 | | Book | | (SALTMARSH AND ESTUARINE) RIVERTERRACE DEPOSITS HEAD DEPOSITS (PERCHED ANDVALLEY) RAISEDMARINEDEPOSITS...GeologicalSurvey. 1:50 000 Sheet 346 Newquay (England and Wales). © NERC 2014 All rights reserved Copyright...Introduction 2 Geological description 2 Devonian 2 Granite 11 Igneous dykes 12 Mineralisation 14 Cenozoic...Generalised sequence of mineralisation in south-west England 14 5 Constituent mines of the Great Perran Iron...Formation 9 Sheeted veins with greisen borders, Cligga Head 12 Gravel Hill Mine at the western extremity |  | | Report (issue) | | CHAPTER IV.-Lower Devonian Sandy Series CHAPTER V.-Granite .. .. CHAPTER VI.-Elvans or Quartz.Porphyry CHAPTER...1·ecoanisable 0 Plate 4.-Bands of greisen in the Granite of Cligga Head - . - . - < Plate 5.. -Consolidated sand-dune...Sheet 346 of the Geological Survey Map. It lies in Cornwall, and takes in an area of about 105 square miles...the north coast from Watergate Bay to St. Agnes Head. The only town of anjt size is Newquay; but there...Peat. RECENT Alluvium. - { Valley Gravel and '' Head." PLEISTOCENE Raised Beach . Sand and clay of St |  | | Book | | Endsleigh House 50 Daniell Road Truro, Cornwall TR1 2DA England Printed in Great Britain by Short Run...that he knew of no place on earth that surpassed Cornwall in the number and variety of its minerals. Hogg's...is subtitled 'in wich [sic] is shown how much Cornwall contributes to the illustration of the science'...later by Collins' A Handbook to the Mineralogy of Cornwall and Devon' (1871; 1892 with addenda, the latter...mention Purser's 'Minerals and locations in S.W. England' (1974). The work was never published, although |  | | Journal (article/letter/editorial) | | Indium mineralisation in SW England: Host parageneses and mineralogical relations Jens... Shail, Robin K., Indium mineralisation in SW England: Host parageneses and mineralogical relations,...Ore Geology Reviews Indium mineralisation in SW England: host parageneses AC CE P TE D and mineralogical...Keywords: Indium, Granite, Magmatic-hydrothermal, Cornubian batholith, SW England 1 ACCEPTED MANUSCRIPT...MANUSCRIPT ABSTRACT The SW England ore region contains significant indium (In) in Early Permian graniterelated |  | | Journal (article/letter/editorial) | | RYBACK 42 Bell Road, Sittingbourne, Kent ME10 4EB, England AND PETER C . T A N D Y Department of Mineralogy...British Museum (Natural History), London SW7 5BD, England T n E supplementary lists of British Isles minerals...has improved recently. The classic minerals of Cornwall and Devon are splendidly described by Embrey and...known from the British Isles, and 580 or so from England. Of these latter, about 116 are listed here as...secondary mineral at Gravel Hill mine, Perranzabuloe, Cornwall (C. Sparrow, pers. comm., 1991; XRD by |  | | Journal (article/letter/editorial) | | structureshave dures greisenisdesdans un granite dans le mine de Cligga, been discovered.Ferrokesterite occursin...greisen-bordered d Perranzabuloe, en Cornouaille (Angleterre). C'est un sulfide veins in granite from the Cligga mine...crlstallise dansle groupe spatial,I4, zabuloe,Cornwall, England, The mineral is tetragopalwith Z:2: a 5.433...pas 6tablie, quoiqu'elle n'est nite, kesterite, Cornwall, New Brunswick, British pas exclue. Colurnbia...stannite. The mineral occursin the Cligga mine, Perranzabuloe, Cornwall, England. The material is preservedas |  | | Journal (article/letter/editorial) | | Geological Exploration in the St. Agnes Area, Cornwall by R. H. T. GARNETT Received 6 January 1961; read...sea-bed between St. Agnes