 | | Journal (article/letter/editorial) | | Summer (1973) Field Meeting in Central Wales 31August to 7 September 1973 Organising Directors: J. W...31st August at the Metropole Hotel in Llandrindod Wells where they were welcomed. It was explained that...Ordovician rocks of the inlier between Builth Wells and Llandrindod Wells , and the surrounding rocks of Silurian...1949) showing that during Upper Llanvirn time the Builth Volcanic Group was extruded, uplifted and extensively... 1953) did classic work on the Ludlow rocks of Builth and Cwm Graig ddfJ to the south of the inlier. |  | Metcalfe, R., Banks, D., Bottrell, S.H. (1992) An association between organic matter and localised, prehnite-pumpellyite alteration, at Builth Wells, Wales, U.K. Chemical Geology, 102 (1) 1-21 doi:10.1016/0009-2541(92)90143-s | Journal (article/letter/editorial) | | localised, prehnitepumpellyite alteration, at Builth Wells, Wales, U.K. R. Metcalfe% D. Banks and S.H. Bottrell...Earth Sciences, Universityof Leeds, Leeds, LS2 9JT, UK (Received January 6, 1992; revised and accepted June...at Builth Wells, Wales, U.K. Chem. Geol., 102:1-21. The Builth Volcanic Group of the Builth Wells Ordovician...Ordovician Inlier, Wales, is a sequence of basic/intermediate lavas and volcaniclastics which shows a unique...Earth Sciences, University of Leeds, Leeds, LS2 9JT, UK. "Present address: Fluid Processes Group, British |  | | Journal (article/letter/editorial) | | alteration assemblages from the Welsh Borderland, UK R. METCALFE"', R.E. BEVlNS2 and 0. ROBINSON' 'Department...Bristol BS8 IRJ, UK 2Department of Geology, National Museum of Wales, Cardiff CFI 3NP. UK Localized (domainal)...andesitic lavas and volcaniclastic rocks at Builth Wells, Wales, UK suggest that such interpretations cannot...prehnite f pumpellyite f calcite f muscovite f quartz (considered to have formed at c. 200 C and G2.5...pumpellyite prehnite calcite - titanite & chlorite (*quartz). The domains formed at temperatures of 130 230°C |  | | Journal (article/letter/editorial) | | 1002/gj.895 A postulated granite near Builth Wells, Mid-Wales, and its local and regional signi®cance...Bristol, Bristol, UK New gravity measurements taken to the northeast of Builth Wells reveal, after removal...ultimately gave rise to the hydrothermal system near Builth Wells. This is the ®rst indication of the possible...WORDS Wales; gravity anomaly; granite; Builth Wells; hydrothermal system 1. INTRODUCTION The Builth Wells±Llandrindod...Wells±Llandrindod Wells inlier of Mid-Wales (Figure 1) consists of an area of Ordovician volcanic, sedimentary |  | | Journal (article/letter/editorial) | | 37. T]~e IGNEOU~ROCKSof the N2IC.-.HBOURHOOI)of BUILTH. :By :I]:ENR~ W00DS, Esq., M.A., F.G.S. (Read June...with beds of 0rdovician age stretches from near Builth in the south to beyond Llandrindod in the north...T - - ' On the Formation of the Rocks of South Wales and South-western England,' Mem. Geol. Surv. vol...ROTLEY,F.--' The Felsitie Lavas of England and Wales,' Mere. Geol. Surv. 1885, p. 20. I n the present...5o.] OF T H E NEIGHBOUI~EOODOF BUII,TIT. 567 Builth and a line drawn from Cwm-amliw, eastward to Garth |  | | Journal (issue) | | in order. A first occurrence of laumontite in wales R.E. BEVINS AND J.M. HORAK Bevins, R.E. & Hor8k...laumontite in Wales. J. RusseLL Soc., 1, 78-79. ABSTRACT. Laumontite has been identified at Llanelwedd Quarry...Quarry, Builth Wells, Wales, occurring in thin, 2-3cm veins in association with calcite. The presence of laumontite...earlier interpretations of metamorphic grade in the Builth Inlier, suggesting that it may lie in the zeolite...reported in Wales. R.E. Bevins