 | | Journal (article/letter/editorial) | | Abstract: Several alkaline rock associations from Greenland, Canada, Morocco and Germany were investigated...rock type: In the primitive rocks, Fe-sulfides (pyrrhotite and pyrite) are common and occur with minor chalcopyrite...evolved rocks from the Ilímaussaq complex (Greenland). The stoichiometry of pyrrhotite (Fe1-xS; where typically...restricted to very reduced rocks from Greenland and Fe-deficient pyrrhotite being typical of the more oxidized...differentiation history of the magmas. Key words: pyrrhotite stoichiometry; agpaites; galena; sphalerite; |  | Hettmann, Kai, Marks, Michael A.W., Kreissig, Katharina, Zack, Thomas, Wenzel, Thomas, Rehkämper, Mark, Jacob, Dorrit E., Markl, Gregor (2014) The geochemistry of Tl and its isotopes during magmatic and hydrothermal processes: The peralkaline Ilimaussaq complex, southwest Greenland. Chemical Geology, 366. 1-13 doi:10.1016/j.chemgeo.2013.12.004 | Journal (article/letter/editorial) | | processes: The peralkaline Ilimaussaq complex, southwest Greenland Kai Hettmann a, Michael A.W. Marks a...the alkaline to peralkaline Ilimaussaq complex (South Greenland) to trace magmatic differentiation, crustal...the peralkaline Ilimaussaq intrusive complex in South Greenland as an example to explore in detail the...hydrothermal processes that led to the formation of this complex. Ilimaussaq is especially suited because it has...hydrothermal overprint is evident throughout the complex both in the form of large albitized areas (up to |  | Ratschbacher, Barbara C., Marks, Michael A.W., Bons, Paul D., Wenzel, Thomas, Markl, Gregor (2015) Emplacement and geochemical evolution of highly evolved syenites investigated by a combined structural and geochemical field study: The lujavrites of the Ilímaussaq complex, SW Greenland. Lithos, 231. 62-76 doi:10.1016/j.lithos.2015.06.004 | Journal (article/letter/editorial) | | study: The lujavrites of the Ilı́maussaq complex, SW Greenland Barbara C. Ratschbacher, Michael A.W. Marks...study: The lujavrites of the Ilı́maussaq complex, SW Greenland, LITHOS (2015), doi: 10.1016/j.lithos.2015...field study: the lujavrites of the Ilímaussaq complex, SW Greenland Eberhard Karls Universität Tübingen...(lujavrites) of the alkaline to peralkaline Ilímaussaq complex (South Greenland) reveal detailed insight into the...evolved rocks in the composite Ilímaussaq intrusion in South Greenland (e.g. Ferguson, 1964). Abundant |  | | 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 |  | Lindhuber, Matthias J., Marks, Michael A.W., Bons, Paul D., Wenzel, Thomas, Markl, Gregor (2015) Crystal mat-formation as an igneous layering-forming process: Textural and geochemical evidence from the ‘lower layered’ nepheline syenite sequence of the Ilímaussaq complex, South Greenland. Lithos, 224. 295-309 doi:10.1016/j.lithos.2015.03.007 | Journal (article/letter/editorial) | | nepheline syenite sequence of the Ilı́maussaq complex, South Greenland Matthias J. Lindhuber, Michael A.W. Marks...nepheline syenite sequence of the Ilı́maussaq complex, South Greenland, LITHOS (2015), doi: 10.1016/j.lithos...syenite sequence of the IP T Ilímaussaq complex, South Greenland SC R Matthias J. Lindhubera,1,...Mesoproterozoic alkaline AC to peralkaline Ilímaussaq complex, South Greenland shows spectacular rhythmic meter-scale...Key words: igneous layering; mat-formation; Ilímaussaq complex; kakortokites; eudialyte MA 1 Introduction |  | Teiber, Holger, Scharrer, Manuel, Marks, Michael A.W., Arzamastsev, Andrei A., Wenzel, Thomas, Markl, Gregor (2015) Equilibrium partitioning and subsequent re-distribution of halogens among apatite–biotite–amphibole assemblages from mantle-derived plutonic rocks: Complexities revealed. Lithos, 220. 