Head and Cligga Head on the north coast of Cornwall was geologically explored...tin-copper mineralisation which is associated with the Cligga and St. Agnes Granites and has been extensively...results: between St. Agnes Head and Perranporth on the north coast of Cornwall. The amount of planning prior...which the diving operations were conducted. Cligga Head forms the eastern limit to the area, the western |  | Dominy, S.C., Camm, G.S., Bussell, M.A., Scrivener, R.C., Halls, C. (1995) A review of tin stockwork mineralization in the south west England orefield. Proceedings of the Ussher Society, 8 (4) Ussher Society. | Journal (article/letter/editorial) | | TIN STOCKWORK MINERALIZATION IN THE SOUTH-WEST ENGLAND OREFIELD S.C. DOMINY, G.S. CAMM, M.A. BUSSELL ...tin stockwork mineralization in the south-west England orefield. Proceedings of the Ussher Society, 8...of mineralization encountered in the south-west England orefield less typical than the characteristic composite...within the roof zones of the granite or within metasediments close to a granite stock/ridge. Wallrock alteration...Prince Consort Road, London SW7 2BP. INTRODUCTION Cornwall was formerly one of the world's greatest tin and |  | | Journal (article/letter/editorial) | | Petrogenesis of the Bosworgey Granitic Cusp in the SW England Tin Province and Its Implications for Ore Mineral...Nottingham, England 2 Institute of Geological Sciences, 64-78 Grays Inn Road, London, England Abstract.... The Bosworgey granite cusp forms an apical por- tion of the concealed northern extension of the Tregonning-Godolphin...Tregonning-Godolphin granite ridge. It is characterised by unusually high values of B, P, Mn, Fe, As, Cu...present in zircon, ilmenite and monazite. The granite is classified as Sn and W "specialised" (Tischendorf |  | | Book | | by Alison Hodge, 2 Clarence Place, Penzance, Cornwall TRI8 2QA, www.alison-hodge.co.uk, info@alison-hodge...Cornish minerals. Thanks also to Michael Merry of Cornwall Devon Mineral Specimens (www. cornwalldevonmineralspecimens...Sara Chambers, Collections Manager, the Royal Cornwall Museum, Truro (www.royalcorn- wallmuseum.org...to Carnon Downs North Coast: Porthtowan to Perranporth The Lizard: Mullion to Manaccan St Austell;...Landreath to Linkinhorne East Cornwall: Callington to Calstock Rocks of Cornwall Precious Metals and Semi-precious | | | Book | | Designed by BDP - Book D evelo ion,/ enzance, Cornwall o part of this 'Nork may be pho ocop:ed, stored...Linkinhorne East Cornwall : Callington t o Calstock 36 40 45 50 56 61 66 70 74 Rocks of Cornwall 78 Precious...physical properties of minerals (pages I I 0- 1 I). Cornwall, for its size, has one of the most diverse ranges...1n museum collections such as hose of the Royal Cornwall Museum in Truro and the aural His ory Museum ...character, have been carved into small objects. The granite rock, which forms the county's 'backbone ', produced |  | | Journal (article/letter/editorial) | | 4th, 1903.) [Map on p. 144.] THE small mass of granite known as C l i g g a H e a d , forming a bold promontory...promontory between St. Agnes and Perranporth on the northern coast of Western Cornwall, has long been known, not...at Cligga Point which would 'probably be considered by the Wernerian school as the newer granite,' and...occur. I n 1818, Joseph Carne 3 spoke of granite at Cligga Head, apparently stratified obliquely, but proving...footnote the same author wrote : - ' The granite at Cligga Poi~t (if it is not a large elvan-eourse) |  | | Journal (issue) | | UK TS C 2 COVER. Emerald-green torbemite crystals