 | | Report (issue) | | tufts and tuffites in Llewelyn Volcanic Group Conwy Rhyolite Formation llonrhychwyn Slates Dolgarrog_...of the complex Lower Palaeozoic geology of North Wales. The present account is designed to be read in conjunction...Fras Volcanic Complex 10 Conwy Rhyolite Fo•r1nation 12 Strata between Conwy Rhyolite Formation and Capel...Formation 42 6 Llanrhychwyn Slates 47 7 Trefriw Mudstone and Trefriw Tuff 45 8 Grinllwm Slates 51 9 Silurian...10 11 12 13 viii Geological sketch map iv The Conwy valley 2 Generalised vertical section 4 Generalised |  | | Journal (article/letter/editorial) | | lies mainly between the Conway (Elles, 1909) and Trefriw (Davies, 1936) areas but overlaps each of these...appreciation of the geology of North and Central Wales, remarked that the "Glenkiln shales" (the Glanrafon...Ordovician (see Bassett et al., 1966). In the Trefriw area Davies (1936) established the following sequence:...Slates grey slates PAshgillian or Caradocian Trefriw Mudstone grey mudstone passing into pumice tuff...grey slates and grits, etc. In the north of the Trefriw area Davies found volcanic rocks which he was unable |  | | 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 |  | | Report (issue) | | c = 7.656 Z = 18 X-ray Powder Pattern: Cetine mine, Italy. 12.10 (100), 4.57 (53), 6.98 (42), 4.07...parabutlerite, butlerite, copiapite, epsomite, gypsum, pyrite. Distribution: Worldwide localities are too numerous...Chuquicamata, Antofagasta. Thick beds in the Santa Elena mine, Quebrada de La Alcaparrosa, San Juan Province,...Co., and in the Redington mine, Knoxville, Napa Co.; from the Shattuck mine, Bisbee, Cochise Co., Arizona;...Nevada, at the Cordero mine, Poalit district, Humboldt Co., in the Commonwealth mine, Galena district, Washoe |  | | Report (issue) | | Craig Llannerch-y-cawr, Claerwen valley, Powys, mid Wales. BOS Photo MN323 l l. © NERC I 999 Keyworth, Nottingham...Basement (Precambrian) rocks North-west Wales South-west Wales \Velsh borderland Cainbrian basin and shelf...Tudwal 's Peninsula Northern Snowdonia South-west Wales \Velsh borderland Ordovician basin and shelf deposits...South-west Wales Central \Vales and the Welsh borderland Silurian basin and shelf deposits North Wales Mid-Wales...Mid-Wales South Wales and tJ1e Welsh borderland Post-Caledonian cover Devonian Carboniferous Pennian, Triassic |  | Hollis, Steven P., Roberts, Stephen, Earls, Garth, Herrington, Richard, Cooper, Mark R., Piercey, Stephen J., Archibald, Sandy M., Moloney, Martin (2014) Petrochemistry and hydrothermal alteration within the Tyrone Igneous Complex, Northern Ireland: implications for VMS mineralization in the British and Irish Caledonides. Mineralium Deposita, 49 (5) 575-593 doi:10.1007/s00126-013-0508-x | Journal (article/letter/editorial) | | elevated SiO2, MgO, Ba/Sr, Bi, Sb, chlorite–carbonate–pyrite alteration index (CCPI) and Hashimoto alteration...Stranmillis Court, Malone Lower Belfast BT9 5BJ, UK S. P. Hollis : S. Roberts Ocean and Earth Science...Waterfront Campus, European Way, Southampton SO14 3ZH, UK S. J. Piercey Department of Earth Sciences, Memorial...London SW7 5BD, UK M. Moloney Dalradian Gold Limited, 3 Killybrack Road, Omagh BT79 7DG, UK Miner Deposita...arc/backarc sequences of Ireland and northwest Wales represent the most prospective sequences in the |  | | Book | | BASIN VOLC DOC) MARGINAL SM IN SNO (NORTH-WEST WALES) ONIA .. .. • • Front co11er Tryfan, viewed...marginal basin volcanism in Snowdonia (north-west Wales). (London : HMSO for the