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| GEOLOGISKE UNDERSØGELSE THE NUNARSSUIT INTRUSIVE COMPLEX SOUTH GREENLAND PART I GENERAL DESCRIPTION...GEOLOGISKE UNDERSØGELSE THE NUNARSSUIT INTRUSIVE COMPLEX SOUTH GREENLAND PART I GENERAL DESCRIPTION...7 7 8 9 10 11 13 II Regional Setting of the Complex. . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . (e) The Age of the Nunarssuit complex . . . . . . . . . . . . . . . . . . . . ...16 18 18 19 19 III The Component Units of the Complex. . . . . . . . . . . . . . . . . . . . . . . . |
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| UNDERSØGELSE B ULLETIN No. 36 THE NUNARSSUIT INTRUSIVE COMPLEX SOUTH GREENLAND PART I GENERAL DESCRIPTION...UNDERSØGELSE B ULLETIN No. 36 THE NUNARSSUIT INTRUSIVE COl\1PLEX SOUTH GREENLAND PART I GENEHAL DESCRIPTION...7 7 8 9 10 11 13 II Regional Setting of the Complex.................................. (a) General....(d) Post-Gardar rocks (e) The Age of the Nunarssuit complex. . . . . . . . . . . . . . . . . . . . ....16 18 18 19 19 III The Component Units of the Complex.. . . . . . . . . . . . . . . . . . . . . . . |
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| TRE PUKLEN INTRUSION, NUNARSSUIT, S\V GREENLAND A PRELIMINARY ACCOUNT OF A NEW GARDAR INTRUSION By...Intrusion is a smal! elongate complex situated in Nunarssuit, SW. Greenland. It was emplaced in Ketilidian...(with fayalite) in the Gardar provinee of SW. Greenland. I. INTRODUCTION uring the summers of 1957 and...1958 the author mapped the large island of Nunarssuit, SW. Greenland, on a scale of 1: 20,000 for the...the Geological Survey of Greenland (Grønlands Geologiske Undersøgelse). In the second of these summers, |
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| THE PRE-CAMBRIAN BASEMENT OF ALA GORSSUAQ SOUTH GREENLAND A D ITS COPPER MI TERALIZATIO AT JOSVAMIN E~...PRE-CAMBRIAN BASEj\1ENT OF ALA.NGORSSUAQ SOUTH GREENLAND AND ITS COPPER MINERALIZATION AT JOSVAMINEN BY...The pre-Cambrian basement of Alångorssuaq, S. Greenland, comprises two main units, the Green Schists and...in granite being desilication and formation of albite, often with chess-board structure due to replacement...Gardar igneous intrusions, in particular the Nunarssuit complex which lies close at hand. However, most of |
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| THE PRE-CAMBRIAN BASEMENT OF ALANGORSSUAQ SOUTH GREENLAND AND ITS COPPER MINERALIZATION AT JOSVAMINEN BY...PRE-CAMBRIAN , BASEMENT OF ALANGORSSUAQ SOUTH GREENLAND AND ITS COPPER MINERALIZATION AT JOSVAMINEN BY...The pre-Cambrian basement of Alangorssuaq, S. Greenland, comprises two main units, the Green Schists and...in granite being desilication and formation of albite, often with chess-board structure due to replacement...Gardar igneous intrusions, in particular the Nunarssuit complex which lies close at hand. However, most of |
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| Mid-Proterozoic alkaline magmatism in southern Greenland" the Gardar province B. G. J. Upton & C. H. Emeleus...Introduction Intra-plate alkaline magmatism in southern Greenland in the period 1320-1120 Ma gave rise to the Gardar...Proterozoic time was composed of North America, Greenland and Europe (Piper 1982), whose tectono-magmatic...G. J. Upton & C. H. Emeleus In the southern Greenland area of the Proterozoic supercontinent it is suggested...anorthosites, ferrosyenites developed in southern Greenland from the crystallization of benmoreitic residual |
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| Intrusion and the Gardar granitic complexes (south Greenland). In: R. Kreulen and J. Touret (Guest-Editors)...the Precambrian Gardar Rift Province in South Greenland contain distinctly different carbon-bearing gases:...igneous activity in the Gardar Province in south Greenland have been described on the basis of fluid inclusions...C E The Precambrian Gardar Province in south Greenland (Fig. 1) is largely situated within a zone of...geological m a p of the Gardar province (south Greenland) showing the dislxibution of igneous Gardar complexes |
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| North Qo“roq centre nepheline syenites, South Greenland: alkali-mafic silicates and the role of metasomatism...Nepheline Syenite Complex, in the rift-related Gardar Province of South Greenland. The North Qôroq syenites...alkali-mafic silicates, metasomatism, Gardar Province, Greenland. Introduction THE North Qôroq centre comprises...Igaliko Nepheline Syenite Complex in the rift-related Gardar Province of South Greenland (Fig. 1). The geology...map of the Igaliko Complex at the eastern end of the Gardar Province, South Greenland, showing principle |
