 | | 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) | | Follow, Lecturer in Natural Science, and late Tutor of St. John's College, Cambridge ; with Notes o~t the Chemical...(a) Tile coast south of Coverack Cove. (b) The Igneous l~cks of Gorerack Cove. 4. Some inland sections...Transactions of the Royal Geolo~cal Society of Cornwall : ' ~ "Sketch of the Geology of the Lizard District...the Geology of Cornwall," by Sir H. Davy, i. p. 3S. "On the Serpentine District of Cornwall," by the Rev..."Contributions towards a Knowledge of the Geology of Cornwall," by H. S. Boase, iv. p. 160. The subject is also |  | | Report (edition) | | AND MUSEUM BRITISH REGIONAL GEOLOGY SOUTH-WEST ENGLAND (SECOND EDITION) by HENRY DEWEY LONDON HER ...SURVEY AND REGIONAL MUSEUM GEOLOGY SOUTH-WEST ENGLAND (SECOND EDITION) by HENRY DEWEY YRIGHT RESERVED...DEVONIAN ROCKS -----(1) Lower Devonian -----(a) Cornwall and South Devon (b) North Devon ------ - 17...17 17 17 19 (2) Middle Devonian -----(a) Cornwall and South Devon _ _ _ lb) North Devon ------- - 22...22 22 22 (3) Upper Devonian -----(a) Cornwall and South Devon lb) North Devon ------(c) Pillow lavas |  | | | | MEMOIRS OF THE GEOLOGICAL SURVEY OF GREAT BRITAIN ENGLAND AND WALES Geology of the Lizard and Meneage (Explanation...32, and 1n his classic Report on the Geology of Cornwall, Devon and West Somerset. The ?istrict has now...Pliocene Deposits ... Pliocene deposits of Cornwall, St. Erth, St. Agnes, 165 ; Crousa Down gravels, 166...-Map of Kynance Cove 8.-Weathering of Serpentine 9.-Sketch-map of the Shore below Coverack 10.-Plan of dykes...dykes in shore at Coverack .. . 11.-BonJder of Gabbro, Pen Voose 12.-Dykes of Epidiorite and Gabbro cutting |  | | Report (edition) | | MEMOIRS OF THE GEOLOGICAL SURVEY OF GREAT BRITAIN ENGLAND AND WALES Geology of the Lizard and Meneage (Explanation...32, and 1n his classic Report on the Geology of Cornwall, Devon and West Somerset. The ?istrict has now...Pliocene Deposits ... Pliocene deposits of Cornwall, St. Erth, St. Agnes, 165 ; Crousa Down gravels, 166...-Map of Kynance Cove 8.-Weathering of Serpentine 9.-Sketch-map of the Shore below Coverack 10.-Plan of dykes...dykes in shore at Coverack .. . 11.-BonJder of Gabbro, Pen Voose 12.-Dykes of Epidiorite and Gabbro cutting | | | Report (edition) | | MEMOIRS OF THE GEOLOGICAL SURVEY OF GREAT BRITAIN ENGLAND AND WALES Geology of the Lizard and Meneage (Explanation...1 1912 1946 1954 1 973 I • ••• I{ YNANCF COVE l·R0'\1 "fl-IE NORfll-WEST (A 570) • •• 111...32, and 1n his cl�ss1c Report on the Geology of Cornwall, Devon and West So-merset. The district has now...... ... ... Pliocene deposits of CornwaJ l, St. Erth, St. Agnes, 1 65 ; Crousa Down gravels, 1 66 ; composition...jointing in the serpentine . . . 7 .-Map of Kynance Cove ... ... .. . . .. ... 8.-Weathering of Serpentine |  | | Book | | A HANDBOOK TO THE MINERALOGY CORNWALL AND DEVON TRUR : PRINTED BY HEARD AND SONS, BOSCAWEN...BOSCAWEN STREET. HANDBOOK MINERALOGY OF CORNWALL AND DEVON, WITH INSTRUCTIONS FOE THEIR DISCRIMINATION...THE MINERS' ASSOCIATION OF CORNWALL AND DEVON; SECRETARY TO THE KOYAL CORNWALL POLYTECHNIC SOCIETY; OF THE...KOYAL GEOLOGICAL SOCIETY OF CORNWALL, AND OF THE ROYAL INSTITUTION OF CORNWALL, &C., &C. ASSOCIATE TRURO:...F.R.S., THB ELECTRICITY OF MINERAL LODES IN CORNWALL, AND OF MANY CORNISH MINERALS, (WHOSE OBSERVATIONS |  | | Book | | Igneous Rocks of South-West England THE GEOLOGICAL CONSERVATION REVIEW SERIES The comparatively small...M. C. Gyopari S. Igneous Rocks of South-West England P. A. Floyd, C. S. Exley and M. T. Styles 6. ...D. R. Bridgland Igneous Rocks of South-West England P. A. Floyd Department of Geology, University of...