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Okuge Carbonatite, Wasaki Peninsula Carbonatites, Homa Bay County, Kenyai
Regional Level Types
Okuge CarbonatiteIntrusion
Wasaki Peninsula CarbonatitesComplex
Homa Bay CountyCounty
KenyaCountry

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Latitude & Longitude (WGS84):
0° 28' 11'' South , 34° 24' 31'' East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~0km
GRN:
S01E24
Type:
Intrusion
Köppen climate type:
Af : Tropical rainforest climate
Mindat Locality ID:
406907
Long-form identifier:
mindat:1:2:406907:5
GUID (UUID V4):
0


Small, 500 m diameter, arcuate intrusion located SW of the Wasaki Peninsula. It is built of numerous thin, vertical sheets and cylindrical intrusions of alvikite which wrap around a core of Nyanzian metabasalts.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


2 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ 'Monazite Group'
Formula: REE(PO4)
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
Group 9 - Silicates
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Unclassified
ⓘ'Monazite Group'-REE(PO4)
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Hⓘ ApatiteCa5(PO4)3(Cl/F/OH)
OOxygen
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ Monazite GroupREE(PO4)
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fⓘ ApatiteCa5(PO4)3(Cl/F/OH)
MgMagnesium
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
AlAluminium
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
SiSilicon
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
PPhosphorus
Pⓘ Monazite GroupREE(PO4)
Pⓘ ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Clⓘ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Caⓘ ApatiteCa5(PO4)3(Cl/F/OH)
FeIron
Feⓘ MagnetiteFe2+Fe23+O4

Other Regions, Features and Areas containing this locality

AfricaContinent
African Plate
Kenya
Somali PlateTectonic Plate
Tanzania

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Le Bas, M. J. (1977). Carbonatite-nephelinite volcanism: an African case history. London: Wiley.
Onuonga, I. O., Fallick, A. E., & Bowden, P. (1997). The recognition of meteoric-hydrothermal and supergene processes in volcanic carbonatites, Nyanza Rift, western Kenya, using carbon and oxygen isotopes. Journal of African Earth Sciences, 25(1), 103-113. doi.org/10.1016/S0899-5362(97)00064-X
Woolley, A. R. (2001) Alkaline Rocks and Carbonatites of the World, Part 3: Africa - Alkaline Rocks and Carbonatites of the World. The Geological Society of London.p.120
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