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| VARIATION WITHIN THREE ALKALINE COMPLEXES IN SOUTH GREENLAND B R I A N G. J. U P T O N , J O H N E. T H O M...variation within three alkaline complexe~ in south Greenland. Lithos 4, 163-84. Comparison is made between...suite of traehytic and rhyolitic dykes. In each complex a zimilar suite of trachytie and comendit~c magmas...atmosphere and wall-rocks. In the Kfingn~tt Fjeld complex where cooling was dowest, alkali loss is inferred...mildly peralurninous in consequence. In the dyke complex cooi,~ng was rapid and alkali loss less se.vere; |
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| in the pre-Cambrian Gardar province in South Greenland. The photomicrographs in the following sections...crystal morphology, while in the latter grains have complex shapes, and crystal boundaries are commonly diffuse...section (fig. 3) the whitened areas show coarse albite twinning, and are coarsely microperthitic. The...iridescence in hand specimen.The bands showing albite twinning are coarsely exsolved microperthite, developed...inconspicuous because of the high contrast of the albite twins in the Na-rich phase, but microprobe analysisalong |
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| The Klokken Gabbro-Syenite Complex, South Greenland: Cryptic Variation and Origin of Inversely Graded...syenite, in the Gardar alkaline province in South Greenland at 60° 56' N, 45° 05' W. It is notable because...Gardar syenites such as Kungnat (Upton, 1960) and Nunarssuit (Harry & Pulvertaft, 1963) which are compositionally...EUitsgaard-Rasmussen, G.G.U.) THE KLOKKEN GABBRO-SYENITE COMPLEX 655 fractionation in a salic pluton, and offers...KLOKKEN GABBRO-SYENITE COMPLEX 657 STRUCTURE OF THE INTRUSION The complex field relationships within |
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| syenite series in the KJokken gabbro-syenite complex, South Greenland have been measured using an ion microprobe...the Klokken gabbro-syenite complex in the Gardar province, South Greenland. The major element variation...AB9 IAS, Scotland GEOCHEMISTRY OF THE KLOK.KEN COMPLEX 953 circumventing the difficulty of achieving...intrusion to form a sheet. The roof rocks of the complex have been eroded off, but both the cryptic variation...m, the thickest units being at the top of the complex, and they are characteristically 2-3 m thick (see |
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| several generations of geologists. Greenland, the largest island in the world, forms a stepping-stone...stepping-stone toward the west. Even though Greenland is a remote island with a severe climate, the persistent work...Precambrian Greenlandic Shield. In North America, the Greenland province is usually considered a part of the great...: : ISLES ; BRITISH ‘ : THE PRECAMBRIAN OF GREENLAND by Asger Berthelsen and Arne Noe-Nygaard THE PRECAMBRIAN...‘ 4 j : 1 2 : : : 3.1.1. Archean Basement Complex Ny Friesland : ; 2 : Northwestern Vestspitsbergen |
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| 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 |
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| MEGACRYSTS IN PRECAMBRIAN INTRUSIONS OF SOUTH GREENLAND PART By D. BRIDGWATER PART I AND W. T. HARRY...MEGACRYSTS IN PRECAMBRIAN INTRUSIONS OF SOUTH GREENLAND PART By D. BRIDGWATER PART I AND W. T. HARRY...the parental anorthosite mass underlying South Greenland and major anorthosites in other parts of the world...all those connected with geological research in Greenland. All who worked with HARRY will know the loss...geology in general, and in particular that of the Greenland Precambrian suffered. He was one of the increasingly |
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| 27 THE ALKALINE IGNEOUS ,. ,. COMPLEX OF KUNGNAT FJELD, SOUTH GREENLAND BY B. G. J. UPTON WITH 57 FIGURES...r'fHE ALKALINE IGNEOUS ,., ,., COMPLEX OF KUNGNAT' FJELD, SOUTH GREENLAND BY B. G. J. UPTON WITR 57 FIGURES.... . . . .. XIII. Geochemistry of the Kilngnat Complex ..... . . . . . . . . . . . . . . . . . . . . ...ring-dyke magma XVII. The evolution of the Kungnåt complex Possibie origin of the syenitic and basic magmas...of Kungnåt to the other alkaline intrusions of Greenland and elsewhere Appendix 1. Chemical analyses 2 |
