 | | Journal (article/letter/editorial) | | Caledonian Loch Borralan and Loch Ailsh alkaline pyroxenite-syenite complexes, north-west Scotland Received:...2004 Abstract The Siluro-Ordovician Loch Borralan (c. 430 Ma) and Loch Ailsh Complexes (c. 439 Ma) comprise...syenites. The rock suite at Loch Borralan also includes nepheline syenite. Geochemical data in the literature...are alkaline, with pronounced enrichments in LILE and LREE relative to contemporaneous calc-alkaline magmatic...characteristics. The Loch Borralan Complex is associated with marginal gravity and magnetic anomalies which |  | | Report (chapter) | | Relationships between the Loch Ailsh and Borralan alkaline intrusions and thrusting in the Moine Thrust...zone, southern Assynt culmination, NW Scotland M. P. Searle, R. D. Law, J. F. Dewey and M. J. Streule...Relationships between the Loch Ailsh and Borralan alkaline intrusions and thrusting in the Moine Thrust...Thrust zone, southern Assynt culmination, NW Scotland M. P. SEARLE1*, R. D. LAW2, J. F. DEWEY3 & M. J. STREULE1...Sciences, Oxford University, Parks Road, Oxford OX1 3PR, UK 2 Department of Geosciences, Virginia Tech., Blacksburg |  | Stephenson, D., Bevins, R. E., Millward, D., Highton, A. J., Parsons, I., Stone, P., Wadsworth, W. J. (1999) Chapter 7: Late Ordovician to mid-Silurian alkaline intrusions of the North-west Highlands of Scotland. In Caledonian Igneous Rocks of Great Britain (Geological Conservation Review Series - Geological Conservation Review No. 17. Joint Nature Conservation Committee, Peterborough. p.345-394. | Book (chapter) | | Caledonian Igneous Rocks of Great Britain Compiled and edited by D. Stephenson British Geological Survey...Edinburgh P. Stone British Geological Survey, Edinburgh and W.J. Wadsworth University of Manchester, Manchester...mid-Silurian alkaline intrusions of the North-west Highlands of Scotland Introduction INTRODUCTION If 9...alkaline igneous plutonic complexes and a suite of associated dykes and sills of late Caledonian age occur...parallel to the Moine Thrust in the NW Highlands of Scotland (Figure 7.1). This alkaline magmatism represents |  | | Report (chapter) | | Geological Society, London, Special Publications The Assynt alkaline suite Ian Parsons Geological Society,...London. The Assynt alkaline suite Ian Parsons SUMMARY: The alkaline intrusives in Assynt overlap the...thrust movements and can be used to put limits on their magnitude and timing. The Ailsh syenite is the earliest...thrust belt; the Borralan complex is later and overlapped major movements on the Assynt thrust. Large scale...scale displacements on the Sole and Assynt thrusts ended before movement ceased on the Moine thrust. |  | | Journal (article/letter/editorial) | | occurrences in Britain: magmatic, hydrothermal and supergene A. G. Gunn and M. T. Styles Synopsis In-situ platinum-group...element-bearing mineralization of magmatic, hydrothermal and near-surface origin occurs widely in Britain. In...minerals and other phases that contain platinum-group elements (PGE) have been found in overburden and stream...Caledonian mafic–ultramafic intrusions of northeast Scotland have been a major target of investigations by...identified in the Knock intrusion and at Arthrath, near Ellon, in contaminated and xenolithic gabbroic rocks |  | | Journal (article/letter/editorial) | | Contributions to Mineralogy and Petrology Contrib Mineral Petrol (1986) 94:507-522 9 Springer-Verlag...Springer-Verlag 1986 Subduction-related shoshonitic and ultrapotassic magmatism: a study of Siluro-Ordovician syenites...Caledonides R.N. Thompson and M.B. Fowler Department of Geology, Imperial College of Science and Technology, London...London, SW7 2BP, UK Abstract. Syenites are important or predominant components of several plutonic complexes...complexes, emplaced