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Mt Malosa, Zomba District, Malawi

Alkali pegmatites with unusual REE minerals. Famous for excellent and large aegirine crystals, feldspars, arfvedsonites and rare Be minerals.

Geologically part of the Chilwa Alkaline Province.



References:
- Petersen, O.V., Rønsbo, J.G. & Leonardsen, E.S. (1994): Hingganite-(Y) from the Zomba-Malosa complex, Malawi. Neues Jahrbuch für Mineralogie, Monatshefte, 1994, 185-192.

- Cairncross, B., Messner, K & Farquharson, E. (1999): Die Pegmatite des Mount Malosa bei Zomba, Malawi. Lapis 24 (4), 22-32. (in German).

- Guastoni A., Pezzotta F., Demartin F. (2003): Le pegmatiti di Zomba-Malosa (Malawi). Riv. Mineral. Ital., 27 (2), 66-77.

- Demartin, F.; Guastoni, A. & Pezzotta, F. (2003): Barylith, Niobophyllit & yttriumreicher Milarit - Neufunde aus den Pegmatiten von Zomba-Malosa, Malawi. Lapis 28 (1), 18-21 (in German).

- American Mineralogist, 94 (2009), 1216–1222.


- http://www.koeln.netsurf.de/~w.steffens/zomba.htm
- http://www.edu.uni-klu.ac.at/~mmessner/sites/malawi/zomba.htm





Mineral List:
Aegirine
Albite
Annite
Arfvedsonite
Astrophyllite
Barylite
Bastnäsite-(Ce)
Calcite
Cassiterite
Caysichite-(Y)
Cerianite-(Ce)
'Chlorite Group'
Elpidite
Epididymite
Epidote
Eudialyte
Eudidymite
Fluorite
Fergusonite-(Y)
Gadolinite-(Y)
Galena
Genthelvite
Goethite
Helvite
Hematite
Hingganite-(Y)
Illite
Ilmenite
Kainosite-(Y)
'K Feldspar'
Manganoneptunite ?
Microcline
Milarite
Monazite-(Ce) ?
Niobophyllite
Orthoclase
Parisite-(Ce)
Polylithionite
Pyrochlore
Pyrophanite
Quartz
var: Smoky Quartz
Rhabdophane-(Ce)
Rhabdophane-(La)
Riebeckite
Rutile ?
var: Ilmenorutile
Scheelite
Siderite
Sphalerite
Synchysite-(Ce)
Thorite
Titanite
Xenotime-(Y)
Zircon


55 entries listed. 51 valid minerals.

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