 | Wu, Fu-Yuan, Yang, Yue-Heng, Marks, Michael A.W., Liu, Zhi-Chao, Zhou, Qin, Ge, Wen-Chun, Yang, Jing-Sui, Zhao, Zi-Fu, Mitchell, Roger H., Markl, Gregor (2010) In situ U–Pb, Sr, Nd and Hf isotopic analysis of eudialyte by LA-(MC)-ICP-MS. Chemical Geology, 273 (1) 8-34 doi:10.1016/j.chemgeo.2010.02.007 | Journal (article/letter/editorial) | | syenites a b s t r a c t Eudialytes are a group of complex Na–Ca zirconosilicate minerals that generally occur...eudialytes from nepheline syenites from Ilímaussaq (Greenland), Khibiny and Lovozero (Russia), Saima (China)...have been obtained for zircon, baddeleyite and rutile (Thirlwall and Walder, 1995; Griffin et al., 2000;...titanite, ilmenite and rutile are common; whereas in agpaitic rocks, complex Na–Ca zirconosilicates ...Peninsula in Russia, the Ilímaussaq complex of South Greenland, the Tamazeght complex in Morocco, and the |  | Borst, A. M., Friis, H., Andersen, T., Nielsen, T. F. D., Waight, T. E., Smit, M. A. (2016) Zirconosilicates in the kakortokites of the Ilímaussaq complex, South Greenland: Implications for fluid evolution and high-field-strength and rare-earth element mineralization in agpaitic systems. Mineralogical Magazine, 80 (1) 5-30 doi:10.1180/minmag.2016.080.046 | Journal (article/letter/editorial) | | Zirconosilicates in the kakortokites of the Ilímaussaq complex, South Greenland: Implications for fluid evolution...Economic Geology, Geological Survey of Denmark and Greenland, Øster Voldgade 10, 1350 Copenhagen, Denmark Department...nepheline syenites (kakortokites) of the Ilímaussaq complex, South Greenland, host voluminous accumulations of...of eudialyte-group minerals (EGM). These complex Na-Ca-zirconosilicates contain economically attractive...silicate gittinsite, previously unidentified at Ilímaussaq, requires an increase in CaO activity and suggests |  | | Journal (article/letter/editorial) | | Narsaq region, Gardar alkaline province, south Greenland and relationships to other aillikitic–carbonatitic...voluminous aillikitic intrusions crop out near the Ilímaussaq Complex, which they predate by a few million years...volatile-rich residues. The petrography is highly complex, involving at least 28 mineral species. Pyroxenitic...(1350–1140 Ma) suite of alkalic intrusions in southern Greenland (Upton and Emeleus, 1987; B.G.J. Upton et al...syenite plutons including the celebrated Ilímaussaq Complex, the province also includes some enigmatic |  | | Journal (volume) | | E T I N 1 9 0 · 2001 The Ilímaussaq alkaline complex, South Greenland: status of mineralogical research...Sørensen Contributions to the mineralogy of Ilímaussaq, no. 100 Anniversary volume with list of minerals...SURVEY OF DENMARK AND GREENLAND MINISTRY OF THE ENVIRONMENT 1 Geology of Greenland Survey Bulletin 190...Gardar province, geochemistry, hyper-agpaite, Ilímaussaq, mineralogy, nepheline syenite, peralkaline,...South Greenland. Cover Igneous layering in kakortokites in the southern part of the Ilímaussaq alkaline |  | | Book | | findings for Sept Iles, Bushveld, Kiglapait, Ilímaussaq, and layered rocks in ophiolites are also presented...Jacqueline Vander Auwera 465 12 The Bushveld Complex, South Africa �������������������������������...Stearns A. Morse 589 14 The Ilímaussaq Alkaline Complex, South Greenland ��������������������������... D. Nielsen Geological Survey of Denmark and Greenland, Copenhagen, Denmark Brian O’Driscoll School of...mineral chronometers (e.g., zircon, baddeleyite, rutile, apatite, titanite) potentially present in layered |  | | Journal (article/letter/editorial) | | nepheline syenite (white foyaite) from the Pilanesberg Complex, South Africa Tom Andersen, Marlina Elburg, Muriel...nepheline syenite (white foyaite) from the