between 456 and 415 Ma along the N W margin of the Caledonian orogenic belt, adjacent |  | | Journal (article/letter/editorial) | | The sub-surface shape of part of the Loch Ailsh Intrusion, Assynt, as deduced from magnetic anomalies...contact, with a note on traverses across the Loch Borralan Complex By IAN PARSONS ABSTRACT Local magnetic...found over the marginal ultrabasic rocks of the Loch Ailsh intrusion. An intrepretation of these anomalies...stratified laccolite, and suggests that they form a steeply dipping sheet at the syenite-limestone contact...occur along the southern margin of the Loch Borralan complex, suggesting steeply dipping marginal ultrabasic |  | | Journal (article/letter/editorial) | | Highlands of Scotland The normative mineralogy of the Loch Borralan, Loch Ailsh and Loch Loyal Ieucosyenites...Ieucosyenites is compared to thesystem Ab Or An - Qz. At Borralan, the upper quartz-syenitesofcnoc-na-Sroine plot...depth, and are not precisely coeval. - - 1. Introduction The two alkaline plutons in the Assynt region...region of Northwest Scotland, the Loch Ailsh and Loch Borralan intrusions, are separated on the ground by...by the Assynt thrust (Fig. 1). This dislocation, the southern continuation of the Glencoul and Ben More |  | | Book | | Macgregor and Phemister's Geological Excursion Guide to the ASSYNT DISTRICT OF SUTHERLAND byM.R.W. Johnson...Johnson and I. Parsons Edinburgh Geological Society .--1$.u~rk: Q t;; .Zh I /2 no: Location :...returned immediately it is asked for by the Librarian, and in any case by the last date stamped below. NATURAL...GEOLOGICAL EXCURSION GUIDE TO THE ASSYNT DISTRICT OF SUTHERLAND NATURAL SCIENCES LIBRARY UNIVERSITY...Geological Society c/o Grant Institute of Geology West Mains Road, Edinburgh, EH9 3JW (c 1979 Edinburgh |  | | Report (issue) | | mineralisation in the Loch Ailsh alkaline igneous complex, north-west Scotland Department of Trade and Industry ...in the Loch Ailsh alkaline igneous complex, north-west Scotland M H Shaw, A G Gunn, KE Rollin and MT Styles...the Loch Ailsh alkaline igneous complex, north-west Scotland M H Shaw, A G Gunn, K E Rollin and M T Styles...was prepared for the Department of Trade and Industry Maps and diagrams in this report use topography based...G, Rollin, KE, and Styles, MT. 1994. Platinum-group element mineralisation in the Loch Ailsh alkaline |  | | Journal (article/letter/editorial) | | Earth and Environmental Sciences, University of Portsmouth, Burnaby Road, Portsmouth PO1 3QL, UK Drostestrasse...Geosciences Laboratory, Keyworth, Nottingham NG12 5GG, UK A R T I C L E I N F O Article history: Received...online 20 March 2008 Keywords: High Ba–Sr granite Syenite Crustal contamination Subducted carbonate Mantle...granites and syenites is intruded into the Caledonian terrane of the Northern Highlands of Scotland. Volumetrically...considerable range of compositions from ultramafic and mafic to granitic and syenitic. Most intrude Proterozoic Moine |  | | Report (edition) | | Geo·logy ■ I of Scotland FOURTH EDITION Front cover Suilven Sutherland. 'Rocky Ridge and boggy hollow~...sequence. We look north-east from near Kylesku across Loch Glencoul to Aird na Loch. (D2820) (frontispiece)...The Northern Highlands of Scotland FOURTH EDITION G S Johnstone, BSc and W Mykura, DSc NOTTINGHAM,...available from the BGS Sales Desks at Nottingham and Edinburgh; see contact details below or shop online...including maps for consultation. Murchison House, West Mains Road, Edinburgh EH9 31.A ~ 01316671000 Fax |  | | Journal (issue) | | BOROLANITES AND ASSOCIATED ROCKS OF THE SOUTH-EASTERN TRACT OF THE BORRALAN COMPLEX, SCOTLAND A. R. WOOLLEY...BOROLANITES AND ASSOCIATED ROCKS OF THE SOUTH-EASTERN TRACT OF THE BORRALAN COMPLEX, SCOTLAND BY ALAN...corresponding to the Departments of the Museum, and