and J.M. Ho~ak, Depa~tment of GeoLogy, NationaL MUseum of WaLes, Cardiff |  | | Journal (article/letter/editorial) | | sulphides. KEY WORDS Hydrocarbon mineral Bitumen Wales Mineralization 1. Introduction The Phanerozoic...the end of the seventeenth century. In the South Wales Coalfield are the occurrences of hatchettite where...values are quoted because of Figure 1. Map of Wales and the Welsh Borders, showing localities referred...Brook, (9) Coalport. (10) Bradley Rock, (11) Llanelwedd. (12) Hollybush, (13) Rhymney. B = Bristol, D...SO761372 90.6 7.5 0.98 50.3 (14.1) - Fe Llanelwedd SO051521 95.2 4.7 0.59 10.5 (24.1) 400 Fe |  | Stephenson, D., Bevins, R. E., Millward, D., Highton, A. J., Parsons, I., Stone, P., Wadsworth, W. J. (1999) Chapter 6: Wales and adjacent areas. In Caledonian Igneous Rocks of Great Britain (Geological Conservation Review Series - Geological Conservation Review No. 17. Joint Nature Conservation Committee, Peterborough. p.231-344. | Book (chapter) | | Survey, Edinburgh R.E. Bevins National Museum of Wales, Cardiff D. Mi award British Geological Survey,...British BG5 Geological ,835 Survey Chapter 6 Wales and adjacent areas Introduction INTRODUCTION...Bevins Geological setting In early Ordovician times Wales lay at a latitude of approximately 600 , in the...wide, which was to dominate the palaeogeography of Wales for over 100 million years. During mid-Ordovician...early as Caradoc times in this sector of Iapetus. Wales was a part of this microcontinent (Soper, 1986) |  | | Book | | A Mineralogy of Wales RfCHARD E. BEYfNS Ocpartmellf o[Geolngy, Nmin11a/Museum of\Valcs, Cardiff AMGUEDDFA...Colliery, Ponh, Mid Glamorgan. National Museum of Wales specimen 48.264.GR 175. ex Cymmer Welfare Library...CE 6 I CES IN WALES 9 30 127 138 6 INTRODUCTION The mineralogy of Wales is diverse. with over...reveal the presence of additional species new to Wales. and perhaps new to the British Isles. It is also...completely new to cience will be discovered in Wales. as techniques for analysing specimens become ever |  | | Journal (issue) | | core of the collection at the National Museum of Wales in Cardiff. ~ow settled in Tewkesbury and curator...bodies. The major ore minerals in the hypogem: quartz veins at Botallack are, 45 in order of decreasing...Cliff Wheal Hazard (l00 fathom level)[SX 3625 3405) Quartz Limonite Gypsum Cuprite Jarosite Brochantite Chalcophyllite...Devilline Gold Chlora rgyri te Scorodite Cyanotrichite Quartz Limonite Gypsum Goethite Cuprite Chalcocite Scorodite...Atacamite Copper Wheal Cock (Skip shaft dump) Quartz Limonite Chalcocite Cuprite Goethite Scorodite |  | | Journal (article/letter/editorial) | | Chemistry, University of Bristol, Bristol, BS8 ITS, UK. CDepartrnent of Geology, Stanford University, Stanford...WhiteleavedOak Nills Hill Snailbeach Llanfawr Llanelwedd Houghs Coppice Dolyhir Row Brook Coalport Great...Dinantian Carboniferous Limestone outcrop o f North Wales is extensively mineralized by Pb, Zn and Cu ores...locahties I-kxrp Inn • Llonfawr Oolyhir ®' / ~/~ Llanelwedd -50 -)~ Hydroo3rbons of Lower Palaeozoic orlgln...several records of "anthracite" in the Llandrindod Wells Ordovician inlier (Fig. 3). Murchison and his contemporaries |  | | Book (edition) | | cover Operations in the Welton Chalk at Melton Ross Quarry, Singleton Birch Ltd., near Brigg, North Lincolnshire...Figures 1 An extract from Hunt’s 1858 listing of Quarry Returns 2 Current distribution of BRITPITS database...