 | | Journal (article/letter/editorial) | | type element, from the Llanberis Slate of Penrhyn Quarry, North Wales Richard Birch 102 Nant-y-Felin,... Pentraeth, Anglesey, Wales LL75 8YA, United Kingdom A R T I C L E I N F O A B S T R A C T Article...identified in the Llanberis Slate of Penrhyn Quarry, Bethesda, North Wales, in 1888, and were reviewed...collections from the Upper Green Slate Member of the Llanberis Slate include organisms associated with...Burgess Shale - type fauna in the Cambrian strata of Wales, where it represents the oldest comprehensive early |  | Dong, Hailiang, Hall, Chris M., Halliday, Alex N., Peacor, Donald R., Merriman, Richard J., Roberts, Brin (1997) 40Ar/39Ar illite dating of Late Caledonian (Acadian) metamorphism and cooling of K-bentonites and slates from the Welsh Basin, U.K. Earth and Planetary Science Letters, 150 (3) 337-351 doi:10.1016/s0012-821x(97)00100-3 | Journal (article/letter/editorial) | | Geological Sumey. Keyworth, Nottingham NG12 5GG. UK ’ Department of Geology, Birkbeck College, University...University of London, 7-15 Gresse Street, London WIP IPA, UK Received 8 October 1996: revised 16 May 1997; accepted... TEM observations of epizonal K-bentonites and slate showed that illite in these samples is of 2M, polytype...ages) for encapsulated epizonal K-bentonites and slate (340-408 Ma) are considerably variable. The Ar retention...of epizonal slate. Plateaus in age spectra were observed in epizonal K-bentonites and slate. The plateau |  | | Book (edition) | | Galleries, London ISBN O85272 313 X ClO Printed in the UK for the British Geological Survey by Saxon Graphics...and the major proportion of this output is from the UK Continental Shelf. However, there is a substantial...comprises Great Britain (England, Scotland and Wales) and Northern Ireland; its full name is the United...authorities have been created, most notably throughout Wales and Scotland, but also locally in England. Unitary...functions are to advance geoscientific knowledge of the UK landmass and its adjacent continental shelf by means |  | | Book (edition) | | 0115-936 3200 e-mail : sales@bgs.ac.uk www.bgs.ac. uk Shop online at.: www.thebgs.co.u.k !Vlurchison House...resources and workings in the UK, 2005 4 Sandstone resources and workings in the UK, 2005 5 Lin1estone resources...and workings in the UK, 2005 6 Sand and gravel resources and workings in the UK, 2005 Tables l Production...tonnes) 4 Actjve Mineral Workings by com,nodity in the UK, including Northern Ireland, Channe l Islands and...Sand & Gravel Sandstone Serpentine Silica Sand Slate Slate Waste Soapstone Talc Tin Tuta 1-64 1-64 1-66 |  | | Journal (article/letter/editorial) | | distribution in a mudstone to slate transitional sequence, North Wales, UK R.J. Merriman 1, B. Roberts... NGI2 5GG, UK 2 Department of Geology, Birkbeck College, Malet Street, London WCI 1EX, UK 3 Department...diagenetic mudstone though anchizonal slate to epizonal slate. Crystallite thickness, measured normal...transitional sequence f r o m m u d s t o n e to slate, Lee et al. (1984, 1986) noted that illite crystallite...mudrocks from the Llanvirn series (Ordovician), North Wales BRM 202 BRM 169 BRM 167 A1203 FezO3 MgO CaO NazO |  | | Journal (article/letter/editorial) | | crystallinity study of the Berwyn Hills, North Wales M. A . A W A N ’ A N D N . H. W O O D C O C K Department...Sciences, University of Cambridge, Cambridge CB2 3EQ, UK ABSTRACT White mica crystallinity studies have been...carried out on 90 samples of mudrocks, six of spotted slate, and five of accretionary lapilli tuff from the...the Berwyn Hills, North Wales. Strain was measured for some of the spotted slate and tuff samples. The...factors that controlled crystallinity variation in Wales. One view is that the grade of metamorphism was |  | | Journal (issue) | | tectonic evolution is also discussed. 