 | Finch, Adrian A., McCreath, Jamie A, Reekie, Callum D.J., Hutchison, William, Ismaila, Abdulmalik, Armour-Brown, Ashlyn, Andersen, Tom, Simonsen, Siri L. (2019) From Mantle to Motzfeldt: A genetic model for syenite-hosted Ta,Nb-mineralisation. Ore Geology Reviews, 107. 402-416 doi:10.1016/j.oregeorev.2019.02.032 | Journal (article/letter/editorial) | | Motzfeldt Tantalum-Niobium-rich syenite in south-west Greenland, considered to be one of the world’s largest Ta...chilled and repeated sheeting at the roof provided a complex suite of cross-cutting syenite variants, including...friable and striking pink-nature of the Motzfeldt Sø Centre. Carbon and oxygen isotope investigation of carbonate...alkaline, Gardar Province, hydrothermal alteration, Greenland INTRODUCTION High Field Strength Elements (HFSE)...are enriched in the Motzfeldt Complex, Gardar Province, South Greenland (e.g. Armour-Brown et al. 1983) |  | | 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...formation of Ca- and CO2-rich minerals of the cancrinite group points to the associated carbonatites as...processes, carbonatite-derived fluids, Tamazeght complex, Morocco. Sommaire Le complexe éocène du Tamazeght...minéraux enrichis en Ca et CO2 du groupe de la cancrinite, portent à croire que les carbonatites associées |  | | Journal (article/letter/editorial) | | 873–892 Evolution of the North Qo“roq centre nepheline syenites, South Greenland: alkali-mafic silicates...Saskatchewan, Canada, S4S 0A2 ABSTR ACT The North Qôroq centre comprises a series of concentric nepheline...Nepheline Syenite Complex, in the rift-related Gardar Province of South Greenland. The North Qôroq syenites...variation both within units and throughout the centre. Many of the rocks have been affected by metasomatic...compositions exhibited by pyroxene and amphibole from North Qôroq are examined and related to either primary |  | 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...these complexes, the zirconium occurs mainly as complex zirconosilicate minerals, such as elpidite (Na2ZrSi6O15...For example, REE and the HFSE in the Tamazeght Complex, Morocco, are hosted in secondary phases such as |  | | Journal (article/letter/editorial) | | mariupolite components resulted in formation of cancrinite, calcite, fluorite, REEbearing minerals such...whereas zircon, pyrochlore, sodalite, natrolite, cancrinite, K-feldspar, annite, fluorbritholite-(Ce), fluorapatite...mariupolite are mainly represented by annite, cancrinite and natrolite. This study presents the evolution..., 2011), about 200 in the Ilimaussaq complex in South Greenland (Sørensen, 1997) and about 100 in the...respectively. Alkaline massives in Ilimaussaq (Greenland), Saima (China) and Pilanesberg in South Africa |
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