to 9 mm across, from South Wheal Basset, lllogan...lllogan, Cornwall. Caerhays Miniature Collection No. 945. EDITORIAL The UK Journal of Mines a11d Minerals...RASPITE, STOLZITE AND PHILIPSBORNITE FROM CLIGGA MINE, CORNWALL David Green • Andrew Tindle 33 THE LEVERS...Press, Dorchester, Dorset, DT11HD ADVERTISEMENTS UK Journal of Mines & Mincr.ils No. 34 -1- EDITORIAL...which had survived undisturbed in Lostwithiel, Cornwall since the late nineteenth century. Most such stories |  | | Journal (issue) | | anglesite of exceptional size and quality for the UK. More recently the rare lead sulphite scotlandite...probably the finest alstonite outside the north of England with typical pyramidal crystals to 6mm. Nearby...week of "Cornish Allsorts" . SMLS FIELDTRIP TO CORNWALL 19th - 25th April 1998 Although our numbers fluctuated...a visit to a very wet, white sludge of rotting granite in Remfrey China Clay Pit. Some of these wimps...interest in the social history and development of Cornwall in general and Newquay, where the guest house |  | | Report (edition) | | | Geologists’ Association Guide No. 19 West Cornwall by A. Hall BIRKBECK COLLEGE UNIVERSITY OF LONDON...meetings in London and, via Local Groups, throughout England and Wales, conducts field meetings and publishes... Geologists’ Association Guide No. 19 West Cornwall by A. Hall Second Edition Edited by J. T. Greensmith...REFERENCES ISBN 0-900717-57-2 West Cornwall INTRODUCTION Cornwall has long been one of the classic areas...is shown in Figure 1. The largest area in west Cornwall is occupied by Devonian sedimentary rocks which |  | | Journal (article/letter/editorial) | | associated with the Cornubian Batholith of southwest England: Direct dating of cassiterite by in situ LA-ICPMS...Abstract The Cornwall and Devon vein- and greisen-type copper and tin deposits of southwest England are spatially...spine from the Isles of Scilly Granite in the west to the Dartmoor Granite in the east. The granitic plutons...Kit Hill Consolidated Mines within the Kit Hill Granite. At the eastern end of the study area, two cassiterite...cassiterite samples within the Dartmoor Granite produced ages of 286.0 ± 1.8 and 284.1 ± 1.3 Ma. The youngest |  | | Book | | There have been !)lines in Cornwall for some 3500 years where the intrusion of huge masses of granitic...significant minerals to come out of southwest England. The accompanying captions describe the crystallographic...t). ~ e • ~t~' l lr\ V: 1 'I Minerals of Cornwall and Devon Joseon1ne Community Llbral1es Grants...Embrey. P. G. Minerals of Cornwall and Devon. 1. Mines and mineral resources;--England --Devon 2. Mines and...and n1ineral resources --England--1Cornwall J. Title IL Symes. R. F. 549.9423'5 QE262.D45 ISBN 0-56 5-009 |  | | Report (edition) | | meetings in London and, via Local Groups, throughout England and Wales. It conducts field meetings and publishes...Europe and has led many field trips to the coast of Cornwall. Front Cover: Old engine house, Botallack Mine...Alderton). Geologists Association Guide No. 31 WEST CORNWALL by A . Hall Third Edition Guide Series Editor;... List of Figures 1. O u t l i n e map of West Cornwall 2. Map of Land's End peninsula 5 3. Map of...Porthmeor Cove 11 6. Roof of the Land's End granite overlain by homfelses 13 7. Map of the coast |  | | Report (edition) | | GEOLOGISTS' ASSOCIATION GUIDES Noo 19 West Cornwall by A. HALL ITINERARY Introduction I. Land's End...incorporation in any furtl,er edition. West Cornwall by A. HALL INTRODUCTION has long been one of...the major rock units is shown in Fig. 1. CORNWALL I••+·j