 | | Report (issue) | | Iron oxide copper-gold mineralising systems in Greenland No. 13 - January 2009 GO_13.qxp:GO-02 copy...oxide copper-gold (IOCG) mineralising systems in Greenland In the wake of the discovery of the giant Olympic...compared to geological features recognised in Greenland. 2 Soil sampling in a rusty zone of a gneiss...The Bayan Obo deposit in the Mongolia Autonomous Region, China is the world’s largest rare-earth elements...etc. Fe, Nb, REE Bayan Obo, Mongolia Autonomous Region, China Exploration criteria IOCG deposits are |  | | Report (issue) | | 11.34 Side 1 Airborne geophysical data from Greenland No. 22 - February 2013 GO no. 22_GO-22.qxp...Airborne geophysical data from Greenland 1970s in West and South Greenland. As for most surveys at the time...parts of Greenland, now taking advantage of modern GPS techniques. Substantial parts of Greenland have now...update on the airborne geophysical surveys from Greenland, previously presented in Geology and Ore no. 3...investigations of large areas as is the case in Greenland. For these reasons large efforts have been invested |  | Wang, Zhen-Yu, Fan, Hong-Rui, Zhou, Lingli, Yang, Kui-Feng, She, Hai-Dong (2020) Carbonatite-Related REE Deposits: An Overview. Minerals, 10 (11) 965 doi:10.3390/min10110965 | Journal (article/letter/editorial) | | minerals Review Carbonatite-Related REE Deposits: An Overview Zhen-Yu Wang 1,2 , Hong-Rui Fan 1,2,3...elements (LREE)) deposits are closely related to carbonatite in China. Such a type of deposit may also contain...Nb, Th and Sc. According to the genesis, the carbonatite-related REE deposits can be divided into three...type and carbonatite weathering-crust type. This paper provides an overview of the carbonatite-related...primary magmatic type and hydrothermal type. The carbonatite-related endogenetic REE deposits are mainly distributed |  | | Journal (article/letter/editorial) | | potassic and carbonafitic magmatism in West Greenland Lotte Melchior Larsen ~ and David C. R e x b ~Gronlands... potassic and zarbonatific magmatism in West Greenland. In: A. Peccerillo and S. Foley (Editors), Potassic...potassic lamprophyres have been produced in West Greenland in recurrent events since the Archaean. Five distinct...The rocks comprise two large and four small carbonatite occurrences, four kimbeflite dyke swarms, one...The rocks are very unevenly distributed in West Greenland, indicating a lithospheric control, probably by |  | | Journal (article/letter/editorial) | | Cr-rich magnetite and graphite coexist with carbonatite minerals and precipitated from carbonate magma...PTconditions. Mineral geothermometers for the Newania carbonatite give temperatures from 463 to 950°C. The parental...ripp@gin.bscnet.ru Introduction The Newania carbonatite complex is situated 40 km east of Udaipur, within...Mineralization is also associated with the Newania carbonatite in the form of disseminated, uraniferous pyrochlore...of Gold. The carbonatitic nature of the Newania complex was first recognized by Dar (1964) during prospecting |  | | Journal (article/letter/editorial) | | Alteration of a Melilitite-Clan Carbonatite and the Potential for Remote Carbonatite Detection Ethan J. Shavers...Alteration of a Melilitite-Clan Carbonatite and the Potential for Remote Carbonatite Detection, Ore Geology Reviews...Alteration of a Melilitite-Clan Carbonatite and the Potential for Remote Carbonatite Detection Ethan J. Shavers...emplacement of syngenetic alkaline, ultramafic and carbonatite (AUC) intrusions are made more diverse by variable...variable weathering and alteration. Ultramafic-carbonatite intrusive complexes are a source for many valuable |  | | Journal (article/letter/editorial) | | conditions between those in which primary dolomite carbonatite and ultramafic magmas of high-pressure origin...metamorphism. K EY WORDS : Cahermore, carbon isotope, carbonatite, chlorite, dolomite, Ireland, mantle, magnesite...subvolcanic intrusion can be described as a dolomite carbonatite. The dolomite segregation-like features are composed...mineralogy clearly show it is a carbonatite. mine