DILL, H.G. (2007) A review of mineral
resources in Malawi: with special reference to aluminium variation in mineral
deposits.- Journal of Africa Earth Sciences (in press)
Chimwadzulu Hill: ruby, sapphire, padparadscha, hercynite, zircon and
diaspore included in gem-quality corundum (metapyroxenites, harzburgites,
amphibolites, clinozoisite- orthozoisite amphibolite-Precambrian Basement
Complex), Thambani: corundum, diaspore, muscovite (pegmatites intruded
into nepheline gneisses-Precambrian Basement Complex), Mwanza : zircon
(albite-enriched pegmatitic rocks-Precambrian Basement Complex),
Kapiridimba: kyanite with
inclusions of rutile, replaced by muscovite and kaolinite (kyanite fels
to kyanite-gneiss in hornblende-biotite gneiss-Precambrian Basement Complex); Mzimba:
beryl, aquamarine (zoned mica pegmatites in sillimanite-gneiss-Precambrian
Basement Complex), Rumphi, Ilomba
Hill: pyrochlore, eudialyte (nepheline syenite-Precambrian Basement
Complex), Kapiri Kamodzi:
vermiculite, phlogopite, magnesite (pyroxenites-Precambrian Basement
Complex), Katengeza: graphite,
utile, Fe-Cu sulfides (kyanite-graphite-mica gneiss-Precambrian Basement
Complex), Choma Hill, Likudzi River area: amphibole asbestos (metagabbros, amphibolite-Precambrian Basement
Complex), Kayelekera-Karonga: uranium oxides ( ?) and uranyl silicates (coal-bearing
arkoses and claystones- Permian to Triassic Karroo Group),
Finishi Village : chalcedony, calcite, magnetite, chrompicotite (tholeiitic basalts - Lower
Jurassic Stormberg Volcanics ), Kangankunde, Songwe, Tundulu, Chilwa Island,
Zomba: monazite, strontianite pyrochlore,
bastnaesite apatite, fluorite, barite (carbonatitic igneous rocks, nepheline
syenite – Upper Jurassic to Cretaceous Chilwa
Alkaline Province), Mulanje Moutains: gibbsite, kaolinite - bauxite (Cretaceous
to Tertiary), Linthipe, Nkhande: kaolinite (regolith on weathered
meta-anorthosite (Cretaceous to
Tertiary)), Tengani: ilmenite, rutile (colluvial to fluvial placer
(Quaternary)), Mpyupyu Hill:
ilmenite, zircon, rutile,
leucoxene, garnet (fluvial to deltaic lacustrine placer (Quaternary)), Salima,
Linthipe River, Unga River, Monkey Bay: rutile, ilmenite, zircon, garnet, magnetite (fluvial to deltaic
lacustrine placer (Quaternary)), Chimwadzulu Hill, Thambani, Mwanza,
Kangankunde: garnet, zircon, sapphire, ruby, REE phosphates, apatite
(residual, eluvial and part of the colluvial placers (Tertiary to) Quaternary))