221-237 doi:10.1016/j.lithos.2015.02.015 | Journal (article/letter/editorial) | | Typical accessories are baddeleyite/ zircon and pyrrhotite (Table 1). Apatite occurs in all samples as subto...pyroxene (Fig. 1a–c). 2.2. Ilímaussaq The Ilímaussaq complex (South Greenland) is part of the MidProterozoic...margin (GM1858) towards the central part of the complex (GM1333, 1332, 1330 and 1857; see details in Marks...with accessory baddeleyite/zircon, and pyrite ± pyrrhotite. All samples contain euhedral apatite (50–700...(Fig. 1g–i). 2.3. Ardnamurchan The Ardnamurchan complex (Scotland) is part of the Paleogene North Atlantic |  | Schoenberg, Ronny, Marks, Michael A.W., Schuessler, Jan A., von Blanckenburg, Friedhelm, Markl, Gregor (2009) Fe isotope systematics of coexisting amphibole and pyroxene in the alkaline igneous rock suite of the Ilímaussaq Complex, South Greenland. Chemical Geology, 258 (1) 65-77 doi:10.1016/j.chemgeo.2008.06.023 | Journal (article/letter/editorial) | | alkaline igneous rock suite of the Ilímaussaq Complex, South Greenland☆ Ronny Schoenberg a,⁎, Michael A...June 2008 Accepted 16 June 2008 Keywords: Ilímaussaq Complex Agpaitic rocks Fe isotopes Isotope fractionation...fractionation a b s t r a c t The Ilímaussaq intrusion, South Greenland, provides an exceptional test case...syenite, the most primitive rock type in the Ilímaussaq Complex, have a uniform Fe isotope composition that...ranging from 0.123 to 0.237‰. Contamination of the Ilímaussaq magma by ongoing crustal assimilation as cause |  | | 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 |  | 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 |  | | 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 |  | Ladenburger, Sara, Marks, Michael A.W., Upton, Brian, Hill, Peter, Wenzel, Thomas, Markl, Gregor (2016) Compositional variation of apatite from rift-related alkaline igneous rocks of the Gardar Province, South Greenland. American Mineralogist, 101 (3) 612-626 doi:10.2138/am-2016-5443 | Journal (article/letter/editorial) | | alkaline igneous rocks of the Gardar Province, South Greenland Sara Ladenburger1, Michael A.W. Marks1,*, Brian...of the Mid-Proterozoic Gardar Province (South Greenland) are presented and compared to apatite compositions...AmMin/special-collections.html. The Gardar Province in South Greenland represents an uplifted and eroded continental...major dike swarms are located in the Tugtutôq-Ilímaussaq and the Nunarssuit-Isortoq zones. Abundant anorthosite...of a large anorthosite body underlying South Greenland (Bridgwater 1967; Bridgwater and Harry 1968). |  | | 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 (article/letter/editorial) | | a t e / l i t h o s Apatite in the Ilímaussaq alkaline complex: Occurrence, zonation and compositional...online 22 June 2008 Keywords: Apatite REE Na Ilímaussaq Agpaitic A B S T R A C T Apatite from the augite...sodalite foyaite and naujaite) of the Ilímaussaq alkaline complex has been analysed by electron microprobe...complexes. ☆ Contribution to the mineralogy of Ilímaussaq no. 139. E-mail address: Jornr@geo.ku.dk. 0024-4937/$...assemblages has been reported from the Ilímaussaq alkaline complex where Rønsbo (1989) documented that the |  | | Journal (article/letter/editorial) | | Mn)7Ti2Si8O24(O,OH)7) samples from the 4 Ilímaussaq complex, Greenland. Thallium geochemistry was used in these...sulfide samples including chalcopyrite, pyrite, pyrrhotite, and stibnite, among others (Table 2). In comparison...yielded no measurable Tl, including sphalerite and pyrrhotite. 