its relationship to carbonatite or other potentially mantle-derived...back-scattered electron (BSE) images of the carbonatite. (a) Chrome spinel crystals in the groundmass |  | | Journal (article/letter/editorial) | | during crystallization of calcite carbonatite magma in the Fen complex, Norway TOM ANDERSEN AND HAKON AUSTRHEIM...gate N-0562 Oslo 5, Norway Abstract Calcite carbonatite (scvite), associated apatite cumulates and contact...contact metasomatic phlogopite-rocks in the Fen complex (S. Norway) contain coexisting apatite and phlogopite...magmatic descent gave rise to calcite carbonatite magma in the Fen complex. Combined apatite-phlogopite geothermometry...temperatures. KEYWORDS: calcite, carbonatite, scvite, fugacity, Fen complex, Norway. Introduction FLUORINE |  | | Journal (article/letter/editorial) | | alkaline silicate igneous rocks, forming alkaline-carbonatite complexes, but some occur as isolated pipes,...indicator mineral surveys Carbonatites and alkaline-carbonatite complexes are the main sources of rare earth... Nine per cent of carbonatites and alkaline-carbonatite complexes contain active or historic mines, making...Introduction Mineralised carbonatites and alkaline-carbonatite complexes are highly sought after, multi-commodity...targets for mining companies worldwide. Alkaline-carbonatite complexes are significant sources of Cu, apatite |  | | Journal (article/letter/editorial) | | in The Netherlands Calcite-bearing dolomite carbonatite dykes from Veseloe, North Transbaikalia, Russia...of the order of crystallization seen in most carbonatite complexes. Strontium isotope ratios are consistent...plot in the accepted box for primary igneous carbonatite. Mineral geothermometers, inclusion measurements...carbonated-silicate parental melt. Introduction A new carbonatite area has been discovered recently in North Transbaikalia...carbonatites are Late Riphean calcite-bearing dolomite carbonatite dykes intruded into Early Precambrian (2000 Ma) |  | | Journal (issue) | | Narssarssuk, Greenland. Photo by R. Bode. TITLE PAGE: The most common mineral in Greenland: ice —making...up the typical Arctic icebergs, ubiquitous in Greenland waters; photo by B. L. Nielsen. This special...AMMASSALIK (ANGMAGSSALIK) GEOLOGICAL MAP OF GREENLAND NUUK (GODTHAB) PAAMIUT (FREDERIKSHAB) ARSUK...Paleozoic and Mesozoic North Greenland platform and fold belt East Greenland Caledonian fold belt P rote...Archaean i 500 km i i i i PREFACE Throughout Greenland there are many interesting mineral localities |  | | Journal (article/letter/editorial) | | possibly carbonates) from an ultrabasic alkaline complex in a peralkaline nephelinite composition induces...The present pyroxenes can be represented as a complex solid solution where the sum of hedenbergite and...would certainly imply an excessive amount of the carbonatite endmember in a mixing model. Contamination by...whether the crystals are zoned. The Libby igneous complex (Boettcher, 1967) is composed of ultramafic alkaline...the Tamazert (Midelt, Morocco) Eocene alkaline complex indicate the presence of Sr-rich carbonates (6% |  | | Journal (article/letter/editorial) | | and may represent parent magmas for coeval carbonatite complexes. Their additional occurrence in an...lamprophyre-carbonatite dykeswarms, nephelinite-carbonatite volcanoes, or intrusive carbonatite-(ijolite-syenite...More specifically, Dawson's (1971) term central complex kimberlite has been (rather indiscriminately) adopted...olivinites, uncompahgntes, turjailes etc in central 'carbonatite complexes' Tectonic environments where occur...delineated major differences between 'central complex kimberlites' (UML) and archetypal (e.g. S. African) |  | | Journal (article/letter/editorial) | | Petrology 9 Springer-Verlag1992 The Mud Tank carbonatite complex, central Australiaan example of metasomatism...October 2, 1991 Abstract. The M u d Tank carbonatite complex comprises a series of lenses emplaced a b...aluminous rocks. Xenoliths of all sizes abound in the complex. Inclusions of unfoliated mafic granulites lack...inclusions contain riebeckite and aegirine. The