an Historical series. Parts will appear at irregular...will contain about three or four hundred pages, and will not necessarily be completed within one calendar...BOROLANITES AND ASSOCIATED ROCKS OF THE SOUTH-EASTERN TRACT OF THE BORRALAN COMPLEX, SCOTLAND By A. R. |  | | Report (chapter) | | Andrews on April 9, 2015 The Moine Supergroup of NW Scotland: insights into the analysis of polyorogenic supracrustal...Earth and Environmental Sciences, University of Portsmouth, Burnaby Road, Portsmouth PO1 3QL, UK 2 Reactivation...DH1 3LE, UK 3 British Geological Survey, Murchison House, West Mains Rd, Edinburgh EH9 3LA, UK 4 Department...Geology and Petroleum Geology, School of Geosciences, University of Aberdeen, Aberdeen AB24 3UE, UK *Corresponding...strachan@port.ac.uk) Abstract: The Moine Supergroup of NW Scotland is a thick sequence of early Neoproterozoic sedimentary |  | | Report (chapter) | | Deformation in the Caledonides of England, Ireland and Scotland M. R. W. Johnson, D. J. Sanderson & N. J. Soper...the Moine rocks occurring between the Moine thrust and the Great Glen fault. The northern Moines are clearly...example the separation of Proterozoic and Caledonian fabrics and the areal extent of the older orogeny...northern block was subjected to intense and repeated tectonism and, above all, large thrust translation...Caledonian orogeny and the rocks are now juxtaposed with the older Proterozoic and Archaean gneisses of |  | Hughes, Hannah S.R., McDonald, Iain, Faithfull, John W., Upton, Brian G.J., Loocke, Matthew (2016) Cobalt and precious metals in sulphides of peridotite xenoliths and inferences concerning their distribution according to geodynamic environment: A case study from the Scottish lithospheric mantle. Lithos, 240. 202-227 doi:10.1016/j.lithos.2015.11.007 | Journal (article/letter/editorial) | | com/locate/lithos Cobalt and precious metals in sulphides of peridotite xenoliths and inferences concerning...School of Earth and Ocean Sciences, Cardiff University, Main Building, Cardiff CF10 3AT, UK Hunterian Museum...Museum and Art Gallery, University of Glasgow, Glasgow G12 8QQ, UK School of Geosciences, University of...of Edinburgh, Edinburgh EH9 3JW, UK a r t i c l e i n f o Article history: Received 12 February 2015...2015 Available online 12 November 2015 Keywords: North Atlantic Craton Mantle xenolith Cobalt PGE Sulphide |  | | Journal (issue) | | The Joumal of Gemmological Association and Gem Testing Laboratory of Great Britain 27 Greville Street...Green, North West - D. M. Brady, Scottish - B. Jackson, South East - C.H. Winter, South West - R.M. Slater... Multi-star quartzes from Sri Lanka Dr Karl Schmetzer1 and Maximilian Glas2 1. Taubenweg 16, D-85238 Petershausen...light bands may be present in quartzes with more complex multi-star networks. 321 Introduction A steriated...parallel to the basal plane (see e.g. Goldschmidt and Brauns, 1911; Kalkowsky, 1915). The centre of this |  | | Journal (article/letter/editorial) | | C o n t r i b u t i o n s to Mineralogy and Petrology Contrib. Mineral. Petrol. 69, 255-264 (1979)...From the Poohbah Lake Complex, Ontario: Malignites and MaUgnites Roger H. Mitchell and R. Garth Platt Department...Poohbah Lake complex of northwestern Ontario, Canada are melanocratic cumulates. Cumulus pyroxene and apatite...groundmass of large plates of intercumulus orthoclase and nepheline. Nephelinefeldspar fingerprint-like intergrowths...Nephelines are commonly zeolitized and pyroxenes altered to aggregates of biotite and/or garnet by deuteric alteration |  | | Journal (article/letter/editorial) | | CONTAMINATION OF MANTLE-DERIVED CALEDONIAN SYENITE BY METASEDIMENT ANATEXIS AND MAGMA MIXING M.B. FOWLER* Department...