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Niobophyllite from
Mount Malosa, Zomba, Southern Region, Malawi


Locality type:Mountain
Classification
Species:Niobophyllite
Formula:(K,Na)3(Fe,Mn)6(Nb,Ti)2Si8(O,OH,F)31
Comments:Much labelled "Niobophyllite" is not. Please see: https://www.mindat.org/forum.php?read,6,423443,423443,page=1#msg-423443
Abundance at site:Rare
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Aegirine10 photos of Niobophyllite associated with Aegirine at this locality.
Quartz8 photos of Niobophyllite associated with Quartz at this locality.
Feldspar Group6 photos of Niobophyllite associated with Feldspar Group at this locality.
K Feldspar2 photos of Niobophyllite associated with K Feldspar at this locality.
Zircon1 photo of Niobophyllite associated with Zircon at this locality.
Data
Mineral Data:Click here to view Niobophyllite data
Locality Data:Click here to view Mount Malosa, Zomba, Southern Region, Malawi
Photo GalleryView Gallery (23 photos)
Data Identifiers
Mindat Occurrence Record ID:116334
Long-form Identifier:1:3:116334:6
GUID (UUID V4):d06ac3f7-9495-4ef9-81f5-9dbd71db595e
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
of Mount Malosa, Zomba District, Malawi Alessandro Guastoni & Federico Pezzotta The Zomba-Malosa pluton... fluorite, hingganite-(Y), Nb-Ta-Y oxides, niobophyllite-astrophyllite, REE-carbonates, several Na-Be-Zr-silicates...These pegmatites outcrop close to the summit of Mount Malosa (-2000 m.a.s.l.) and they are subhorizontal...X-ray diffraction performed on aegirines from Mount Malosa collected in the cavities indicated that the...quartz crystals from miarolitic cavities of Mount Malosa estimated entrapment pressure at 130 MPa (Zajacz
Journal (article/letter/editorial)
(REE) carbonates from alkaline pegmatites of Mount Malosa, Malawi AlessAndro GuAstoni,1 FAbrizio nestolA,1...discussed. Keywords: Ca-REE carbonates, Mount Malosa, Malawi, hydration introduction The crystal structures...alkaline granite-syenite pegmatites of the Mount Malosa pluton in Malawi, associated with rhabdophane-(Ce), (Ce...00/DOI: 10.2138/am.2009.3185 pegmatites of Mount Malosa. The crystal chemistry of these Ca-REE fluorocarbonate...fluorocarbonates. The common alterations observed at Mount Malosa are goethite + K-feldspar after parisite(Ce)
Report (issue)
from huge salt mines in Lower Silesia, Poland—a region which now has come up with two new occurrences...specimen and photo. From another place in the same region—the locality is given as the Rudna mine, Lubin...kulanite from a sub-locality in the same area called “Mount Seafoam.” Messelite, 2.5 cm, from Grizzly Bear...recently in Malawi—not, as you may be thinking, in the Zomba district, home to the famous Mount Malosa locality...(“Machinga, Malawi” has also been cited as the locality for some superb specimens of niobophyllite uncovered
Journal (article/letter/editorial)
chemistry of epididymite and eudidymite from Malosa, Malawi: A single-crystal neutron diffraction study...762(5)°, V = 1265.47 Å3, space group C2/c] from Malosa, Malawi, has been reinvestigated by means of energy...(Martin and De Vito 2005) of the Zomba-Malosa pluton in southern Malawi, were selected for the experiments...experiments in the present study. The Zomba-Malosa pluton, emplaced ~113 My, is composed of qz-syenite and peralkaline...arfvedsonite, fluorite, quartz, K-feldspar, niobophyllite, xenotime-(Y), zircon, and many exotic phases
Journal (article/letter/editorial)
anorogenic magmatism in the Chilwa Province of Malawi, East African Rift The Chilwa Province of alkaline...alkaline igneous rocks and carbonatites in Malawi and neighboring Mozambique displays three major cycles...pegmatites that appear at the end stage of the ZombaMalosa complex are arguably the most spectacular example...hingganite-(Y), polycrase-(Y), Ce-rich pyrochlore, and niobophyllite–astrophyllite, among others (Guastoni et al...absence of basic rocks in cycle-2 complexes in Malawi, Woolley (1987) postulated that large volumes of
Journal (article/letter/editorial)
Borborema belt in Brazil, and in the Pala District of southern California. The spatial association with calc-alkaline...Consider the Chilwa alkaline province, in southern Malawi, of Cretaceous age. What makes it unusual,...largest plutons in the Chilwa Province (e.g., the ZombaMalosa pluton) consist of syenite and peralkaline granite...the bodies of NYF pegmatite that occur at Mount Malosa in Malawi, associated with the classic A-type granite...hingganite-(Y), polycrase-(Y), Ce-rich pyrochlore, niobophyllite–astrophyllite, among others (Guastoni et al
Journal (issue)
Ferreres mines. Rocabruna mines) is located on the southern slopes of Montfalgars mountain, about 2.3 km tin...Crystal Classics' offices are based in Somerset in Southern England (approximately 3 hours drive southwest...near the reservoir in the Sahatany valley, in the region of Antananarivo, Madagascar. Armenite, a very rare...specimens: Niobophyllite. A tabular 55 mm crystal, excellent for the species. Niobophyllite is a rare...group. The specimen came from Mount Malosa, on the Zomba Plateau, Malawi. Bobierrite. A specimen 32 mm
Book
localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...(Chamberlain and Robinson, 2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the...discoveries in the famous alkaline pegmatites of Mount Malosa in the late 2000s include specimens showing...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing...clefts are found fairly commonly throughout this region, such that only a handful of notable finds during
 
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