4.3 Tl isotope ratios Thallium isotope ratios...demonstrated by Hettmann et al. in the Ilímaussaq complex, Greenland (2014b). For each of the remaining 12...hydrothermal processes: The peralkaline Ilímaussaq complex, southwest Greenland. Chem. Geol. 366, 1–13. Howarth |  | Schilling, J., Frost, B. R., Marks, M. A. W., Wenzel, T., Markl, G. (2011) Fe-Ti oxide-silicate (QUIlF-type) equilibria in feldspathoid-bearing systems. American Mineralogist, 96 (1) 100-110 doi:10.2138/am.2011.3596 | Journal (article/letter/editorial) | | an alkaline to peralkaline multiphase intrusive complex situated roughly 40 km east of Montreal (Quebec...Common accessory minerals are baddeleyite and pyrrhotite. All of these minerals form an orthomagmatic...constituent (e.g., the augite syenite unit of the Ilímaussaq intrusion; Marks and Markl 2001) or have crystallized...volcano (southwest Germany) and the Ilímaussaq intrusion (south Greenland) The Mont Saint-Hilaire rocks crystallized...and the augite syenite unit of the Ilímaussaq complex, south Greenland (Marks and Markl 2001), of which |  | | 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...demonstrate how the thermal history of the Bushveld Complex is documented by mineral ages from samples of the |  | 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 |  | Mikhailova, Julia A., Pakhomovsky, Yakov A., Goychuk, Olga F., Kalashnikov, Andrey O., Bazai, Ayya V., Yakovenchuk, Victor N. (2021) Pre-Pegmatite Stage in Peralkaline Magmatic Process: Insights from Poikilitic Syenites from the Lovozero Massif, Kola Peninsula, Russia. Minerals, 11 (9) 974 doi:10.3390/min11090974 | Journal (article/letter/editorial) | | coarsegrained analogs of the host rocks, and extremely complex ones, containing a wide variety of rare minerals...Layered complex or (2) spatially associated with the rocks of the so-called poikilitic complex [27,28]...pegmatites associated with rocks of the poikilitic complex are characterized by the greatest variety of lithium...et al. [27] stated that rocks of the poikilitic complex represent a pegmatoid stage in evolution of the...Arzamastsev [31], the rocks of the poikilitic complex are the earliest rocks of the massif. These researchers |  | | Journal (article/letter/editorial) | | geochemistry in the Ivigtut cryolite deposit, South Greenland Jasmin Köhler a , Jens Konnerup-Madsen b , Gregor...Ga old Ivigtut (Ivittuut) intrusion in South Greenland is world-famous for its hydrothermal cryolite...Strange Lake Pluton/Labrador, Mt. St. Hilaire Complex/Quebec or Lovozero and Khibina/Kola Peninsula showed...been conducted in the Gardar Province, South Greenland where silica-undersaturated and silica-oversaturated...et al., 2003). The studies have focused on the Ilímaussaq intrusion which is the type locality of agpaitic |  | | Journal (article/letter/editorial) | | surrounding country rocks, the Schist Greywacke Complex (Villaseca et al. 2008; Merino Martínez et al....content of monazite, xenotime and zircon and a complex accessory mineral association of gahnite, chrysoberyl...felsic rocks: Zirner et al. (2015) (Ilímaussaq complex, South Greenland). (e) Plot of Na and Cl abundances;...41.2 –24.35 0.05 Note: SGC = Schist Greywacke Complex; G1, G2, and G3 are granite units of the Belvís...the Schist-Greywacke Complex (SGC), migmatitic metapelites from the Anatectic Complex of Toledo (ACT), and |  | | Journal (article/letter/editorial) | | or within late-stage dykes radiating from the complex (Le Bas, 1977). These deposits host REE and HFSE...These parameters vary significantly from complex to complex and so our models