British Geological Survey...based on Ordnance Survey mapping. Printed in the UK for HMSO Dd 291125 ClO W91 ... lU CONTENTS ...1st Eruptive Cycle 15 llewelyn Volcanic Group 15 Conwy Rhyolite Formation 17 Foel Fras Volcanic Complex...map of Wales xi Representation of Harker's diagram, NW Wales 1 Disposition of England and Wales, and Scotland |  | | Report (chapter) | | Holloway, University of London, Egham, Surrey TW20 0EX UK (e-mail: mather@jjgeology.eclipse.co.uk) Abstract:...Woodhall Spa in England and Llandrindod Wells in Wales. By 1924, these towns had been joined by Royal Leamington...Allan Spa in the south of Scotland and Trefriw Spa in north Wales (BSF 1931). Subsequently, numbers fluctuated...sources dispersed throughout England, Scotland and Wales (Osborne & Weaver 1996) and many of the associated...Pewtriss Rock Park Well Chalybeate Spring 11 Trefriw 12 13 14 Harrogate Bridge Strathpeffer Old |  | | Journal (issue) | | FRONT COVER: Vanadinite, probably from High Pim mine, Wanlockhead, Dumfriesshire, Scotland. Orangybrown...and R.E. Starkey NOTES Botallackite from Dooneen mine, Allihies, County Cork, Republic of Ireland S. Moreton...botanical interest of mine spoil heaps - the lichen story 0. W Purvis 45 Cwmystwyth, Wales: 3500 years of...mid-part of this century, when there were still mine managers and miners to talk to, and when you could...he replied. He told me that the mine up the valley was the Bodannon mine, and that there were a number |  | Johnson, D. B., Sen, A. M., Kimura, S., Rowe, O. F., Hallberg, K. B. (2006) Novel biosulfidogenic system for selective recovery of metals from acidic leach liquors and waste streams. Mineral Processing and Extractive Metallurgy, 115 (1). 19-24 doi:10.1179/174328506x91310 | Journal (article/letter/editorial) | | pregnant liquors and acidic waste streams, such as acid mine drainage, is discussed. Keywords: Acid wastewaters...are mined. Mine wastes from times when School of Biological Sciences, University of Wales, Bangor, LL57...LL57 2UW, UK *Corresponding author, email d.b.johnson@bangor.ac.uk ß 2006 Institute of Materials, Minerals...become much more widespread in the recent past. Acid mine drainage (AMD) is acknowledged as one of the most...operations.1,2 AMD may be generated within deep mine shafts and adits, spoil heaps and tailings deposits |  | | Report (issue) | | AROLWG DAEAREGOL PRYDAIN Regional geochemistry of Wales and part of west-central England: stream water ...GEOLOGICAL SURVEY. 1999. Regional geochemistry of Wales and part of west-central England: stream water....255 9) North-west England and North Wales 1997 (0 85272 307 5) Wales: stream water 1999 (0 85272 363 6)...0115-936 3200 e-mail: sales@bgs.ac.uk www.bgs.ac. uk Murchison House, West Mains Road, Edinburgh EH93LA...Stapledon Building, University of Wales, Penglais, Aberystwyth, Ceredigion, Wales SY23 3DB ,:r 01970-622541 Fax |  | | Report (volume) | | NORTH WALES. P.A.RT I.-WEST SHROPSHIRE, . SMITH, ~I.A. P.A.RT II.- BY BERNARD NORTH WALES, BY HENRY...PRE-CARBONIFEROUS ROCKS OF WEST SHROPSHIRE AND NORTH WALES. p .ART I.