Pilanesberg Complex, South Africa, Chemical Geology (2016), doi: 10...nepheline syenite (white foyaite) from the Pilanesberg Complex, South Africa Muriel Erambert1 T Tom Andersen1...Abstract MA The Mesoproterozoic Pilanesberg Complex, South Africa, is built up by several distinct...outermost ring in the southwestern part of the complex (“Matooster type TE white foyaite”). In this |  | | Journal (article/letter/editorial) | | Malosa in the Zomba-Malosa alkaline syenite-granite complex in southern Malawi is famous for exceptional crystals...been recorded from the Jos-Bukuru Younger granite complex in Plateau State (von Knorring and Dyson 1959)...syenite complexes. In Greenland, genthelvite occurs in the Ilímaussaq alkaline complex. At Narsaq in the...the northern part of the complex, it has been found in eudidymite-bearing albitite veins cutting sodalite...Kangerluarsuk and Nakkaalaaq areas of the Ilímaussaq complex. Elsewhere in Greenland, genthelvite occurs as interstitial |  | | Journal (article/letter/editorial) | | Metallogeny of South Greenland: A review of geological evolution, mineral occurrences...Jochen, Thrane, Kristine, Metallogeny of South Greenland: A review of geological evolution, mineral occurrences...pertain. ACCEPTED MANUSCRIPT Metallogeny of South Greenland: A review of geological evolution, mineral occurrences...Thrane IP The Geological Survey of Denmark and Greenland, Øster Voldgade 10, DK-1350 Copenhagen K, Denmark...steenfelt@gmail.com; ast@geus.dk NU Abstract South Greenland has been the site of historic mining of cryolite |  | Salvi, S., Fontan, F., Monchoux, P., Williams-Jones, A. E., Moine, B. (2000) Hydrothermal Mobilization of High Field Strength Elements inAlkaline Igneous Systems: Evidence from the Tamazeght Complex (Morocco) Economic Geology, 95 (3) 559-576 doi:10.2113/gsecongeo.95.3.559 | Journal (article/letter/editorial) | | Alkaline Igneous Systems: Evidence from the Tamazeght Complex (Morocco) STEFANO SALVI,† FRANÇOIS FONTAN, PIERRE...Toulouse, France Abstract The Tamazeght alkaline complex (High Atlas Mountains of Morocco) is a middle Eocene...contain the highest concentrations of Zr in the complex, although these concentrations are not sufficient...minerals include zircon, a Ti (±Nb) silicate or oxide (rutile?), an Mn hydroxide(?), and less commonly, sphalerite...galena. The occurrence of zircon, parisite, and rutile are evidence for mobilization of Zr and other HFSE |  | Nie, Xiao, Wang, Zongqi, Chen, Lei, Yin, Jingwu, Xu, Haiming, Fan, Li, Chen, PuPu, Wang, Gang (2020) Mineralogical constraints on Nb–REE mineralization of the Zhujiayuan Nb (−REE) deposit in the North Daba Mountain, South Qinling, China. Geological Journal, 55 (6). 4845-4863 doi:10.1002/gj.3710 | Journal (article/letter/editorial) | | stages and genetic types of biotite, apatite, and rutile make it an excellent locality to constrain the...(EPMA), chemical analyses of biotite, apatite, rutile, columbite-group minerals, fersmite, monazite,...apatite (Ap-2). Rutile can also be divided into two types: magmatic (Rt-1) and hydrothermal rutile (Rt-2). Rt-1...concentrations of Nb and REE were incorporated into the rutile and apatite, respectively, during the magmatic...likely derived from the metasomatism of magmatic rutile. The REE content decreased from Ap-1 to Ap-2, possibly |  | | Journal (article/letter/editorial) | | HFSE minerals [typically, bastnäsite-(Ce), zircon, rutile, xenotime-(Y), and columbite] and phenakite (the...precipitation of HFSE minerals, including zircon, rutile, anatase, and REE fluorcarbonates. Initial replacement...amphibole from the Deloro complex, Ontario and the Mount Abu-Kharif complex in Egypt, and Piilonen & McDonald...al. 2012), belong to the Blachford Lake Igneous Complex (Davidson 1978, 1982) that is related to a Paleoproterozoic...to distinguish the TiO2 polymorphs anatase and rutile, and to distinguish phenakite from quartz and bertrandite |  | Kolb, Jochen, Keiding, Jakob K., Steenfelt, Agnete, Secher, Karsten, Keulen, Nynke, Rosa, Diogo, Stensgaard, Bo M. (2016) Metallogeny of Greenland. Ore Geology Reviews, 78. 