 | | Book | | forests, the peaceful grandeur of Cader Idris and Plynlimon flanked by the estuaries and coastline of Cardigan...effort to restore the woodlands, whose timbers Wales contributed to the Wars. The regimentation of the...of the natural life and history of this part of Wales. This book appears at a time of substantial development...District of Powys County. Cardiganshire is now the Ceredigion District of Dyfed County. Co~1M1ss10N September...Kennedy, B.Sc., Conservator of Forests for 3 North Wales, Forestry Commission . THE OLD MANSIONS AND THEIR |  | | Journal (article/letter/editorial) | | a portion of west Wales R. Maude Department of Geology, University College of Wales, Aberystwyth, Dyfed...near-surface rocks. Previous lineament interpretations of Wales have used aerial photographs and relatively unenhanced...unenhanced satellite images. New images of part of Wales have been produced from Landsat MSS data using several...tectonically varied history. KEY WORDS Satellite images Wales Lineament populations 1. Introduction This paper...enhanced Landsat MSS images of a portion of west Wales (Figures 1 and 2). The term ‘lineament’ was first |  | | Journal (article/letter/editorial) | | situated on the western and southern flanks of Plynlimon, consists of three interconnected power stations...of the Upper Afon Rheidol. One mile north of Ponterwyd, a reservoir has been constructed at the head...The tunnel is sited on the western limb of the Plynlimon anticline; it has been driven through a sedimentary...in the area immediately to the south-east of Ponterwyd. Here he demonstrated coincidence of graptolite...encountered GEOL. MAO. VOL. 1 0 0 . NO. 4 MYNYDD PONTERWYD TEXT-FIG. 1.—Surface geology of the Dinas Bwadrain |  | | Report (issue) | | technical history and exploration with reference to mine workings in the British Isles are welcomed for inclusion...:. R.G. GUTHRIE PUBLICATION AFTERSALES NORTHERN MINE RESEARCH 186 STATION ROAD BILLINGHAM CO.CLEVELAND...CLEVELAND TS232RT Tel: 0642 554437 © NORTHERN MINE RESEARCH SOCIETY SOCIETY This volume is copyright...Sheffield S2 5HH, for the Publishers, The Northern Mine Research Society, Sheffield,· England. ISSN: ISBN:...OF THE C.Eng., NORTHERN SOCIETY. 1979. FGS., MINE FIMM. RESEARCH 6 I ' AUTHORS =====-- NOTE |  | | Report (chapter) | | Palaeozoic bedrock of the Rheidol catchment, west Wales K. H I S C O C K l & A. P A C I 1'2 I School o...potential of the River Rheidol catchment in west Wales is presented, a region where groundwater is an important...bedrock catchment of the River Rheidol in west Wales. The Rheidol catchment (see Fig. 1 for location)...water for public supply in the Aberystwyth area, Ceredigion. In recent years, the experience of a drier climate...and hydrogeological investigation work in west Wales has been undertaken by Robins et al. (this volume) |  | | Report (volume) | | thanks to the Council of the University College of Wales, Aberystwyth, for having released me as far as possible...Estate, I am indebted for perrnission to use the mine records and plans in the Estate Office; to 1\Ir...IX.-Longitudinal Section of Loveden Mine • • X.,, ,, Brynyrafr Mine XI.,, ,, East Daren · • XII.. ,, ,...Dyfngwm districts X:Xll.,, ,, district near Van Mine• XXTII.-Plan of Van fiat.s • XXIV.-Chart showing...his two groups, the Aberystwyth group and the Plynlimon group, which he regarded as being below the base |  | | Journal (volume) | | caledonite crystals up to 4.5 mm tall from Red Gill Mine, Caldbeck Fells, Cumbria. Norman Thomson Collection...mm from the dump of Endeavour Level, Potts Gill Mine, Caldbeck Fells, Cumbria. Paul Nicholson Collection...Tindle 3-9 Zincolivenite from the Penberthy Croft Mine, Cornwall Jens C. Ø. Andersen and David Moulding...associated with the Camdwr Fault in the Central Wales Orefield Tom Cotterell 15-25 NOTE The composition...collected by Sir Kingsley Dunham from ‘Nentsbury Mine’, Nenthead, Cumbria Trevor F. Bridges 61-64 NOTE |  | | Journal (article/letter/editorial) | | Central Wales Orefield (Fig. I) is a loosely defined area occupying the county of Ceredigion (the northern...:irl O t-.,�·'.