complex contains magnesio-katophorite to magnesio-arfvedsonite...configuration o f the complex probably results from re-mobilisation of carbonatite and entrainment of parts |  | | Report (issue) | | third order administrative area, basin/formation/region(area)/deposit, and deposit/site name. Guano and...third order administrative area, basin/formation/region(area)/ deposit, deposit/site name, deposit type...information in the next two fields, .Basin/Fmt/Region (area)/Deposit and Deposit/Site_Name, is meant...Age, Host/Associated Lithology, Host Formation/Complex, Minerals, and Geologic Comments/Deposit Description...Yacimientos no metaliferos y rocas de aplicacion de la region Patagonia-Comahue: Argentina Ministerio de Economia |  | | Book | | Pyrochlore Group Minerals from the Qaqarssuk Carbonatite Complex. C. Knudsen ( with 8 Figures) . . . . . ...(Y), Nb, and Ta Enrichment in Pegmatitesand Carbonatite-Alkalic Rock Complexes. P. Möller (with 18 Figures)...square-based antiprism (Fig. 1c) in nordite, a complex silicate where only traces of Ca substitute for...the cerium group, in calcites from the Oka carbonatite complex. 6.3 Oxides In 39 of their oxides/hydroxides...contain up to 15 000 ppm and those from Oka carbonatite up to 40 000 ppm (Eby 1975). Fleischerand Altschuler |  | | Journal (article/letter/editorial) | | smallest and youngest parts of a carbonatite-alkaline rock complex that formed during fractional crystallization...concentrations, and the aluminosity of the melt. Carbonatite-alkaline rock complexes commonly possess a concentric...sedimentary (Fig. 1). Igneous ores are typically carbonatite, which is an igneous rock with over 50 vol %...phosphate rock is the Devonian Khibina Alkaline Complex in Russia’s Kola Peninsula (Fig. 2), with seven...Brazil, most associated with Cretaceous alkaline carbonatite complexes located at the edges of Paleozoic basins |  | | Report (volume) | | carbonatites 53 TWYMAN, J. D. & GITTINS, J. Alkalic carbonatite magmas: parental or derivative ? 85 DAWSON...Mid-Proterozoic alkaline magmatism in southern Greenland: the Gardar province 449 LARSEN, L. M. & SORENSEN...T. F. D. Tertiary alkaline magmatism in East Greenland: a review 489 DOWNES, H. Tertiary and Quaternary...alkaline provinces, such as East Africa, southern Greenland and the Kola Peninsula, are included together...Larsen et al. (1983) for the Tupertalik carbonatite in western Greenland. At the present time, alkaline magmas |  | | Book | | Copper Country (vol. 23, no. 2) Co. Company G Greenland (vol. 24, no. 2) fl. Fluorescent, or fluoresces...Copper Country; 23/#4, Yukon Phosphates; 24/#2, Greenland; and 25/#6, The History of Mineral Collecting)...81-160 161-240 241-320 321--400 [ 1-104 GREENLAND] HMC0 ] 1-264 •MINERAL MUSEUMS OF EASTERN...Rare-earth minerals in the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli)...Cassedanne) 8:382-387 Amethyst from the Thunder Bay region, Ontario (by D. G. Ellion) 13:67-70 New data on |  | | Book | | iphlogopite Series in the Catalao-I and -II Carbonatite Complexes, Brazil. Experimental Study of Growth...Problems of Carbon Recycling. The Guaniamo diamond region, Bolivar state, Venezuela: a new kimberlite province...Cho (D027 and D018) Diamondiferous Kimberlite Complex Slave Craton, Northwest Territories, Canada Doyle...Olivine in Carbonatitic and Silicate Rocks in Carbonatite Complexes 239 Gaspar, J.C., Teixeira, N.A....of Cretaceous Kimberlites from the Paranatinga Region, Central Brazil. 268 Lithosphere Structure and |  | | Report (issue) | | =EXPERIENCE OF THE USE OF JHAMARKOTRA ROCK IN THE COMPLEX FERTILIZER PLANT source =SEHINAR ON DEV, OF ROCK...NOTHOLT, A,J,G,, ED*, PHOSPHATE ROCK IN THE CENTO REGION (IRAN, PAKISTAN AND TURKEY) PAGES 63-68 index =PAKISTANtECQNQMIC...PHOSPHORUS IN METASEDIMENTARY ROCKS OF THE PECHENGA COMPLEX source =IN, IVANOVA, T,N,, ED,, PROBLEMS OF THE...PHOSPHATIC MICROFOSSILS FROM THE SILURIAN OF NORTH GREENLAND source =NATURE (LONDON), V. 292, NO, 5823, P,...mmmmmmmm agi =R-26 authorl=ANDERSON, A, T, author2=GREENLAND, L, P, year = 1969 title =PHOSPHORUS FRACTIONATION |
|
