 | | Book | | Kresten Valentin R. Troll The Alnö Carbonatite Complex, Central Sweden GeoGuide Series editors Wolfgang...Kresten Valentin R. Troll • The Alnö Carbonatite Complex, Central Sweden 123 Peter Kresten Section for...Department of Earth Sciences Uppsala University Uppsala Sweden Valentin R. Troll Section for Mineralogy, Petrology...Department of Earth Sciences Uppsala University Uppsala Sweden ISSN 2364-6497 ISSN 2364-6500 (electronic) GeoGuide...this respect, the late Proterozoic Alnö igneous complex in central Sweden is one of the most classical localities |  | | 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)...studies. We use the term alkaline-carbonatite complex to denote occurrences where magmatic and or carbohydrothermal...hosted by a carbonatite or alkaline-carbonatite complex, be situated at the contact between the intrusion...reported at the St.-Honoré alkaline-carbonatite complex (Canada) by Kamenetsky et al. (2015), further supporting |  | | 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 |  | | Book | | ....................................36 Lieksa complex – granitoids and high-grade gneisses ............in the Kianta terrain .........48 Nurmes gneiss complex ...................52 2.3. Iisalmi terrain ...........56 Varpaisjärvi granulite complex ........57 Rautavaara complex .........................58 2.4...belt .....................60 Siurua granulite complex .................60 The Karelian domain in northern...108 Portimo layered igneous complex ..111 Koillismaa layered igneous complex ......................... |
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