• • ,, ·. Cambrian Mountains of Wales. At v�ri,-,,., . , , . r ,·:·i :· · cipally from...Lower Palaeozoic times the area that is now central Wales lay cowards the middle of a structurally conuolled...Ashgill-Upper Llandovery strata ..:xposed in the Central Wales Orefield. A range of basinal facies is present,...Ystwyth Fault, encountered underground at Cwmystwyth mine, where it faulted out the lead-zinc-bearing lodes |  | | Book | | the Area. Mines - History Mineralization - General Mine Index (Map References) Mineral Index Minerals of...37 38 39 39 40 PLATES Nantiago Mine Pwllrhenaid Shaft .. Penrhiw Mine Dylife Esgairhir Castell Henfwlch...Cwmystwyth Blaenceulan Pyrite on Calcite (Nantiago Mine) .. ■ .. 11 14 14 17 17 18 19 20-21 22 24 MAPS...Acknowledgements are due to members of The Russell Society (a mine�alogical society based in Leicester) who contributed...dating from the early nineteenth century - the old mine heaps still remaining providing the basis for collecting |  | | 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 |  | | Journal (article/letter/editorial) | | of the Llanrwst and Llanfair veinfields, North Wales: evidence from fluid inclusions and stable isotopes...Sciences, The University of Leeds, Leeds LS2 9JT, UK (Received 2 July 1995; revised version received...Shropshire in England and Llanrwst, Plynlimon and the Dolgellau Gold Belt in Wales. These deposits are hosted...competent strata with sulphide mineralogies of galena + sphalerite + chalcopyrite + pyrite ± marcasite...Sciences, University of Bradford, Bradford BD7 1DP, UK (140–200 °C) fluids, with sulphur supplied from |  | | Report (chapter) | | the auriferous lodes of Ogofau in south-central Wales. Post-tectonic veins are the most widespread type...exemplified mainly by those of the Harlech and Plynlimon Domes. These late veins are attributed largely...Woodcock (1984a, b) and the offshore environments in W Wales are discussed by Cave & Hains (in press). The magmatic...burial (Bevins & Rowbotham 1983) and in parts of N Wales FIG. 1. Outcrop of the Welsh Lower Palaeozoic Basin...Ordovician volcanic centre in Snowdonia in North Wales, contains metalliferous as well as barren veins |  | | Journal (article/letter/editorial) | | H~RTFELL-VALENTIAN SUCCESSION i l~ the DISTRICT around PLYNLIMON and PONT ERWYD ('NORTH CKRDIGA.NSHIRE), By OWEN...extends for a distance of about 9 miles, from the Plynlimon Mountains near the noithern margin, to the Ystwyth...plateau' which is characteristic of so much of Central Wales; south of the Aberystwyth road it reaches a nearly...the road it rises gradually to 2468 feet on Pen Plynlimon F a w r - - t h e culminating point of the ]flateau... The general features of the region of Central Wales were ably described by Dr. Herbert Lapworth (6) |  | | Journal (article/letter/editorial) | | Precipitation of sphaleritic ores was succeeded by galena baryte mineralization, with chalcopyrite also occurring...presented and discussed. The samples were collected from mine dumps and museums (not in situ) and are mainly from...breccias best developed in the more competent strata. Galena and sphalerite are the main sulphide minerals and...such as Tankerville and Snailbeach, baryte and galena are dominant at higher levels in the veins, giving...and quartz; (4) galena, calcite, and quartz; (5) light brown sphalerite; (6) galena, chalcopyrite, and |  | | 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 |  | | Journal (article/letter/editorial) | | FEATURES. be visited includes a portion of Central Wales bordered by the coast from Towyn to the south of...striking contrast to that of the plateau. The Plynlimon mass (2,468 ft.) and a part of the hills cast...Subsequen tly a genera l uplift of th e whole of Wales caused renewed excavation in those rivers which... M. acinaces, M. cypbus and M. triangulatus. PLYNLIMON AREA - - - .'.... _~-- NORTHERN AREA BALA...with quartz and may contain a certain amount of galena. These veins have been worked occasionally, as |  | | Catalog/List | | Museum of Natural History, the National Museum of Wales, the Hancock Museum (Newcastle Upon Tyne) and the...Cambokeels Mine, Eastgate, Weardale. Lot 222 – Fluorite, chalcopyrite and siderite – Boltsburn Mine, Rookhope...green stock label. SW.17 Paratacamite - Botallack Mine, St.Just, Cornwall. [SW 365 330]. From Hazard Section... SW.18 Botallackite with connellite - Botallack Mine, St.Just, Cornwall. Collected 1985 [SW 365 330]...Corpus Christi Lode. SW.43 Botallackite - Levant Mine, St.Just, Cornwall. [SW 368 346]. 