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Laisamis Lava Field, Marsabit County, Kenyai
Regional Level Types
Laisamis Lava FieldLava Field
Marsabit CountyCounty
KenyaCountry

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Latitude & Longitude (WGS84):
1° 35' 25'' North , 37° 48' 9'' East
Latitude & Longitude (decimal):
1.59048,37.80251
GeoHash:
G#: sb6ch1wcn
GRN:
N02E27
Type:
Lava Field
Age:
12.2 ± 3.0 to 9.9 ± 1.0 Ma
Geologic Time:
Miocene
Dating method:
K-Ar
Reference for age:
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E. M., & Traversa, G. (1984). Miocene to Quaternary volcanism in eastern Kenya: sequence and geochronology. Tectonophysics, 101(1-2), 75-86. doi.org/10.1016/0040-1951(84)90043-X
Köppen climate type:
As : Tropical dry savanna climate
Mindat Locality ID:
406848
Long-form identifier:
mindat:1:2:406848:1
GUID (UUID V4):
0


Lavas of olivine basalt form a plateau in the NE, east, a large area in the centre and a smaller area in the NW of the Laisamis degree sheet (Charsley 1987).

Approx coordinate range: 1º00' - 2º00'N; 37º00' - 38º00'E.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


9 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:

ⓘ Aegirine-augite
Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Analcime
Formula: Na(AlSi2O6) · H2O
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Andradite
Formula: Ca3Fe3+2(SiO4)3
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Andradite var. Melanite
Formula: Ca3Fe3+2(SiO4)3
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Anorthite
Formula: Ca(Al2Si2O8)
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Anorthite var. Labradorite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Augite var. Titanium-bearing Augite
Formula: (Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ 'Chrome-Spinel (of Dana)'
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ 'Fayalite-Forsterite Series'
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Nepheline
Formula: Na3K(Al4Si4O16)
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ 'Pyroxene Group'
Formula: ADSi2O6
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
ⓘ Sanidine
Formula: K(AlSi3O8)
References:
Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
Group 9 - Silicates
ⓘAndradite9.AD.25Ca3Fe3+2(SiO4)3
ⓘvar. Melanite9.AD.25Ca3Fe3+2(SiO4)3
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘvar. Titanium-bearing Augite9.DA.15(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
ⓘAegirine-augite9.DA.20(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
ⓘAenigmatite9.DH.40Na4[Fe2+10Ti2]O4[Si12O36]
ⓘNepheline9.FA.05Na3K(Al4Si4O16)
ⓘSanidine9.FA.30K(AlSi3O8)
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
ⓘvar. Labradorite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
ⓘAnalcime9.GB.05Na(AlSi2O6) · H2O
Unclassified
ⓘ'Fayalite-Forsterite Series'-
ⓘ'Pyroxene Group'-ADSi2O6
ⓘ'Chrome-Spinel (of Dana)'-

List of minerals for each chemical element

HHydrogen
Hⓘ AnalcimeNa(AlSi2O6) · H2O
OOxygen
Oⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Oⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Oⓘ AnalcimeNa(AlSi2O6) · H2O
Oⓘ AndraditeCa3Fe23+(SiO4)3
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ NephelineNa3K(Al4Si4O16)
Oⓘ SanidineK(AlSi3O8)
Oⓘ Andradite var. MelaniteCa3Fe23+(SiO4)3
Oⓘ Fayalite-Forsterite Series
Oⓘ Pyroxene GroupADSi2O6
Oⓘ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
NaSodium
Naⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Naⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Naⓘ AnalcimeNa(AlSi2O6) · H2O
Naⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Naⓘ NephelineNa3K(Al4Si4O16)
Naⓘ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
MgMagnesium
Mgⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ Fayalite-Forsterite Series
Mgⓘ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
AlAluminium
Alⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Alⓘ AnalcimeNa(AlSi2O6) · H2O
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Alⓘ NephelineNa3K(Al4Si4O16)
Alⓘ SanidineK(AlSi3O8)
Alⓘ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
SiSilicon
Siⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Siⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Siⓘ AnalcimeNa(AlSi2O6) · H2O
Siⓘ AndraditeCa3Fe23+(SiO4)3
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Siⓘ NephelineNa3K(Al4Si4O16)
Siⓘ SanidineK(AlSi3O8)
Siⓘ Andradite var. MelaniteCa3Fe23+(SiO4)3
Siⓘ Fayalite-Forsterite Series
Siⓘ Pyroxene GroupADSi2O6
Siⓘ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
KPotassium
Kⓘ NephelineNa3K(Al4Si4O16)
Kⓘ SanidineK(AlSi3O8)
CaCalcium
Caⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Caⓘ AndraditeCa3Fe23+(SiO4)3
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
Caⓘ Andradite var. MelaniteCa3Fe23+(SiO4)3
Caⓘ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
TiTitanium
Tiⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Tiⓘ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6
FeIron
Feⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Feⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Feⓘ AndraditeCa3Fe23+(SiO4)3
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ Andradite var. MelaniteCa3Fe23+(SiO4)3
Feⓘ Fayalite-Forsterite Series
Feⓘ Augite var. Titanium-bearing Augite(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6

Other Regions, Features and Areas containing this locality

AfricaContinent
African Plate
Kenya
Somali PlateTectonic Plate

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References

Rix, P. (1973). Geology of the Kauro-Merille area. Geol. Surv. Kenya Rept. 92.
Suwa, K., Yusa, Y., & Kishida, N. (1975). Petrology of peridotite nodules from Ndonyuo Olnchoro, Samburu district, central Kenya. In Physics and Chemistry of the Earth (pp. 273-286). Pergamon. doi.org/10.1016/B978-0-08-018017-5.50025-0
AOKI, K. I., & SUWA, K. (1977). Major element geochemistry of peridotite nodules from Samburu district, Kenya. Second Preliminary Report of African Studies (Earth Sciences 2), Nagoya University, 2, 161-164.
Brotzu, P., Morbidelli, L., Nicoletti, M., Piccirillo, E.M., Traversa, G. (1984) Miocene to quaternary volcanism in eastern Kenya: Sequence and geochronology. Tectonophysics, 101 (1) 75-86 doi:10.1016/0040-1951(84)90043-x
Charsley, T. J. (1987). Geology of the Laisamis area. Geol. Surv. Kenya Rep, 106.
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.112
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