1 Shrewsbury, UK. E-mail: editor@shropshiregeology.org.uk The development...critical area on the junction of Caledonoid folding of Wales, Malvernoid running south and Charnian running SE...totally unknown and unrecognised. 1 Shrewsbury, UK. E-mail: editor@shropshiregeology.org.uk Most people...totally unknown and unrecognised. 1 Shrewsbury, UK. E-mail: editor@shropshiregeology.org.uk This was...included igneous features of the Harlech Dome, slate at Blaenau Ffestiniog, Prince Edward gold mine, |  | | Book (edition) | | resources and workings in the UK in 2014 4 Limestone resources and workings in the UK in 2014 5 Sand and Gravel...resources and workings in the UK in 2014 6 Sandstone resources and workings in the UK in 2014 7 Coal resources...and workings in the UK in 2014 8 Onshore Oil and Natural Gas workings in the UK in 2014 9 Marine Sand...Sand and Gravel resource and licence areas in the UK in 2014 i i vi vii viii ix x xi xii xiii Tables 1...the major sectors of the Minerals Industry in the UK, 2010–2012 (thousand tonnes) 2 United Kingdom Production |  | | Report (issue) | | unpublished geologic mapping on southern Prince of Wales Island, and who, with outstanding skill and dedication...flows and tuff, that crop out mainly on Prince of Wales, Kuiu, and eastern Chichagof Islands, and in the...Cambrian diorite orthogeneiss on southern Prince of Wales Island; Silurian or Ordovician complexes of diorite...qabbro, and ultramafic rocks on southern Prince of Wales Island and eastern Chichaqof Island; and Permian...or Pennsylvanian syenite on southern Prince of Wales and Sukkwan Islands. Isotopically-dated Mesozoic |  | | Journal (article/letter/editorial) | | h e m g e o Excess argon (40ArE) uptake during slate formation: A 40Ar/39Ar UV laserprobe study of muscovite...muscovite strain-fringes from the Palaeozoic Welsh Basin, UK Sarah C. Sherlock a,⁎, Jan Zalasiewicz b, Simon P...low-temperature deformation and the mudrock to slate transition. Here we have applied three different...40Ar (40ArE) during deformation and the mudrock to slate transition. Here, basinal fluids carrying 40 ArE...or by using isotopic dating methods applied to slate. Little is known about the migration of water and |  | | Journal (article/letter/editorial) | | NG12 5GG, UK Camborne School of Mines, University of Exeter, Penryn, Cornwall, TR10 9EZ, UK A R T I C...Devon, now in close proximity with the ORS of South Wales, was a significant factor in the establishment of...Upper Silurian and Carboniferous successions in Wales and northern Britain, but, comprising terrestrial...and revised editions of the Map of England and Wales by Smith (1815, 1820). The timing of De la Beche’s...varieties of mudstones or silty mudstones, whereas ‘slate’ is a metamorphic term, and ‘shale’ now has a much |  | | Book | | Quarrying stone . Limestone. Sandstone . Granite . Slate. Broken stone . Places to visit. Further reading...Street, Princes Risborough, Aylesburv, Bucks HP17 9AJ, UK. British Library Cataloguing in Publication data...Penhallurick, Ian Rutherford and the Burlington Slate Company Ltd. Photographs on the following pages...Hanna, 31 (lower); Llechwedd Slate Mines, 27 (lower); Old Delabole Slate Company, 26, 27 (upper); A. E...AND MOULDING MACHINES. STONE. MARBLE, GRANITE. SLATE I^neumatic Plants For Stone, Granite and Marble |  | | Book | | Contents Page Introduction Geology Regional geology Slate production Durability, decay and testing British...Aberllefeni Slate Burlington Blue Slate Burlington Green Slate: Brandy Crag Quarry Burlington Green Slate: Broughton...Green Slate: Elterwater Quarry Buttermere