544
Nyerereit-Gregoryit

Nyerereit-Gregoryit als Gemengteile in Karbonatlava; Vulkan Oldoinyo Lengai,Tansania; BB: 4 cm.
Collection: Rockhounder
Copyright: Rockhounder
Contribution: Rockhounder 2016-09-18
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Rocks (Count: 7)

Reference- and Source indication, Literature

Literatur:

  • Guest, N.J. (1956). The volcanic activity of Oldoinyo L'Engai, 1954. Rec. Geol. Surv. Tanganyika: 4: 56-59.
  • Dawson, J.B. (1962). Sodium carbonatite lavas from Oldoinyo Lengai, Tanganyika. Nature: 195: 1075-76.
  • Milton, C. (1968). Nyerereit. Geol.Soc.Amer., Progr. Ann. Meet., 202. (Typ-Publ.). Vergl.: Amer.Min. (1975). 60, 487-88 .
  • Milton, C. (1968). The "natro-carbonatite lava" of Oldoinyo Lengai, Tanzania. Geol. Soc. Amer. Spec. Paper 121: 202 (abstr.). (Typ-Publ. Nyerereit)
  • Koritnig, S. (1977). Neue Mineralien - F.1. Aufschluss, Jg.28, Nr.1, S.31-34.
  • Franz, E.-D. (1978). Neue Minerale. Min.-Mag., Jg.2, H.3, S.166.
  • Z. Kristallogr. 145 (1977). 73. (Typ-Publ. Nyerereit)
  • Gittins, J. and McKie, M. (1980). Gregoryit. Lithos 13, 213-15. (Typ-Publ.)
  • Peterson, T.D. (1986). Sodium metasomatism and mineral stabilities in alkaline ultramafic rocks: implications for the origin of the sodic lavas of Oldoinyo Lengai. Eos: 67: 617 (abstr.)
  • Peterson, T.D. (1989). Peralkaline nephelinites II. Low pressure fractionation and the hypersodic lavas of Oldoinyo Lengai. Contr. Min. Petrol.: 102: 336-46
  • Peterson, T.D. (1990). Petrology and genesis of natrocarbonatite. Contr. Min. Petrol.: 105: 143-55
  • Mitchell, R.H. (1997). Carbonate-carbonate immiscibility, neighborite and potassium iron sulphide in Oldoinyo Lengai natrocarbonatite. Min. Mag.: 61: 779-89.
  • Dawson, J.B. and Hll, P.G. (1998). Mineral chemistry of peralkaline combeite-lamprophyllite nephelinite from Oldoinyo Lengai, Tanzania. Min. Mag.: 62: 179-96.
  • Pettibon, C.M., Kjarsgaard, B.A., Jenner, G.A., and Jackson, S.E. (1998). Phase relationships of a silicate-bearing natrocarbonatite from Oldoinyo Lengai at 20 and 1000 MPa. J. Petrol.: 39: 2137-51.
  • Mitchell, R.H. and Belton, F. (2004). Niocalite-cuspidine solid solution and manganoan monticellite from natrocarbonatite, Oldoinyo Lengai, Tanzania. Min. Mag.: 68: 787-99.
  • Mitchell, R.H. (2006). Mineralogy of stalactites formed by subaerial weathering of natrocarbonatite hornitos at Oldoinyo Lengai, Tanzania. Min. Mag.: 70: 437-44
  • Dawson, B. (2008): A volcanic voyage of discovery. Elements, 4, 138-139
  • Zaitsev, A.N. (2008). Alumoakermanit. IMA WEB-Seite - Neue Mineralien (Typ-Publ.)
  • Weiß, S. (2009). Neue Mineralien: Alumoakermanit. Lapis, Jg.34, Nr.7, S.62+75+86.
  • Jahn, S. (2010). Neue Mineralien 4/2010: Alumoakermanit. Min.-Welt, Jg.21, Nr.5, S.67-73.
  • Mattsson, H.B., & Reusser, E. (2010). Mineralogical and geochemical characterization of ashes from an early phase of the explosive Sept. 2007 eruption of Oldoinyo Lengai (Tanzania). J. African Earth Sciences, 58(5), 752-63.
  • Bosshard-Stadlin, S.A., Mattsson, H.B., & Keller, J. (2014). Magma mixing and forced exsolution of CO 2 during the explosive 2007–2008 eruption of Oldoinyo Lengai (Tanzania). J. Volcanol. Geothermal Research, 285, 229-46.
  • Zaitsev, A.N., Britvin, S.N., Kearsley, A., Wenzel, T. and Kirk, C. (2015). Jörgkellerite, IMA 2015-020. CNMNC Newsl., No.26, S.942; Min. Mag., 79, 941-47. (Typ-Publ.)
  • SCHUMACHER, H.-J. (2017). Der Carbonatit des Kaiserstuhl-Vulkans. Aufschluss, Jg.67, H.3, S.164-87.

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