(Great Britain) (Received September 25, 1986; revised and accepted March 2, 1988) Abstract Fowler, M.B., 1988...contamination of mantle-derived Caledonian syenite by metasediment anatexis and magma mixing. Chem. Geol., 69: 1-16...unit of the Caledonian Glen Dessarry syenite (northern Scotland, U.K.) has been variably contaminated...trace-element abundances and ratios similar to those of the central leucosyenite, and island-arc high-K or |  | | Journal (article/letter/editorial) | | (fenitized) quartzites from the Borralan Complex, Scotland A. R. WOOLLEY, R. F. SYMES, and C. J. E L L I O T T Department...three localities around the Borralan alkaline igneous complex. Chemical and electron-probe analyses of...of amphiboles, pyroxenes, micas, and feldspars are given. Early-formed amphiboles are caIcic, but these...of Ti, Fe~+q- Fe 3+, Mg, A1, K, and a more variable increase of Ca and Na atoms, at the expense of Si...final product of the alkali metasomatism is a syenite lying close to the albite-orthoclase minimum though |  | | Book (edition) | | LlBR-ARY WHITMAN f;OJ I l[ii • , GEOLOGY OF SCOTLAND GEOLOGY OF • SECOND EDITION Edited by G....Geology of Scotland '' A Halsted Press book." Includes bibliographies and index. I. Geology-Scotland. I. Craig...QE264.G43 1983 554.11 83-12223 Design, typography and lay-out by: T. L. Jenkins, Edinburgh Printed in Great...AUTHORS Xl PREFACE and ACKNOWLEDGEMENTS I. THE GROWTH AND ST RUCTURE OF SCOTLAND The formation of the...Caledonides Ophiolites and flysch Granites Late Caledonian Molasse and structure Sedimentation and volcanicity The |  | | Journal (article/letter/editorial) | | intrusive sequences IAN PARSONS AND ROGNVALD BOYD Department of Geology and Mineralogy, Marischal College...College, Aberdeen, AB9 IAS, Scotland SUMMARY. K-feldspar variation is described for four salic plutonic igneous...are a sodic syenite (Loch Ailsh), potassic syenites (Loch Loyal), a peralkaline syenite and soda granite...granite complex (Puklen), and a calc-alkaline pluton (Foyers). Additional data are given for examples from...structure at the time of initial crystal growth and dictate whether microcline will develop on cooling |  | | Journal (article/letter/editorial) | | Deposits Studies Group (MDSG) and the Geochemistry Group and the Volcanic and Magmatic Studies Group of the...England. The University of Durham hosted the meeting and Dr. D. Jerram acted as overall convenor. The first...Division of Earth Sciences, University of Glasgow, Scotland T. Stachel Institut für Mineralogie, Johann Wolfgang...Mwadui, in Tanzania, is 20 m.y. (see Stachel and coworkers18) and the diamonds from Premier mine in South...landmasses are exceptionally thick (up to 200 km) and the isotherms within them are initially perturbed |  | | Book | | 7073 0257 9 Text set in 9/10 pt VIP Times, printed and bound in Great Britain at The Pitman Press, Bath... NICHOLSON, R. Caledonian correlations: Britain and Scandinavia H1GGINS, A. K. & PHILLIPS, W. E. A. East...Canadian Appalachians into the Caledonides of Britain and Ireland 2. 33 BASEMENT-COVER RELATIONSHIPS WATSON...Britain 93 SANDERS,I. S. Observations on eclogite- and granulite-facies rocks in the basement of the Caledonides...Regional geochemistry of the Northern Highlands of Scotland 117 BREWER,M. S., BROOK,M. & POWELL,D. Dating |  | | Report (issue) | | minerals of Scotland – bedrock of Scotland's economic development. Information Management and Services Internal...INTERNAL REPORT IR/04/001 Economic minerals of Scotland bedrock of Scotland's economic development. R...F. MacTaggart, T. Cullen, J. Rayner Key words Scotland, mineral resources Bibliographical reference R... Cullen, J. Rayner. 2004 Economic minerals of Scotland - bedrock of Scotland's economic development....available from the BGS Sales Desks at Nottingham and Edinburgh; see contact details below or shop online |
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