493-555 doi:10.1016/j.oregeorev.2016.03.006 | Journal (article/letter/editorial) | | Metallogeny of Greenland Jochen Kolb, Jakob K. Keiding, Agnete Steenfelt, Karsten Secher...Rosa, Diogo, Stensgaard, Bo M., Metallogeny of Greenland, Ore Geology Reviews (2016), doi: 10.1016/j.oregeorev...pertain. ACCEPTED MANUSCRIPT Metallogeny of Greenland JOCHEN KOLB1, JAKOB K. KEIDING1,2, AGNETE STEENFELT1...Economic Geology, Geological Survey of Denmark and Greenland, Øster Voldgade 10, 1350 Copenhagen K, Denmark...TE D MA Corresponding author: jkol@geus.dk Greenland is the largest island on Earth, with 80% of its |  | Goodenough, K.M., Schilling, J., Jonsson, E., Kalvig, P., Charles, N., Tuduri, J., Deady, E.A., Sadeghi, M., Schiellerup, H., Müller, A., Bertrand, G., Arvanitidis, N., Eliopoulos, D.G., Shaw, R.A., Thrane, K., Keulen, N. (2016) Europe's rare earth element resource potential: An overview of REE metallogenetic provinces and their geodynamic setting. Ore Geology Reviews, 72. 838-856 doi:10.1016/j.oregeorev.2015.09.019 | Journal (article/letter/editorial) | | Uppsala, Sweden e Geological Survey of Denmark and Greenland, Øster Voldgade 10, DK-1350 Copenhagen K, Denmark...of Precambrian to Palaeozoic age and occur in Greenland and the Fennoscandian Shield. Of particular importance...their REE potential are the Gardar Province of SW Greenland, the Svecofennian Belt and subsequent Mesoproterozoic...European REE ores. Such raw material processing is complex, comprising a beneficiation step to concentrate...candidate countries, plus Norway, Switzerland, and Greenland. Russia and Ukraine are not included in this work |  | Schaltegger, U., Ulianov, A., Muntener, O., Ovtcharova, M., Peytcheva, I., Vonlanthen, P., Vennemann, T., Antognini, M., Girlanda, F. (2015) Megacrystic zircon with planar fractures in miaskite-type nepheline pegmatites formed at high pressures in the lower crust (Ivrea Zone, southern Alps, Switzerland) American Mineralogist, 100 (1) 83-94 doi:10.2138/am-2015-4773 | Journal (article/letter/editorial) | | nepheline syenite pegmatites from the Finero complex in the Northeastern part of the Ivrea-Verbano Zone...al. 2010) and the Gardar rifting province of Greenland (Upton and Emeleus 1987). Zircon is a characteristic...low pressures (e.g., 0.1 GPa for the Larvik and Ilímaussaq complexes, Andersen et al. 2010; Konnerup-Madsen...212.5 and 190 Ma in the mafic-ultramafic Finero Complex, a 15 km long inlier in the IVZ lower crust. Some...is approximated by a U-Pb age of 181 ± 4 Ma from rutile of the IVZ (Zack et al. 2011), dating the cooling |  | | Journal (article/letter/editorial) | | Germany Abstract The Eocene Tamazeght (or Tamazert) complex, situated in the High Atlas Mountains of Morocco...restricted areas, the most evolved silicate unit of the complex (malignites) contains eudialyte-group minerals...processes, carbonatite-derived fluids, Tamazeght complex, Morocco. Sommaire Le complexe éocène du Tamazeght...minerals in agpaitic peralkaline rocks includes complex silicates containing the high field-strength elements...Important localities of such rocks are the Ilímaussaq complex in Greenland, the Khibina and Lovozero complexes |  | | Journal (article/letter/editorial) | | nepheline syenite in the Pilanesberg Alkaline Complex, South Africa Tom Andersen, Marlina Elburg, Muriel...nepheline syenite in the Pilanesberg