-WEST SHROPSHI RE, SMITH, M.A. BY BERNARD...the otherwise difficult task of reading the old mine plans. The memoir has been edited by l\fr. Cantrill...T,Vestern Area: Hope-Shelve District Nick Knolls Mine, 13. Batholes lVline, 13. East Roman Gravels 1,:1ine...22. Myttonsbeach Mine, 25. Perkins Beach Mine, 25. Burgam l\fine, 26. Tankerville :Mine, 26. Potter's Pit |  | | Journal (issue) | | UK .M ----- JOURNAL I OF N E & ----- s M 1· N E R A L S n \) II I/ i] NUMBER 15 • SPRING...TISPIECE CALCITE on HEMATITE Fred Bull 4 MI The UK Jouma/ of Mines and .Minerals publishes articles...N'(Olbl L'K Journal of Mines & Minerals No. 15 -2- UK Journal of Mines & 1'.lincrals No. 15 -J- .......rescue dig on the spoil heap of the Alva silver mine near Stirling. Remarkable specimens of dendritic...has taken place over many years concerning early mine working. Was the area worked for its copper either |  | | Report (issue) | | geochemistry of parts of North-west England and North Wales Keyworth, Nottingham 1997 This volume has been...geochemistry of pa,ts of North-west England and North Wales. (Keyworth, Nottingham: British Geological Survey...stream sediment in North-west England and North Wales BGS MAIN OFFICES AND SALES DESKS The full range...Office in Wales GEOCHEMICAL ATLASES Room G19, Sir George Stapledon Building, University of Wales, Penglais...1996 (0 85272 255 9) North-west England and North Wales 1997 (0 85272 307 5) Printed and bound in England |  | | Journal (issue) | | ROCKBOTTOM UK JOURNAL OF MINES & MINERALS ISSUE No. 1 ROCKBOTTOM A U.K. JOURNAL FOR MINING AND MINERAL...•~_S_,.Sp~ef:· EDITORIAL .P.UBLiCATION • RED GILL MINE ?.Briscoe 2 LLANRWST MINES E.Otty 5 TUCSON...-r:e1,.:.0302 1io244;-~ . • •• • 1.1 fALLOWFIELD MINE P.3riscoe DIARY OE' EVENTS ·•. 12 15 E'OR...HOOVER AND DE RE METALLICA C:.Otty 30 HILTON MINE A.Winrow J!. HEIGHTS AND THE GREEN HOLE ? .S...Rockbottom Issue 2,are you? 1 Red Gill Red Gill Mine has secondary minerals long been famous occur,and |  | | Report (issue) | | encounter reduced material such as organic matter and pyrite. Sedimentary-hosted deposits are generally uneconom...sediment-hosted copper deposits. At the El lndio mine in Chile massive sulphide ve ins ca n be over 10...permeable to meteoric water and contain abundant pyrite to allow the formation of oxidising acids. The...prior to further processing. The open pit copper mine at Bingham Canyon, Utah, USA, is one of the largest...cumulatively produced more copper than any other mine in history, approximately 15 million tonnes. Underground |  | | Journal (issue) | | America open access publications ................ UK Mining News. ......................................under new management “Iron in Wales” workshop at the National Museum of Wales ................ Handling “asbestiform”...Museum Update ........ Correction: “Prince of Wales Gold Mine” ............................................incorporates the AGM. This will be held this year in North Wales; not in Tal-y-bont as originally intended but in...equipment (in addition to hammers and chisels) on to mine dumps. In the short reports section you will find |  | | Catalog/List | | refere nce and specime n numbe r(s) 25 3 Inde x by mine ral showing spe cime n numbers 39 4 Index by...Name of the speci es. Locality. including name of mine or quarry, nearest town and county, and six figure...Waterba.nk mine Waterbank mine Hilton mine Esgair Hir mine Milltown quany Esgair Hir mine Broadlaw vein...Mllttownquany Wh.Jane Comw. HIiton mine Waterbank mine Mllltown quany Eaglebrook mine Uechwedd Helyg Wh.Gorland...Waterbank mine Waterbank mine Milltownquany Waterbank mine Wh.Fortune Lyme Regis Dry GIii mine Roughtongill |  | Alonso-Azcarate, , Rodas, , Bottrell, , Raiswell, , Velasco, , Mas, (1999) Pathways and distances of fluid flow during low-grade metamorphism: evidence from pyrite deposits of the Cameros Basin, Spain. Journal of Metamorphic Geology, 17 (4) 339-348 doi:10.1046/j.1525-1314.1999.00202.x | Journal (article/letter/editorial) | | flow during low-grade metamorphism: evidence from pyrite deposits of the Cameros Basin, Spain J . A L ONS...Earth Sciences, University of Leeds, Leeds LS2 9JT , UK 4 Departamento de Mineralogı́a y Petrologı́a, Universidad...sulphur isotopic data are presented for a number of pyrite deposits from the Late Jurassic–Early Cretaceous...sequence. Iron remained immobile and conservative, pyrite iron being derived by sulphidation of chlorite...heavy and light S, respectively, with variation in pyrite isotopic composition between different deposits |  | | Report (chapter) | | University of London, Egham Hill, Egham, Surrey TW20 OEX, UK (e-mail: d.lowry@gl.rhul.ac.uk) 2Isotope Geology...G75 OQF, UK 3The School of Geography and Geosciences, University of St Andrews, Fife KY16 9AL, UK Abstract:...1991a; Scott et al. 1991; Steed & Morris 1997), and pyrite in metasediments (e.g. Hall et aL 1987, 1988, 1994a...Grouping sulphides pyrite sulphates pyrite sulphides pyrite sulphates sulphides pyrite sulphates sulphides...9 pyrite sulphides pyrite sulphides sulphides sulphides sulphides pyrite pyrite sulphides pyrite pyrite |  | | Report (issue) | | illustration Blasting in the open pit at the Foss baryle mine, near Aberfeldy. The white dust comes from the baryte... with exploration for copper and gold in North Wales, development work at a few sites, notably in the...of England, and the opening of the Whcal Jane tin mine in Cornwall. However, mining companies had little...attract exploration companies to the area. In North Wales, MRP data have been used as a basis for strategic...Geological Survey, Keyworth, Nottingham, NG 12 SGG, UK (telephone: 0()077 6111; telex: 378173 BGSKEY G; |  | | Book (edition) | | Gold Occurrences in the UK A Gold Prospector's Guide LEE GARY PALMER MSc Published in the United...40 Archers Ave Irvine, Ayrshire KA11 2GB Scotland UK Content copyright© Lee Gary Palmer, 2019 The right...Contents Acknowledgements Notable Nuggets of the UK Preface Gold The Word The Element Origin Locations...Isle of Man Wales South Wales - South Glamorgan South Wales - Carmarthenshire South Wales - Pembrokeshire...Mid Wales - Powys Mid Wales - Ceredigion North Wales - Gwynedd North Wales - Anglesey North Wales - Conwy |  | | Report (issue) | | pyrites, chiefly in the form of iron pyrites or pyrite (FeS2 ). Other important sources are base metal...Cumberland, and by British Gypsum Limited at the Long Meg mine near Penrith, Cumberland. Anhydrite was also mined...Piaseczno mine became operational. This mine was closed in 1972 in favour of the Machow mine which works...methods similar to Frasch mining at the Jeziorko mine; the bed is about 1 Orn thick and lies at a depth...of total Polish sulphur production. The Grzybow mine works a bed averaging I Sm i n thickness at a depth |  | | 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 |  | | Journal (issue) | | Neumann which he claimed were from Bedford United Mine. The x-ray results (powder photographs) showed one...Upper Brandy Gill, now known as Brandy Gill Lead Mine. Over succeeding years, he forwarded specimens purportedly...Lindgrenite, descloizite etc., from Brandy Gill Lead Mine. Lindgrenite has been searched for by many collectors...example, Kingsbuxy's record of Adamite from Sandbed Mine has been discredited, the next record from this...SHA Membership - Ordinary £2.50; . Family £3.00~ UK institutional £3.50; Overseas International £7.00 |
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