compare two endmember redox...on alkaline magmatism in the Gardar Province (Greenland), and in particular the agpaitic nepheline syenites...syenites found in the roof of the Ilímaussaq complex (Marks and Markl, 2015). The TPpR trajectory of these...country rocks, at the roof and margins of the complex, they evolve to more oxidised conditions (around |  | Sheard, E. R., Williams-Jones, A. E., Heiligmann, M., Pederson, C., Trueman, D. L. (2012) Controls on the Concentration of Zirconium, Niobium, and the Rare Earth Elements in the Thor Lake Rare Metal Deposit, Northwest Territories, Canada. Economic Geology, 107 (1) 81-104 doi:10.2113/econgeo.107.1.81 | Journal (article/letter/editorial) | | alkaline to peralkaline Blachford Lake Intrusive Complex. A layered alkaline suite dominated by aegirine...considered to represent the youngest phase of the complex. Much of the rare metal mineralization occurs in...peralkaline granites of the Khadlzan-Buregtey Granitoid Complex of 2.65, 0.58, and 0.62 wt %, respectively. In... However, in ultra-alkaline complexes (e.g., Ilímaussaq: Gerasimovsky, 1969; Strange Lake: Miller, 1986;...these complexes, the zirconium occurs mainly as complex zirconosilicate minerals, such as elpidite (Na2ZrSi6O15 |  | | Conference Proceedings (Volume) | | Paleoproterozoic U-mineralization in the Archean Pudasjärvi Complex, northern Fennoscandian Shield ..................Beaufort Kvanefjeld – a large uranium deposit in Greenland ...............................................& W. Dawes Rare earth elements in Europe and Greenland: a geological potential? An overview Nicolas...characteristics of the Yonghwa phoscorite-carbonatite complex, Korea . . ......................................occurring in blocks within Main Uralian fault zone. Pyrrhotite is the dominant ore mineral, demonstrating elevated |  | Mikhailova, Julia A., Ivanyuk, Gregory Yu., Kalashnikov, Andrey O., Pakhomovsky, Yakov A., Bazai, Ayya V., Yakovenchuk, Victor N. (2019) Petrogenesis of the Eudialyte Complex of the Lovozero Alkaline Massif (Kola Peninsula, Russia) Minerals, 9 (10) 581 doi:10.3390/min9100581 | Journal (article/letter/editorial) | | minerals Article Petrogenesis of the Eudialyte Complex of the Lovozero Alkaline Massif (Kola Peninsula...rhythmically layered in its lower part (the Layered Complex) and indistinctly layered and enriched in eudialyte-group...minerals in its upper part (the Eudialyte Complex). The Eudialyte Complex is composed of two groups of rocks...varying intensity and survived in the Eudialyte Complex, some remaining unchanged and some turning into...which belong to the miaskite association [3]. Complex Na-Ca-HFSE-REE silicates (e.g., minerals of the |  | Jiang, Junsheng, Gao, Shunbao, Zheng, Youye, Lentz, David R., Huang, Jian, Liu, Jun, Tian, Kan, Jiang, Xiaojia (2020) Geological, Geochemical, and Mineralogical Constraints on the Genesis of the Polymetallic Pb-Zn-Rich Nuocang Skarn Deposit, Western Gangdese, Tibet. Minerals, 10 (10) 839 doi:10.3390/min10100839 | Journal (article/letter/editorial) | | terrane, Qiangtang terrane, and Songpan–Ganzi complex from the south to north (Figure 1a; [8]). Generally... chlorite, and quartz, together with pyrite, pyrrhotite, and chalcopyrite formed irregular veins that...Grained chalcopyrite coexisting with anhedral pyrrhotite; (n) Replacement of galena by sphalerite, with...skarn [36]; [36]; Ilímaussaq complex complex [37]; first-generation ilvaite; Ilímaussaq [37]; W–Mo W–Mo...together with small amounts of pyrite-chalcopyrite-pyrrhotite-quartz in the late retrograde skarn stage. The |
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