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 |  | Stephenson, D., Bevins, R. E., Millward, D., Highton, A. J., Parsons, I., Stone, P., Wadsworth, W. J. (1999) Prelims & Chapter 1 (Caledonian igneous rocks of Great Britain: an introduction) In Caledonian Igneous Rocks of Great Britain (Geological Conservation Review Series - Geological Conservation Review No. 17. Joint Nature Conservation Committee, Peterborough. p.1-17. | Book (chapter) | | Survey, Edinburgh R.E. Bevins National Museum of Wales, Cardiff D. Mi award British Geological Survey,...Monkstone House, City Road, Peterborough, PE1 1J' UK First edition 1999 © 1999 Joint Nature Conservation...study, or criticism or review, as permitted under the UK Copyright Designs and Patents Act, 1988, this publication...licences issued by the Copyright Licensing Agency in the UK, or in accordance with the terms and licences issued...appropriate Reproduction Rights Organization outside the UK. Enquiries concerning reproduction outside the terms |  | | 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...nlinerals produced in 2003 in the UK, expressed as sales on an ex-works (quarry) basis as opposed to gross valued |  | | 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...industries, which represents their contribution to the UK econo1ny. The GVA of the nunerals extractive industries...1ninerals produced in 2005 in the UK, expressed as sales on an ex-works (quarry) basis as opposed to gross valued...the major sectors of 1/te Minerals Industry in the UK, 2003- 2005. Production (sales) (000 tonnes) Value |  | | Book (chapter) | | strata crop out in the UK in the West Midlands of England, the Welsh Border- land, Wales, the Lake District...the local succession. Much of central and north Wales has thick sequences of Wenlock rocks, with the Denbigh—...PALAEOENVIRONMENTAL SETTING The Wenlock deposits of the UK were laid down in several major sedimentary basins...500 .River Rawthey Torver- Ashgill O Arcow Quarry .. ........ 400. ~o~~,/ 4e / Ty Mawr // //...Penstrowed El Eaton Track Quarries Eteo e-, Wren's Quarry Qury / Longville–Stanway Nest Road Section Burrington |  | | Report (issue) | | BRITISH GEOLOGICAL SURVEY British Regional Geology Wales ll/1 F Howells ©t\/ERC2007 BRITISH GEOLOGICAL...Keyworth, t'--lotti ngha m t'--IG 12 5GG Printed in the UK by Halston Printing Group, Amersham, Buckinghamshire...13 Avalon Terrone 20 Coedana Complex South-west Wales and the borders 3 Cambrian 24 25 St David's...30 31 32 33 Geology of \/Vales 2 Topography of Wales 3 Distribution of continents in Late Proterozoic...north Pembrokeshire, west Carmarthenshire and Builth Wells Ramsey Island, stratigraphy 48-49 Palaeogeography |  | | Book (edition) | | Gaswells. h-ont cover Operations at Shap Beck Quarry, Hanson Aggregates, North.em Region. © D Cameron...Ji'igures 1 An extract from Hunt's 1858 listing of Quarry Re turns 2 lJnited Kingdom production of n1inerals...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 |  | | Journal (issue) | | ............................................. Wales & West 9 ............................................................... North West iVorthern Wales & West I Southern Russell Society Field Meetings...Campus of the University College of Wales Newport. Our friends in the Wales and West Branch have got together...Steven Mulley South West Branch:Christopher Sharp Wales & West Branch:Rhiannon Cottrell; Edward Penfold...locations. Principally there are quantities of quartz, smoky quartz, cassiterite, amethyst, fluorite, autunite |  | Stephenson, D., Bevins, R. E., Millward, D., Highton, A. J., Parsons, I., Stone, P., Wadsworth, W. J. (1999) References, Glossary & Index. In Caledonian Igneous Rocks of Great Britain (Geological Conservation Review Series - Geological Conservation Review No. 17. Joint Nature