 | | Journal (article/letter/editorial) | | and A2-type granites in the PanAfrican basement complex of Egypt are mineralized with one or more of the...feldspar granite and peralkaline granite, Ring-complex provinces some of which may be similar to the Nigerian...rocks Fig. 2 Lineament map and alkaline complex in the southern Egypt. type is medium- to coarse-grained...granites. Readers may of the trachytoidal syenite (foyaite). refer to Abdalla (2001), El Afandi et al. (2000)...range in thickness from few centimeKhruq (AK) ring complex, Eastern Desert of Egypt (Fig. tres to 3 m and |  | | Journal (article/letter/editorial) | | mineraiisation in carbonatites of the Tundulu complex, Malawi: Processes at the fluid/rock interface...December 14, 1993) Abstract-The Tundulu carbonatite complex in southeastern Malawi was intruded during the late...form the various ~uorocarbonates. As such, the Tundulu carbonatites provide a natural laboratory in which...in hydrothermal veins from the Tundulu carbonatite complex in Malawi. The veins are found in different...1966). The first ring structure was centred at Tundulu Hill (Fig. 1), and is represented by several types |  | | Journal (article/letter/editorial) | | the principal primary REE mineral. Within each complex the C ā O and Sr ā Nd isotopic data are similar...mineralization and its host carbonatites in each complex are derived from the same source and are co-genetic...1954), Fen (Norway) (Andersen, 1986), Tundulu and Kangankunde (Malawi) (Ngwenya, 1994; Wall and Mariano,...Khibina is the largest (about 1327 km2) intrusive complex of agpaitic (peralkaline) nepheline syenites and...elliptical in shape and concentrically zoned. The complex contains a wide variety of magmatic and metasomatic |  | | Book | | VULCANICITY AND CONTINENTAL EVOLUTION IN THE BARBERTON REGION, TRANSVAAL 27 M. J. Viljoen and R. P. Viljoen...TRIAD 73 H. C. M. Whiteside THe ANORTHOSITE OF SOUTHERN ANGOLA: A REVIEW OF PRESENT DaTA 89 E. S. W...PEGMATITES FROM OROGENIC BELTS OF EQUATORIAL AND SOUTHERN AFRICA 157 O. Von Knorring LATE PALAEOZOIC TO...PETROCHEMICAL AND TECTONIC RELATIONSHIP OF THE MALAWI CARBONATITEALKALINE PROVINCE AND THE LUPATA-LEBOMBO...Schists. Their initial attempt to interpret the complex structures of the Morar anticline was followed |  | | Report (volume) | | northern part of the Chilwa alkaline province, Malawi 335 BOWDEN, P., BLACK, R., MARTIN, R. F., IKEI...EMELEUS, C. H. Mid-Proterozoic alkaline magmatism in southern Greenland: the Gardar province 449 LARSEN, L...classic alkaline provinces, such as East Africa, southern Greenland and the Kola Peninsula, are included...however. The Chilwa alkaline province in Malawi, at the southern end of the rift, is an essentially intrusive...lithospheric mantle is old and will have had as complex a metamorphic and magmatic history as the overlying |  | | Report (issue) | | third order administrative area, basin/formation/region(area)/deposit, and deposit/site name. Guano and...third order administrative area, basin/formation/region(area)/ deposit, deposit/site name, deposit type...information in the next two fields, .Basin/Fmt/Region (area)/Deposit and Deposit/Site_Name, is meant...Age, Host/Associated Lithology, Host Formation/Complex, Minerals, and Geologic Comments/Deposit Description...Yacimientos no metaliferos y rocas de aplicacion de la region Patagonia-Comahue: Argentina Ministerio de Economia |  | | Book | | "Broadly regarded, the depth to which a metalliferous region has been eroded affects its present characteristics...colour index. This is, without doubt, the most complex lithologic association to be handled from the point...or in the mine workings at all. The Climax Mo complex is the best known example. Here three generations...150-200 km and are up to 15 km thick. The entire complex is composed of over 800 mappable plutons and small...occurrence, and the great Butte ore field in the southern part of the batholith. In contrast to the Peruvian |  | | Book | | "Broadly regarded, the depth ta which a metalliferous region has been eroded affects its present characteristics...colour index. This is, without doubt, the most complex lithologie association to be handled from the point...or in the mine workings at all. The Climax Mo complex is the best known example. Here three generations...150-200 km and are up to 15 km thick. The entire complex is composed of over 800 mappable plutons and small...occurrence, and the great Butte ore field in the southern part of the batholith. In contrast to the Peruvian |  | | Book | | and Platinum in Basic Magmas . . 3.3.3 Bushveld Complex . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . 3.3.5 Sudbury Igneous Complex . . . . . . . . . . . . . . . . . . . . 3.4 Komatiite...advantage is that a single keyword readily describes a complex system including the genetic model. Dill (2010)...In hydrothermal veins (especially, in the Andes region). Pentlandite (Ni,Fe)9S8. Crystal system Cubic...signiļ¬cantly increased cancer rates in the affected region and ongoing clean-up efforts (Consumer Association |  | | Conference Proceedings (Volume) | | basalt-boninite basement of west Magnitogorsk Arc, the Southern Urals, Russia ..................................Allen Archean gold skarns in iron formation, Southern Cross greenstone belt, Yilgarn Craton, Western...Neoproterozoic rocks in the Lufilian belt, Domes region, Zambia .........................................Paleoproterozoic U-mineralization in the Archean PudasjƤrvi Complex, northern Fennoscandian Shield ..................characteristics of the Yonghwa phoscorite-carbonatite complex, Korea . . ................................... |
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