Alkaline Complex, South Africa. The address for the corresponding...nepheline syenite in the Pilanesberg Alkaline Complex, South Africa Tom Andersen1,2*, Marlina Elburg2...nepheline syenite in the Pilanesberg Alkaline Complex show contrasting Zr- and Ti-bearing mineral assemblages:...Khibina and Lovozero, Kola Peninsula; Ilímaussaq, South Greenland) and as pegmatites and other late-stage |  | Mikhailova, Julia A., Pakhomovsky, Yakov A., Panikorovskii, Taras L., Bazai, Ayya V., Yakovenchuk, Victor N. (2020) Eudialyte Group Minerals from the Lovozero Alkaline Massif, Russia: Occurrence, Chemical Composition, and Petrogenetic Significance. Minerals, 10 (12) 1070 doi:10.3390/min10121070 | Journal (article/letter/editorial) | | body. The lower part of the massif (the Layered complex) is composed of regularly repeating rhythms: melanocratic...(urtite). The upper part of the massif (the Eudialyte complex) is indistinctly layered, and lujavrite enriched...modal content of EGM in the foyaite of the Layered complex and to the appearance of primary minerals of the...lovozerite group in the foyaite of the Eudialyte complex. Keywords: eudialyte-group minerals; Lovozero Alkaline...samples from the Ilimaussaq alkaline massif in Greenland [1]. Yet, even now this mineral, more precisely |  | Tay, Stephanie L., Scott, James M., Palmer, Marshall C., Reid, Malcolm R., Stirling, Claudine H. (2021) Occurrence, geochemistry and provenance of REE-bearing minerals in marine placers on the West Coast of the South Island, New Zealand. New Zealand Journal of Geology and Geophysics, 64 (1). 89-106 doi:10.1080/00288306.2020.1736585 | Journal (article/letter/editorial) | | also the granitoids, with contributions from the Greenland Group and Alpine Schist. When the REE abundances...sedimentary rocks west of the Alpine Fault The Greenland Group is the oldest metamorphic unit in the Westland...2019). Documented REE-bearing minerals in the Greenland Group include detrital zircon, apatite, monazite...(Christie et al. 2010; Durance and Polette 2016). The Greenland Group hosts the Reefton goldfield, where orogenic...folding (Rattenbury and Stewart 2000). Detrital rutile is also present, and some has undergone recrystallization |  | Ruberti, Excelso, Enrich, Gaston E. R., Azzone, Rogério G., Comin-Chiaramonti, Piero, De Min, Angelo, Gomes, Celso B. (2012) The Banhadão Alkaline Complex, Southeastern Brazil: source and evolution of potassic SiO2-undersaturated high-Ca and low-Ca magmatic series. Mineralogy and Petrology, 104 (1) 63-80 doi:10.1007/s00710-011-0171-9 | Journal (article/letter/editorial) | | 1007/s00710-011-0171-9 ORIGINAL PAPER The Banhadão Alkaline Complex, Southeastern Brazil: source and evolution of potassic...2011 Abstract The Cretaceous Banhadão alkaline complex in southeastern Brazil presents two potassic SiO2-undersaturated...metasomatized lithospheric mantle enriched the source with rutile-bearing phlogopite clinopyroxenite veins. Kamafugite-like...(Comin-Chiaramonti and Gomes 2005). The Banhadão alkaline complex, which is located close to the São Jerônimo-Curiuva...phogopite-rich varieties. The Banhadão alkaline complex is emplaced in the Arrieiros Unit (monzogranite |  | Li, D.-Y., Xiao, Y. L., Li, W.-Y., Zhu, X., Williams, H. M., Li, Y.-L. (2016) Iron isotopic systematics of UHP eclogites respond to oxidizing fluid during exhumation. Journal of Metamorphic Geology, 34 (9) 987-997 doi:10.1111/jmg.12217 | Journal (article/letter/editorial) | | isotopes, which can be expected to display more complex behaviour relating to changes in some geochemical...