| | Journal (article/letter/editorial) | detailed geological work at the Alnö Island alkaline-carbonatite complex in 1889. The history of carbonatite...(fenitisationtype metasomatism), and alkaline-carbonatite complex morphology to the exploration geologist, (iii)...carbonatite’, ‘dolomite carbonatite’ (Figure 1), or ‘ferrocarbonatite’, where the main carbonate is iron-rich. If...magnesiocarbonatite [MgO > (FeO + Fe2O3 + MnO)] and ferrocarbonatite [MgO < (FeO + Fe2O3 + MnO)] (Woolley and Kempe...studies. We use the term alkaline-carbonatite complex to denote occurrences where magmatic and or carbohydrothermal | | | Journal (article/letter/editorial) | (1986): Magmatic fluids in the Fen carbonatite complex, S.E. Norway: Evidence for midcrustal fractionation...Carbonatite-related contact metasomatism in the Fen complex, Norway: effects and petrogenetic implications...crystallisation of calcite carbonatite magma in the Fen complex, Norway. - Min. Mag., 55, 81-94. ANOVITZ, L.M....(1994): The Kunene complex, Angola/Namibia: a composite massif-type anorthosite complex. - Geol. Mag., 131...garnet-orthopyroxene granulites from the Proterozoic Epupa Complex, NW Namibia. - J. Petrol., 44, 1121-1144. BRØGGER | | Elliott, H.A.L., Wall, F., Chakhmouradian, A.R., Siegfried, P.R., Dahlgren, S., Weatherley, S., Finch, A.A., Marks, M.A.W., Dowman, E., Deady, E. (2018) Fenites associated with carbonatite complexes: A review. Ore Geology Reviews, 93. 38-59 doi:10.1016/j.oregeorev.2017.12.003 | Journal (article/letter/editorial) | have been identified between the presence of more complex veining textures, mineralogy and brecciation in...produced from 164 parent alkaline magmas via a complex combination of liquid immiscibility and/or 165...of hydrothermal 181 fluids in and around the complex. With very few exceptions (e.g. Arzamastsev et...(1921) in his 186 memoir on the Fen carbonatite complex, Norway. Since the initial studies of the 187...187 1920s, further investigation of this complex has advanced our understanding of its 188 petrography | | | Journal (article/letter/editorial) | Pekov, 2000) in the lujavrites of the Lovozero complex from which a concentrate with about 8 wt.% Nb2O5...Nb, due to the penchant for the element to form complex anions (NbO34 −; NbO76 −; Nb2O26 −) which cannot...Nb minerals whose structure is based upon these complex ions. Typically, basaltic rocks contain less than...nephelinite–melilitite magmas is considered to be a complex multi-stage process involving partial melting of...mineralogy of Nb is complicated, and dominated by complex oxides and silicates many of which contain lattice | | | Report (issue) | SLOVAKIA SLOVENIA SOUTH AFRICA SPAIN SRI LANKA SUDAN SWEDEN SWITZERLAND SYRIAN ARAB REPUBLIC TAJIKISTAN THAILAND...................................... 23 6.1.14. Sweden..................................................solubility of thorium reaches 100 ppm as a sulphate complex (e.g. in Italy thorium was deposited in acid hot...comparatively simple composition, other minerals are complex in their mineralogical formula and are not repeated...professional papers from Austria, Italy, Spain and Sweden. Recently, resource figures assigned to categories |
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