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| BULLETIN No.85 THE IGALIKO NEPHELINE SYENITE COMPLEX GENERAL DESCRIPTION BY C. H. EMELEUS AND W....GEOLOGISKE UNDERSØGELSE The Geological Surpey or Greenland Østervoldgade 10, DK-f350 København K Denmark...56 Ammonites from the Upper Cretaceous of West Greenland. 1965 by T. Birkelund (Meddr Grønland 179, 7)...dykes and diatremes, north of Narssarssuaq, South Greenland. 1965 by B. J.Walton (Meddr Grønland 179,9). NO...intrusives of the Julianehåb district, South Greenland. 1965 by B. F.Windley (Meddr Grønland 172, 8) |
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| org/details/geologyofgreenla0000unse Geology of Greenland ™~ i ~ j : . . — ; i ~ - : Arthur Escher...Geological Survey of Greenland 1976 Copyright © The Geological Survey of Greenland, Available from...from The Geological Survey of Greenland @Mster Voldgade 10 DK-1350 Copenhagen Denmark or through your bookseller...ae A/S, Odense 1976 Preface Geology of Greenland aims to provide a concise modern account of...geology. A large part of the exposed bedrock in Greenland is formed of Precambrian crystalline rocks with |
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| PLUTONIC DEVELOPMENT OF THE ILORDLEQ AREA,SOUTH GREENLAND PART I: CHRONOLOGY, AND THE OCCURRENCE AND RECOGNITION...by the writer's colleagues elsewhere in South Greenland and possibie alternatives suggested to some current...lies on the west coast of the southern part of Greenland, some 40 km south of the mining settlement of...U.!) programme of systematic mapping in South Greenland, which, starting in the Ivigtut district in 1956...geological map (scale 1: 100.000) covering the Nunarssuit sheet area (60°30' N-61 °00' N; 47°00' W-47°30' |
 | 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...Corresponding author: jkol@geus.dk Greenland is the largest island on Earth, with 80% of its area covered |
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| EVOLUTION • OF THE ILIMAUSSAQ INTRUSION, SOUTH GREENLAND BY JOHN FERGUSON WITH 44 FIGURES AND 35 TABLES...GEOLOGISKE UNDERSØGELSE The Geological Surfley of Greenland 0stervoldgade 10, DK-1350 København K Denmark...deformation of the gneisses of Vesterland, South-West Greenland. 1968 by J. Watterson (Mecldr Grønland 175, 6)...veins in volcanic rocks from Nilgssuaq, West Greenland. 1969 by S. Karup-Møller (Meddr Grønland 186,...from the ll1maussaq alkaline intrusion, South Greenland. 1969 by V. S. Sobolev, T. Y. Bazarova, N. A. |
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| TARNEY, J. & JORON, J. L. Geochemistry of ocean island basalts from the South Atlantic: Ascension, Bouvet...lavas and associated granite xenoliths of Ascension Island 269 FITTON, J. G. The Cameroon line, West Africa:...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 |
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| EVOLUTION , OF THE ILIMAUSSAQ INTRUSION, SOUTH GREENLAND BY JOHN FERGUSON WITH 44 FIGURES AND 35 TABLES...EVOLUTION OF THE ILIMAUSSAQ INTRUSION, SOUTH GREENLAND r BY JOHN FERGUSO WITH 44 FIGURES AND 35 TABLES...plutons of Precambrian age occurring in South Greenland. Of these bodies the Ilimaussaq Intrusion has...UssrNG (1912, pp. 107- 8) divided the Ilimaussaq Complex into three main divisions; the first being the...quartz porphyries UssrNG's original Ilimaussaq Complex has now been subdivided into the Narssaq Intrusion |
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| org/details/geologyofgreenla0000unse Geology of Greenland = ~ Geology of sreenland Arthur Escher ...Geological Survey of Greenland 1976 Copyright © The Geological Survey of Greenland, Available The from...DK-1350 Denmark or through ISBN 1976 Survey of Greenland 10 Copenhagen your bookseller 87-980404—0-5S... Fabrik A/S, Odense Preface Geology of Greenland aims to provide a concise modern account...geology. A large part of the exposed bedrock in Greenland is formed of Precambrian crystalline rocks with |
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| Joseph V. Smith, University of Chicago Introduction Albite Anorthite High-temperature plagioclase Low plagioclase...expansion of high albite Thermal expansion of low albite Chemical expansion in the low albite-low microcline...Richard A. Yund, Brown University, Providence, Rhode Island Introduction Coherent phase relations The coherent...simple chemistry and develop some of the most complex microstructures known. The microstructures are...invariably associated with feldspars. They have more complex chemistries, sometimes involving volatile elements |