Granite 3 D Devonian sediments filffm Lizard...10 20 kilometres Fig. I. Outline map of West Cornwall, showing the areas covered by the five itineraries...sedimentary rocks occupy the largest part of west Cornwall. The Devonian rocks are shales and sandstones |  | | Book | | GEOLOGY OF ,,, ,,. F .. THE GEOLOGY OF CORNWALL Cornwall is renowned for its spectacular rocky coastline...seventeenth century. This book reviews the importance of Cornwall in the development of geological thought in Britain...of notable scientific interest. The Geology of· Cornwall is a companion volume to The Geology of Devon...org/details/geologyofcornwal0000unse THE GEOLOGY OF CORNWALL AND THE ISLES OF SCILLY Edited by E.B. Selwood...Liskeard High: E.B. Se/wood The Structure of East Cornwall: K. P Isaac Culn1 Basin: JR. Andrews The Boscastle-Tintagel- |  | | Report (issue) | | )Σ=0.91 Sn0.96 S4.00 . (2) St. Michael’s Mount, England; by electron microprobe corresponding to Cu2.03...Distribution: From the Kester deposit, Arga-Ynnakh-Khai granite massif, Yana-Adycha River region, Sakha, Russia...Mount, Marazion, and in the Cligga mine, Perranzabuloe, Cornwall, England. From Chizeuil, Saône-et-Loire...Tin-bearing sulphides from St Michael’s Mount and Cligga Head, Cornwall. Mineral. Mag., 48, 389–396. (6) Bonazzi |  | | Book | | Collectors Guide to ^MINERALS, ROCKS and GEMSTONES \in Cornwall and Devon |'; '’i '■-■ ,, t Cedric Rogers...Collector’s Guide to MINERALS, ROCKS AND GEMSTONES in Cornwall and Devon Cedric Rogers i D. BRADFORD BARTON...Truro LTD MINERALISED ILPMACOMar AREAS of CORNWALL & DEVON Main. Concentrations of mints. (has...Fracture 8 8 9 10 11 GEMSTONES OF CORNWALL Quartz Gemstones 12 13 GRANITE AND OTHER ROCKS Felspar. Mica...Mount’s Bay - The Lizard .. North and Central Cornwall East Cornwall Devon 26 27 28 29 30 31 32 33 34 35 MAPS |  | | Book | | CONTENTS INTRODUCTION 7 UPLAND C O R N WA L L : THE GRANITE MOORS 13 L O W L A N D C O R N W A L L : i KILLASr...view I A typical granite tor on Bodmin Moor i 1 4 Man-made landscape in granite: Сагп Bгcа 1 Tor...basins in granite, Cam Brea 8 2 Man-made landscape in killas: Scorricr 3 2 Black Head, from Kennack...near Crackington Haven A natural rock arch at Perranporth The well-known Whale Rock at Bude э 3 5 б...the Land's End peninsula, from Pendeen Watch 3 9 Granite cliffs at Porthgwarra, near the Land's End The |  | | Journal (article/letter/editorial) | | a guide to fluid processes in the southwestern England orefield: An ion microprobe study M. P. SMITH Department...revised of Leeds, j&m Leeds December LS2 9JT. UK 29. 1995 ) Abstract-The boron isotopic composition...from a series of sites in the western southwest England orefield has been determined using ion microprobe...for typical continental crust. Within this range granite tourmalines show a depletion in ’ ‘B from coarse...fluids in equilibrium with tourmalines from the Cligga Head greisen bordered vein system agrees closely with |  | | Report (issue) | | X-ray Powder Pattern: Hingston Down Consols mine, England. 4.28 (vvs), 4.81 (vvs), 6.97 (vvs), 10.08 (vs)...[100.0] [100.0] (1) Hingston Down Consols mine, England; H2 O by loss on ignition; after deduction of quartz...chalcophyllite, brochantite, Distribution: In England, in Cornwall, from the Hingston Down Consols mine, Calstock...china clay pit, St. Austell, and the Cligga Head mine, Perranzabuloe. From the Clara mine, near Oberwolfach...Nevada; at the Black Pine mine, near Philipsburg, Granite Co., Montana; from Gold Hill, Tooele Co., Utah |
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