130 fathom level |  | | Book | | A Mineralogy of Wales RfCHARD E. BEYfNS Ocpartmellf o[Geolngy, Nmin11a/Museum of\Valcs, Cardiff AMGUEDDFA...encrusted with galena. from Cymmer Colliery, Ponh, Mid Glamorgan. National Museum of Wales specimen 48.264...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) | | SOCIETY was fonned in 1960 as the Nonhern Cavern ond Mine Research ocicty, its acuvitics centred upon the...93 Published in September 2012 by THE NORTHERN MINE RESEARCH SOCIETY 1 elson. Lancashire The Society...Goodchild 38 The ar enic industry at Botallack Mine, Cornwall and its archaeology: a story or early... trials and lodes of the Glandyfi Tract, Ceredigion, Wales David M.D. Jame Further notes on North Pennine...surveyor was underground during 1871 to keep the mine plans up to date. The Rev. Auden continued to work |  | | Journal (issue) | | 15 mm. EDITORIAL Digital Micro-Photography The UK Joumal ef Mi11esa11dMi11erals publishes articles...channels. SUPERGENE LEAD MINERALISATION IN CENTRAL WALES John Mason 47 APATITE FROM TI-IE COAL MEASURES...imaees in the article on fluorite from the Rogerley Mine, Weardale, in the last edition of this journal....problematic, the famous blue fluorite from Florence Mine in west Cumbria commonly register a dirty pink on...which is possible using the technique. David Green UK Juurnal of Miucs & Minerals No. 24 -2- MICRO MINERALS |  | | Journal (issue) | | Аgги"в, Corп wall. Sрeгirнcvг: 70 х t30 .r 45»гт UK Journal of Mines and I b i e r a l s Issue No 8 A...p. (UK) Non UK £16.50 Equiv for 3 issues inc. р & р. USA $30 for 3 issues inc. p & p. Note: Non UK prices...C. van Loon. Diary of Events 4 2 6 Llywernog Mine and Museum S.J.S. Hughes. ADVERTISING Peter Briscoe...begun with four notes on some unusual minerals from Wales. 2 U . K . JOURNAL OF MINES AND MINERALS ISSUE...Great Consols. Sculls in Devon Great Consols copper mine supporting the hanging wall of the lode. When copper |  | | Catalog/List | | 2txH-xi". £1.25. _ 2. ANDRADITE. Belstone Consols Mine, Sticklepath, Devon. Specimen A - Lustrous, sharp...Andradite. ltJMine, Wilberforce, Ontario, Canada. A well formed translucent...l-txlxl". £4.50. 7. ATACAMITE. Duke of Cornwall Mine, Kadina, S. Australia. Specimen A - A ltxl" cavity...Limonit ic Gossan. 2xlxl". £1.50. 8. AZURITE. Tynagh Mine, Co. Gllway, Eire. Bright blue well formed crystals...2xl-b<1". £3.25. BARYTES. Carbonate Shake, Murton Mine, Scordale, Westmoreland. 1 "C~Oic7' transparent |  | | Catalog/List | | all times. JULY 1977 1. 2. AJOITE. New Cornel~a Mine, Ajo, Pima Co.; Arizona, U.S.A. Turquoise coloured...matrix. lMinE, Sticklepath, Devon. Specimen A - Sharp olive green...2xlx~·'. £1.50. 3. AI\GLESITE. Broken HiJ.l, rJ.s. Wales, Australia. Small lustrous creamy transparent sharp...3tx2xlt". £:.3.00. 9. AXINITE. Belstone Consols Mine, Sticklepath, Devon. Lustrous, clove brown, sharp...13. 14. 15. 16. -2AZURITE. Crowl Creek, N.S. Wales, Australia. Lustrous, bright blue, small sharp crystals |  | | Catalog/List | | Limonitic matrix. 2x2xlt" .£2.75. ARGENTITE. Valenciana Mine, Guana,;uato, Me~ico,. Fine, bright, silvery grey... 12. 13. 14. 15. 16. 17. AURICHALCITE. 79 Mine Gila Co., Arizona, U.S.A. Select turquoise blue...matrix. l~xltxl". £3.25. AZURITE. Duke of Cornwall Mine, Kadina, 5. Australia. Pure bright blue crystaline...crystalised Calcite. 3x~1". £r,.50. BARYTE~. Mowbray Mine, ;'rizington, west Cumberland. A select group composed...are very choice for display. CAlCITE. Tynebottom Mine, Gorrigill, Cumberland. A group of intergrown lustrous |  | | Catalog/List | | 17. 18. 19. 20. 21. -2BARYTES. Silverband Mine, Dun Fell, westmoreland. ~ single glassy transparent...pinkish Granite. ltxltxlt"- £2.50. BORNITE. Dolcoath Mine, Camborne Cornwall. A pure, purply, tarnished metallic...the higher workings of the Mine. 2xltxlt". £1.50. BOTALLACKITE. Levant Mine, Pendeen, Cornwall. Select... . 3x2xlt". £8.00. ' . . BOURNONITE. Herodsfoot Mine, Lanreath, Cornwall. Metallic grey slightly tarnfshed...crystaline Barytes. 2txlt"t £3;25. CALCITE. Herodsfoot Mine, Lanreath, Cornwall. Choice, lustrous, creamy, stepped |
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