Slate Callywith Rustic Slate Croes-y-ddwy Afon Slate Cumbria...Cumbria Green Slate Cwt-y-Bugail Slate Delabole Slate Ffestiniog Slate Greaves Portmadoc Slate Killoran...Killoran Slate Kirkstone Green Slate Lantoom Slate Longford Rustic Slate Mill Hill Slate Nantlle North Cornwall |  | | Report (volume) | | the value of all goods and services produced in the UK economy for final consumption. Mining and quarrying...gross valued added), of minerals produced in the UK on an ex-works basis decreased slightly from £27...2001, in terms of value, were as follows: £ million UK: Value of mineral production 1999 2000 2001 Oil...the tonnage of imports exceeded that of production. UK: Primary fuel consumption fo r total energy and use...Excise have undertaken a forma l consultation of UK quarry operators on the issue of waste aggregates |  | | Book (edition) | | resotu-ces and workings in the UK in 2010 4 Limestone resotu-ces and workings in the UK in 2010 5 Sand and grave...resources and workings in tbe UK in 2010 6 Sandstone resources and workings in the UK in 2010 7 Coal resources...and workings in the UK in 2010 8 Onshore Oil and Natural Gas workings in the UK in 2010 Tables l Production...tonnes) 4 Active Mineral Workings by co.minodity in the UK, including Northern freland, Channel Islands and...Secondary Silica Sand Slag (inc. BOS and EAF slags) Slate Slate Waste Talc Tin 1-61 1-62 1-64 1-67 1-67 1-67 |  | | Book (edition) | | resources and workings in tJ1e UK, 2008 3 Sandstone resources and workings in the UK, 2008 4 Limestone resotu-ces...tonnes) 4 Active Mineral Workings by co.mmodity in the UK, including Noriliem Ireland, Channel Islands and...Serpentine Silica Sand Slag (inc. BOS and EAF slags) Slate Slate Waste Soapstone Talc Tin Miscellaneous Wharfs...industries, which represents their contribution to the UK econo1ny. The GVA of the nunerals extractive industries...tot1l value of 1ninerals produced in 2005 in the UK, expressed as sales on an ex-works (quarry) basis |  | | Journal (article/letter/editorial) | | Australian slate quarries also provide significant heritage stone. For example, the Willunga Slate quarry...south of Adelaide has been sourced for roofing slate and walling since 1840 and is arguably the longest...Australia; Adelaide Black Granite; Willunga Slate; Mintaro Slate; calcrete; ironstone; Harlequin Stone The...Cooper (2014) considered this issue in England and Wales, and papers on Sydney sandstone (Cooper, Branagan...study 2: Willunga Slate About 50 km south of Adelaide in the Willunga area is a slate resource that has |  | | Journal (article/letter/editorial) | | Pa. (Beutner, 1978) 110% (2.1) 53% (0.47) 62% slate commercial slates epizone Silurian Rose Hill Fm...cleavage formation' commonly Fabric best commercial slate Pencil structure in mudstone and siltstones 10-23...Ardennes (PiquC et al., 1984); Snowdonia and Llgn, N Wales (Merriman & Roberts, 1985); Southern Uplands, Scotland...New Zealand (IC data from Kisch, 1981); central Wales (unpublished IC data of Merriman & Roberts). (3)...intensity of cleavage: ‘smooth cleavage is typical of slate, and rough cleavage of deformed sandstones’ (Borradaile |  | | Journal (issue) | | William Smith 1820 or the modern UK Bedrock map £24.95 each including UK postage Go to: www.geosupplies...Sedimentary Rocks - Part 1 9-12 Rockstars: Delabole Slate, Cornwall 12 Background: The Fragradalsjfall eruption...Down to Earth 115 editorial It’s time to celebrate UK geology on a staycation! It would be nice to jump...country, and that now stretches to most parts of the UK. Holiday planning, especially to the Scottish Islands...able to tell you that it’s now time for us to visit UK geological sites as part of an organised tour, but |  | | Report (issue) | | 'B' 0115 936 3100 Fax 0115 936 3200 www.bgs.ac. uk Sales desk: 'B' 0115 936 3241 Fax 01 15 936 3488...1000 Fax 0131 668 2683 e-mail: scotsales@bgs.ac. uk London Information Office at the Natural History...given by the World Bureau of Metal Statistics, the UK Iron and Steel Statistics Bureau, the Quarry Products...Wiltshire SN2 1EU II Gas storage tank. © Corbis. The UK became a net importer of gas in December 2004 and...becoming increasingly reliant on imports. In late 2005, UK wholesale gas prices increased considerably, reaching |  | | Journal (issue) | | across the Ord river has created a lake the size of Wales dotted with hundreds of small islands with an unusual...To Earth Issue 26 Feb 1999) WHAT'S GOING ON IN WALES? - A letter from John and Cilia White Chwarel, Quarry...Llangollen, Clwyd LL20 ?DA WALES Thank you for reporting our move to Wales in the recent SMLS Journal...1/2 a mile, but all are now overgrown. They were slate mines which started opera~ions in the 16th century...always the case, because if there was good quality slate in the pillars, the miners would "rob" them, hence |  | | Journal (article/letter/editorial) | | Central Taurus Belt. Devonian units include mainly slate, metadolomite, metadolomitic limestone, and metasandstone...i n e r a l s are o r i e n t e d locally. The slate sample that is locally observed at only one stratigraphic...Carboniferous for mation displays a distinctive slate cleavage, since detrital quartz grains have a sharp...sharp contact with the matrix, although the slate layer is somewhat coated with the organic material and...formation. Phyllitic slates represent "crenulation-type slate cleavage" (Kisch, 1991) or "discrete crenulation |  | CARNEY, J. N., ALEXANDRE, P., PRINGLE, M. S., PHARAOH, T. C., MERRIMAN, R. J., KEMP, S. J. (2008) 40Ar–39Ar isotope constraints on the age of deformation in Charnwood Forest, UK. Geological Magazine, 145 (5) 702-713 doi:10.1017/s0016756808004950 | Journal (article/letter/editorial) | | constraints on the age of deformation in Charnwood Forest, UK J. N. CARNEY ∗ †, P. ALEXANDRE‡, M . S. PRINGLE§...Kingsley Dunham Centre, Keyworth, Nottingham NG12 5GG, UK ‡Scottish Universities Environmental Research Centre...Rankine Avenue, East Kilbride, Scotland G75 OQF, UK §Massachusetts Institute of Technology, Dept. Earth...Early Palaeozoic basement terranes of England, Wales and SW Ireland, which prior to the opening of the...Lithology, microfabric, grade Volcaniclastic silty slate, in situ; approximately bedding-parallel microfabric |  | | Report (issue) | | 1000 Fax 0131 668 2683 e-mail: scotsales@bgs.ac. uk London Information Office at the Natural History...given by the World Bureau of Metal Statistics, the UK Iron and Steel Statistics Bureau, the Quarry Products...mining and quarrying record of the UK. In 2007, minerals issues in the UK continued to be dominated by concerns...gas and coal. This has had some positive effects on UK mining but, given the UK's heavy reliance on imports...commercially viable and two underground mines in South Wales have reopened. The European steelmaker, Corus, hopes |  | | Report (issue) | | 1000 Fax 0131-668 2683 e-mail: scotsales@bgs.ac. uk London Information Office at the Natural History...given by the World Bureau of Metal Statistics, the UK Iron and Steel Statistics Bureau, the Quarry Products...and NPS Visual Communications Ltd., Middlesbrough, UK) Forde House, Park Five Business Centre, Harrier...Statistics (annual) Energy Trends (monthly) Development of UK Oil and Gas Resources (annual) Construction Statistics...(Guernsey) Valuation Office Agency Property Market Report UK Iron and Steel Statistics Bureau Annual Statistics |
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