Conservation Committee, Peterborough. p.575-648. | Book (chapter) | | Survey, Edinburgh R.E. Bevins National Museum of Wales, Cardiff D. Mi award British Geological Survey,...Townsend Tuff Bed (Lower Old Red Sandstone) in South Wales and the Welsh Borders. Journal of the Geological... (1979) Summer (1973) field meeting in Central Wales, 31 August to 7 September 1973. Report by the organising...Volcanic Group, Snowdonia, North 576 References Wales. British Geological Survey Research Report, No....Excursions in Dyfed, South-West Wales (ed. M. G. Bassett), National Museum of Wales, Cardiff, pp. 103-122. Batchelor |  | Aldridge, R. J., Siveter, David J., Siveter, Derek J., Lane, P. D., Palmer, D., Woodcock, N. H. (2000) British Silurian Stratigraphy - Geological Conservation Review No. 19. Joint Nature Conservation Committee, Peterborough. | Book | | University of Leicester, UK David J. Siveter Department of Geology, University of Leicester, UK Derek J. Siveter...Oxford, UK P.D. Lane School of Earth Sciences, University of Keele, UK D. Palmer Cambridge, UK and N.H...Department of Earth Sciences, University of Cambridge, UK GCR Editor: L.P. Thomas NATURE JOINT CONSERVATION...Monkstone House, City Road, Peterborough, PE1 1JY, UK First edition 2000 2000 joint Nature Conservation...study, or criticism or review, as permitted under the UK Copyright Designs and Patents Act, 1988, this publication |  | | Book (edition) | | roadstones by K. C. DUNHAM, D.Sc., S.D. (England and Wales) and A. G. MacGREGOR, M.C., D.Sc. (Scotland) LONDON:...GEOLOGICAL DISTRIBUTION OF R OADSTONES England and Wales (Fig. 1) 2 Scotland (Fig. 2) .. 4 PART I....teschenite Epidiorite Hornblende-schist Lamprophyre Quartz-dolerite Spilite GABBRO GROUP Basic diorite Basic...Gneiss Granite Granodiorite Granulite Pegmatite Quartz-diorite Syenite HORNFELS GROUP LIMESTONE GROUP...Felsite Granophyre Keratophyre Microgranite Porphyry Quartz-porphyrite Rhyolite Trachyte 2 SOURCES OF ROAD |  | | Book | | with part of sheet 151 (Welshpool) (England and Wales) GeofJhysics RM Carruthers M EA Ritchie ( conternporary...formerly B1·itish Geological Suroey P1inted in the UK for ·nte Stationery Office 1J4998 C6 07 /01 N...Sections in Linley Big Wood and Granhan1's Moor quarry 5 showing Stiperstones Quartzite and Shineton Shale...middle of the Spywood Sandstone Fo1mation 35 14 Quartz-feldspar porphyry and breccia fron1 the Hagley...trilobi tes and graptol ites or She lve, Lla.nde ilo, Builth and Benvvn 36 , Correlation ofWenlock sequences |  | | Journal (issue) | | Close, Rodmell Road, Tunbridge Wells TN2 5SS, UK. Madeley, Crewe, UK. E-mail: h.s.torrens@esci.keele...was at one time visible low down in a now disused quarry. Stop 2, Sun Inn, Corfton (Grid 495 852) In the...developed than in any other part of England and Wales." Poor battered Sedgwick. Stop 3, Entrance to Millichope...subsequently by Cobbold (1927) (Figure 4). Stop 7, Comley Quarry, Lapworth's Olenellus discovery In 1878, seven...of unidentifiable trilobite remains from Comley quarry. The rock in which they were found, according to |  | | Book | | ) PLATE I, FRONTISPIECE THE MINERAL WEALTH WALES AND ITS EXPLOITATION TREVOR M. THOMAS M.SC.,...the Geology Department of the National Museum of Wales have always been placed at the disposal of the author...Geography and Anthropology, University College of Wales, Aberystvryth, for his sustained interest during...Keeper of the Geology Department, National Museum of Wales, kindly assisted in the selection of some of the... 1 WEALTH AND COAL MINING IN THE SOUTH WALES II COALFIELD RECENT TRENDS GENERAL CONSTITUENT |
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