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 of licences issued |  | | Book | | Transactions of the Royal Geological Society of Cornwall, for 1848 ; and a table of some of the principal...Transactions of the Royal Geological Society of Cornwall. Reports of the Devonshire Association for the...LOCALITIES IN ENGLAND BEDFORDSHIRE BERKSHIRE BUCKINGHAMSHIRE . CAMBRIDGESHIRE CHESHIRE 31 CORNWALL . 32... 64 65 CONTENTS. X MINERAL LOCALITIES IN ENGLAND— (continued ). OXFORDSHIRE PAGB 65 . RUTLANDSHIRE...124 130 APPENDIX 137 INDEX TO LOCALITIES IN CORNWALL 149 INDEX TO MINERAL SYNONYMS 153 1 THE |  | | 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... ’’fe, -'A Sr A6Nfl^ fe'Pk :. g,TRURO <4 J -St AUS FELL S’ LAND'S EHdG HOUMTSS. HEL5TOW PENZANCEJH...Cleavage and Fracture 8 8 9 10 11 GEMSTONES OF CORNWALL Quartz Gemstones 12 13 GRANITE AND OTHER ROCKS |  | | Journal (article/letter/editorial) | | though less so than in the troctolite of Coverack Cove (Cornwall). 1 G. Linck, " Beitrage zur Geologie und...equigranular aggregates of biotite and felspar (? orthoclase), quartz, and ihnenite (or magnetite), with abundant...pegmatite or graphic granite (43). It consists of orthoclase, albite-oligoclase, and quartz, the two last...green hornblende, with acrd oligoclase, some orthoclase, and quartz. The accessory minerals are magnetite...method. The other specimen is non-]jorphyritic, orthoclase not exceeding O6 mm. in diameter. It contains |  | | Journal (article/letter/editorial) | | Geology at University College, London, and Fellow of St. John's College, Cambridge. (Read May 22, 1878.)...for me by F. T. S. Houghton, Esq., B.A., Scholar of St. John's College. We drove from Girvan to Colmoncll...walk inland was to convince me that here, as in Cornwall, the relations of the rocks would be most clearly...distinguished from the black serpentine north of Cadgwith, Cornwall% I t has exactly the same sharply defined but...t~ocks. As in the case of the hornblende schists of Cornwall it was no part of my plan to examine into the |  | | Journal (article/letter/editorial) | | forms of micrographic intergrowths of quartz and orthoclase. No new chemical facts are presented but the...the north of the island, and at Elizabeth Castle, St. Helier, in the south. The latter locality is specially...type of rock. At Megaliggar, near PorthIeven, Cornwall, a ten-foot sill of granitepegmatite intimately...different points. During a recent brief visit to Coverack Cove with a Field Class, a search was made for the...APLITES 109 represent maximum modal quartz, orthoclase, albite and anorthite. The modes of these aplites |  | | 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- |  | | Book | | Lherzolite, Vicdessos. 2. Serpentine, Lizard. 1. Coverack. 2. Picrite (Palseopicrite), Menheniot. 1....Olivine-dolerite, Tideswell Dale. and serpentine, Coverack. 9 * 1. Tobermory. 2. Portree. 