Locality type:

Volcano

Classification

Species:

'Plagioclase' (not an IMA approved species)

Formula:

(Na,Ca)[(Si,Al)AlSi₂]O₈

Confirmation

Validity:

Believed Valid

Data

Mineral Data:

Click here to view Plagioclase data

Locality Data:

Click here to view Emuruangogolak Volcano, Samburu County, Kenya

Data Identifiers

Mindat Occurrence Record ID:

1426158

Long-form Identifier:

1:3:1426158:3

GUID (UUID V4):

6d9e8b07-66c1-4306-8c41-42c83d95b0cf

Nearest other occurrences of Plagioclase

26.5km (16.5 miles)

ⓘ Kachila Volcano, Turkana County, Kenya

37.3km (23.2 miles)

ⓘ Silali Volcano, Turkana County, Kenya

References

Shotton, F. W., Williams, R. E. G., & Johnson, A. (1974). Birmingham University radiocarbon dates VIII. Radiocarbon, 16(3), 285-303. doi.org/10.1017/S0033822200059610

Weaver, S. D. (1977). The Quaternary caldera volcano Emuruangogolak, Kenya Rift, and the petrology of a bimodal ferrobasalt-pantelleritic trachyte association. Bulletin Volcanologique, 40(4), 209-230. doi.org/10.1007/BF02597564

Norry, M. J., Truckle, P. H., Lippard, S. J., Hawkesworth, C. J., Weaver, S. D., & Marriner, G. F. (1980). Isotopic and trace element evidence from lavas, bearing on mantle heterogeneity beneath Kenya. Philosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences, 297(1431), 259-271. doi.org/10.1098/rsta.1980.0214

Williams, L. A. J., Macdonald, R., & Chapman, G. R. (1984). Late Quaternary caldera volcanoes of the Kenya Rift valley. Journal of Geophysical Research: Solid Earth, 89(B10), 8553-8570. doi.org/10.1029/JB089iB10p08553

Dunkley, P. N., Smith, M., Allen, D. J., & Darling, W. G. (1993). The geothermal activity and geology of the northern sector of the Kenya Rift Valley. British Geological Survey, Research Report. International Series SC/93/1.

Black, S., Macdonald, R., Barreiro, B. A., Dunkley, P. N., & Smith, M. (1998). Open system alkaline magmatism in northern Kenya: evidence from U-series disequilibria and radiogenic isotopes. Contributions to Mineralogy and Petrology, 131(4), 364-378. doi.org/10.1007/s004100050398

Reference Search (possible matching items)

	Black, Stuart, Macdonald, Ray, Barreiro, Barbara A., Dunkley, Peter N., Smith, Martin (1998) Open system alkaline magmatism in northern Kenya: evidence from U-series disequilibria and radiogenic isotopes. Contributions to Mineralogy and Petrology, 131 (4) 364-378 doi:10.1007/s004100050398	Journal (article/letter/editorial)
	Smith Open system alkaline magmatism in northern Kenya: evidence from U-series disequilibria and radiogenic...(<10 ka) and trachytes from the volcano Emuruangogolak in the Kenya Rift Valley. The basalts are mildly...of both basalts and trachytes indicate that Emuruangogolak has erupted a large range of isotopically diverse...conduits closely spaced around the summit of the volcano. Introduction The nature and eciency of dierentiation...evolution of the basanite-phonolite Laacher See volcano in Germany. Dierentiation of parental basanite
	*(1987) Quaternary peralkaline silicic rocks and caldera volcanoes of Kenya. Special Publication, 30. Geological Society of London. 313-333 doi:10.1144/gsl.sp.1987.030.01.15*	Report (chapter)
	peralkaline silicic rocks and caldera volcanoes of Kenya R. Macdonald Geological Society, London, Special...of Kenya R. Macdonald S U M M A R Y: The late-Quaternary trachytic caldera volcanoes of the Kenya rift...In a northern set of centres (the Barrier, Emuruangogolak, Silali and Paka) basalt is a major component...plutonic processes while the volcano is at the magmatic stage. In Kenya the late-Quaternary caldera volcanoes...on the seven centres of the inner trough of the Kenya rift (Fig. 1) but, where relevant, information from
	*Dunkley, P N, Smith, M, Allen, D J, Darling, W G (1993) The geothermal activity and geology of the northern sector of the Kenya Rift Valley. Research Report* SC/93/1. British Geological Survey**	Report (issue)
	activity and geology of the northern sector of the Kenya Rift Valley British Geological Survey Research...activity and geology of the northern sector of the Kenya Rift Valley P N Dunkley, M Smith, D J Allen and...activity and geology of the northern sector of the Kenya Rift Valley P N Dunkley, M Smith, D J Allen and...springs along its western shores. Geographic index Kenya Suf>jecr index Geothermal exploration, geology...activity and geology of the northern sector of the Kenya Rift Valley. British Geological Survey Research
	*Fitton, J. G., Upton, B. G. J. - Eds.* (1987) Alkaline Igneous Rocks. Special Publication Vol. 30. Geological Society of London**	Report (volume)
	273 BAKER, B. H. Outline of the petroIogy of the Kenya rift alkaline province 293 MACDONALD,R. Quaternary...peralkaline silicic rocks and caldera volcanoes of Kenya 313 WOOLLEY, A. R. & JONES, G. C. The petrochemistry...on the peralkaline silicic central volcanoes of Kenya and also favours an origin by crystal fractionation...pyroclastic deposits around central volcanoes in Kenya often show striking variations in the abundance...on the peralkaline silicic central volcanoes of Kenya and also favours an origin by crystal fractionation
	*Bishop, Walter W. (1978) Geological Background to Fossil Man* - Recent research in the Gregory Rift Valley, East Africa. The Geological Society of London, London.**	Book
	fossil vertebrates in tuffs of the spectacular volcano that I had mapped in 19909. Thereafter, from 1959...sedimentological and palaeontological studies in the Kenya Rift Valley project. This, indeed, worked exceedingly... GREGORY RIFT VALLEY TANZANIA; OLORGESAILIE, KENYA I51 10. MARY D, LEAKEY. Olduvai Gorge 1911-1975:...SHACKLETON. Geological Map of the Olorgesailie Area, Kenya 171 12. 13. GLYNN LL. IsAAc. The Olorgesailie...Contents B. Tue Lake Barinco Basin, KENYA 14. GREGORY R. CHAPMAN Basin, Kenya & MAUREEN BROOK. Ghronostratigraphy

Plagioclase from Emuruangogolak Volcano, Samburu County, Kenya

Plagioclase from
Emuruangogolak Volcano, Samburu County, Kenya