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Kasungu Intrusion, Kasungu-Chipala Intrusions, North Nyasa Alkaline Province, Kasungu District, Central Region, Malawii
Regional Level Types
Kasungu IntrusionIntrusion
Kasungu-Chipala IntrusionsGroup of Intrusions
North Nyasa Alkaline ProvinceProvince
Kasungu DistrictDistrict
Central RegionRegion
MalawiCountry

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Latitude & Longitude (WGS84):
13° 3' South , 33° 27' East
Latitude & Longitude (decimal):
-13.05000,33.45000
GRN:
S09E23
Type:
Intrusion
Köppen climate type:
Cwa : Monsoon-influenced humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Kasungu42,555 (2011)4.1km
Mponela11,222 (2012)62.1km
Ntchisi7,918 (2011)73.1km
Mindat Locality ID:
407365
Long-form identifier:
mindat:1:2:407365:2
GUID (UUID V4):
0


Striking, steep-sided mountain that rises about 400 m above the Kasungu Plain. It is built of nepheline syenite that forms an intrusion approx circular in plan and about 1.8 km in diameter (Bloomfield 1965).

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Standard Detailed Gallery Strunz Chemical Elements

Mineral List


6 valid minerals.

Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Aegirine-augite
Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ 'Feldspar Group'
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ 'Feldspar Group var. Perthite'
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ Ilmenite
Formula: Fe2+TiO3
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ Microcline
Formula: K(AlSi3O8)
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ 'Pyroxene Group'
Formula: ADSi2O6
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ 'Scapolite'
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ 'Sodic plagioclase'
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ Titanite
Formula: CaTi(SiO4)O
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
ⓘ Zircon
Formula: Zr(SiO4)
References:
Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘIlmenite4.CB.05Fe2+TiO3
Group 9 - Silicates
ⓘZircon9.AD.30Zr(SiO4)
ⓘTitanite9.AG.15CaTi(SiO4)O
ⓘAegirine-augite9.DA.20(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
ⓘMicrocline9.FA.30K(AlSi3O8)
Unclassified
ⓘ'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Feldspar Group'-
ⓘ'var. Perthite'-
ⓘ'Scapolite'-
ⓘ'Pyroxene Group'-ADSi2O6
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)
ⓘ'Sodic plagioclase'-

List of minerals for each chemical element

HHydrogen
Hⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ ApatiteCa5(PO4)3(Cl/F/OH)
OOxygen
Oⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Oⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ IlmeniteFe2+TiO3
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MicroclineK(AlSi3O8)
Oⓘ TitaniteCaTi(SiO4)O
Oⓘ ZirconZr(SiO4)
Oⓘ Pyroxene GroupADSi2O6
Oⓘ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Naⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
MgMagnesium
Mgⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Alⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ MicroclineK(AlSi3O8)
SiSilicon
Siⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Siⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ MicroclineK(AlSi3O8)
Siⓘ TitaniteCaTi(SiO4)O
Siⓘ ZirconZr(SiO4)
Siⓘ Pyroxene GroupADSi2O6
PPhosphorus
Pⓘ ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Clⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Clⓘ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ MicroclineK(AlSi3O8)
CaCalcium
Caⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Caⓘ TitaniteCaTi(SiO4)O
Caⓘ ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Tiⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ IlmeniteFe2+TiO3
Tiⓘ TitaniteCaTi(SiO4)O
FeIron
Feⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ IlmeniteFe2+TiO3
Feⓘ MagnetiteFe2+Fe23+O4
ZrZirconium
Zrⓘ ZirconZr(SiO4)

Other Regions, Features and Areas containing this locality

AfricaContinent
African PlateTectonic Plate

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

Peters, E.R. 1969. The geology of the Kasungu area. Bulletin, Geological Survey of Malawi, 25.
Woolley, A.R., Platt, R.G., Eby, G.N. (1996): Relatively aluminous alkali pyroxene in nepheline syenites from Malawi: mineralogical response to metamorphism in alkaline rocks. The Canadian Mineralogist, 34, 423-434.
Bloomfield, K. (1965). A reconnaissance survey of alkaline rocks in the northern and central regions. Records, Geological Survey of Malawi, 5, 17-63.
Eby, G. N., Woolley, A. R., Din, V., Platt, G. (1998) Geochemistry and Petrogenesis of Nepheline Syenites: Kasungu-Chipala, Ilomba, and Ulindi Nepheline Syenite Intrusions, North Nyasa Alkaline Province, Malawi. Journal of Petrology, 39 (8) 1405-1424 doi:10.1093/petroj/39.8.1405
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.162
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