Nepheline from
Homa Mountain complex, Homa Bay County, Kenya

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Predictive Mineralogy

Classification
Locality type:	Complex
Species:	Nepheline
Formula:	Na₃K(Al₄Si₄O₁₆)
Confirmation
Validity:	Believed Valid
Data
Mineral Data:	Click here to view Nepheline data
Locality Data:	Click here to view Homa Mountain complex, Homa Bay County, Kenya
Data Identifiers
Mindat Occurrence Record ID:	899301
Long-form Identifier:	1:3:899301:4
GUID (UUID V4):	0
Nearest other occurrences of Nepheline

15.7km (9.8 miles)	ⓘ Nyamaji Volcanic Complex, Homa Bay County, Kenya
18.5km (11.5 miles)	ⓘ Usaki Ijolite Complex, Homa Bay County, Kenya
21.0km (13.0 miles)	ⓘ Wasaki Peninsula and Ruri Hills Phonolites, Homa Bay County, Kenya
21.9km (13.6 miles)	ⓘ North Ruri, Ruri complex, Homa Bay County, Kenya
24.5km (15.3 miles)	ⓘ South Ruri, Ruri complex, Homa Bay County, Kenya
24.6km (15.3 miles)	ⓘ Ruri complex, Homa Bay County, Kenya
43.9km (27.3 miles)	ⓘ Rangwa carbonatite complex, Kisingiri Volcano, Homa Bay County, Kenya
43.9km (27.3 miles)	ⓘ Kisingiri Volcano, Homa Bay County, Kenya
70.1km (43.5 miles)	ⓘ Eldoret and Kapsabet Plateau, Kenya
99.1km (61.6 miles)	ⓘ Tinderet volcano, Nandi County, Kenya
References
USGS Open-File Report 02–156–A Deines, P, Gold, D.P (1973) The isotopic composition of carbonatite and kimberlite carbonates and their bearing on the isotopic composition of deep-seated carbon. Geochimica et Cosmochimica Acta, 37 (7) 1709-1733 doi:10.1016/0016-7037(73)90158-0 Le Bas, M. J. (1977). Carbonatite-nephelinite volcanism: an African case history. London: Wiley. Clarke, M. G. C., & Roberts, B. (1986). Carbonated melilitites and calcitized alkalicarbonatites from Homa Mountain, western Kenya: a reinterpretation. Geological Magazine, 123(6), 683-692. doi.org/10.1017/S0016756800024195 Keller, J. (1989). Extrusive carbonatites and their significance. Carbonatites: genesis and evolution. Unwin Hyman, London, 70-88. Kalt, A., Hegner, E., Satir, M. (1997) Nd, Sr, and Pb isotopic evidence for diverse lithospheric mantle sources of East African Rift carbonatites. Tectonophysics, 278 (1) 31-45 doi:10.1016/s0040-1951(97)00093-0

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Nepheline from Homa Mountain complex, Homa Bay County, Kenya

Nepheline from
Homa Mountain complex, Homa Bay County, Kenya