(i.e. garnet, omphacite, phengite, amphibole and rutile) from UHP eclogites from the Dabie-Sulu orogen...rights reserved. Accepted Article The Bixiling complex, whose GPS coordinates are 30°43.76’ N and 116°16...rocks provide evidence for the subduction of this complex to depths of >100 km, potentially exceeding 200...- 95%) with minor amphibole, quartz, phengite, rutile and symplectite in three samples (bxl-4, bxl-5 |  | | Journal (article/letter/editorial) | | PETROGENESIS OF THE LATE CRETACEOUS ABU KHURUQ ALKALINE COMPLEX, EASTERN DESERT, EGYPT Mohamed A. OBEID§ Department...The Late Cretaceous rocks of the Abu Khuruq ring complex (AKRC), exposed in the southern Eastern Desert...nephelinebearing pegmatites. The rocks of the complex are dominantly metaluminous and enriched in both...by crustal material. Keywords: Abu Khuruq ring complex, syenite, gabbro, phonolite, trachyte, geochemistry...Desert, Egypt. Introduction The Abu Khuruq ring complex (AKRC), located in the southern Eastern Desert |  | Smith, M.P., Moore, K., Kavecsánszki, D., Finch, A.A., Kynicky, J., Wall, F. (2016) From mantle to critical zone: A review of large and giant sized deposits of the rare earth elements. Geoscience Frontiers, 7 (3) 315-334 doi:10.1016/j.gsf.2015.12.006 | Journal (article/letter/editorial) | | the primary igneous source, but the grade is a complex function of igneous source, magmatic crystallisation...molal Na2O+K2O/Al2O3>1.2, and the formation of complex Zr and Ti minerals such as eudialyte – such rocks...host marble. The geochronology of the ores is complex, with periods defined from 1230– 1350 Ma (largely...2015). SC Bear Lodge– The Bear Lodge Carbonatite complex is not currently mined, but hosts potentially economic...by Moore et al. (2015). The Bear Lodge Alkaline Complex is part of the Black Hills Intrusive Belt, South |  | Honour, V.C., Goodenough, K.M., Shaw, R.A., Gabudianu, I., Hirtopanu, P. (2018) REE mineralisation within the Ditrău Alkaline Complex, Romania: Interplay of magmatic and hydrothermal processes. Lithos, 314. 360-381 doi:10.1016/j.lithos.2018.05.029 | Journal (article/letter/editorial) | | REE mineralisation within the Ditrău Alkaline Complex, Romania: Interplay of magmatic and hydrothermal...Available online 6 July 2018 Keywords: Ditrău Complex, Romania Alkaline intrusion Late-stage magmatic...mineralisation a b s t r a c t The Ditrău Igneous Complex (north-east Romania) is a tilted Mesozoic alkaline...supply security for these critical metals. The complex comprises a sequence of ultramafic rocks, alkali...fluids and are cut by secondary mafic dykes. The complex was subsequently cut by REE-mineralised carbonate-rich |  | | Report (issue) | | half-life of 238U. The decays of 235U and 238U are complex, with many intermediate daughter products. These...Xiangshan (China) Rössing (Namibia), Ilimaussaq (Greenland), Palabora (S. Africa) Olympic Dam (Australia)...fit into other types, and have origins that are complex (Ruzicka 1982, IAEA 1986, Martin-Izard et al. 2002)...about 10% of the global U production. (5) Breccia complex deposits of U are dominated by the Mesoproterozoic...granite breccia complex in the Gawler Craton (Reeve et al. 1990). The central core of the complex is barren |  | | Journal (article/letter/editorial) | | chlorite and calcite. Hydrothermal needle-like rutile host volcanic-subvolcanic rocks (Hu et al., 2009)...Geological map of the Xiangshan volcanic-intrusive complex with representative U deposits (after Li & Zhang...sericite, quartz, U-rich phase, apatite, pyrite and rutile, which can be regarded as The Pb–Zn mineralization...the tiny cracks; (d) REE-fluorocarbonate mineral, rutile and chlorite were composed of allanite pseudocrystal;...minerals; (f) Apatite was associated with monazite and rutile; (g) Monazite occurs as cement between sericite |
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