1. XII.,...fluid inclusions in quartz of granite at St. Austel, Cornwall. Magnified 200 (6) Group diameters. Fluid...(c~) in quartz of granite from Ding Dong Mine, Cornwall. Magnified 2000 diameters. The number they are...Vol. (2) On the Rocks of the Mining Districts of Cornwall. See also ALLPORT. J. G. S., Vol. 413. , p. Brussels |  | | Book | | A SKETCH OF THE GEOLOGY OF CORNWALL, INCLUDING A BRIEF DESCRIPTION OF THE MINING DISTRICTS AND THE...“Campiglia Mines,” &c. With Geological Map of Cornwall, AND NUMEROUS STEEL PLATEs, ILLUSTRATIVE of INFLUENCE...ON SCENERY. REPRINTED FROM THE “GAZETTEER OF CORNWALL.” LONDON : OFFICE of “THE MINING Journal,” 26...ºx Foº: PREFACE. During my present visit to England, my father, Mr. Robert Symons of Truro, pressed...account of the Geology of Cornwall, to accompany his forthcoming Gazetteer of Cornwall. This, owing to the |  | | Book | | Transactions of the Royal Geological Society of Cornwall. Quarterly Journals of the Geological Society...ad petett inte tro con . LOCALITIES. — Evand. Cornwall ; near Tuckingmill, Cam borse, and is a gre quarry...protect iron from oxidation. LOCALITIES. — England. Cornwall; near Tuckingmill, Cam borne, and in a granite...LOCALITIES. - Cornwall. At Wheals Unity and Jewel, in Gwennap, and at Carharrack , St. Day ; at Chudleigh...Odin mine, near Castleton in Derbyshire ; and at St. Catherine's Well near Edinburgh . c. ELATERITE |  | | Book | | A. W. G. Kingsbury LONDON BUTTERWORTHS ■ ENGLAND Butterworth & Co (Publishers) Ltd London: S8 Kingsway...Conservancy, 1970 ISBN 0 40S 70002 5 Printed in England at the Pitman Press, Bath ) I 281495 Contents...Contents Preface Introduction 7 11 Descriptions: Cornwall 17 Devon 39 Dorset 89 Gloucestershire 197...but mankind in general. Today in south-western England the geologist can examine the strata that fired...important geological sites in the counties of Cornwall, Devon, Dorset, Somerset and Gloucester. By treating |  | | Book | | PO Box 315. Harpenden. Hertfordshire AL5 2ZD. England Telephone: +44 (0)1582 762413 Fax: +44 (0)870 055...the production of e0pper. the mining areas of Cornwall and Devon became important producers of b th tin... I made it a stipulation that e:ich en~ in rn:, ·st ,, ,u.d be fully referenced. After eight years the...Oxford University Museum of Natural History; Royal Cornwall Museum, Truro; Sedgwick Museum, University of...1\llaga::i11e, on minerals from localities in Cornwall. Devon. Cumbria and Yorkshire. He was renowned |  | | Book | | minerals belong to this system, amongst them orthoclase feldspar, augite, hornblende and muscovite. ...PLANE (232) D. AUGITE “TWIN PLANE(1CO) v E. ORTHOCLASE. CARLSBAD TWIN = OWIN. PLANE (100) F. PLAGIOCLASE...interpenetration twins. Staurolite (Fig. 35C), and orthoclase (Fig. 35E) are illustrative of this type. A common...said to be simple as in the case of augite and orthoclase (Fig. 35D and E). When many components are in...in the granite from Shap Fell in Westmorland, England, owe their colour to minute flakes of haematite; |  | | Book (volume) | | crystallised ones oe rocks : : 37 | Quartzless orthoclase rocks . Bek Relations of crystalline rocks,...3ae Quartz-bearing plagioclase rocks . Quartz-orthoclase rocks 36) . Cuapter V.—NaTURE, Quartzless...XVI.—Hisrory Age of igneous rocks Granite of Cornwall Elvans Groby syenite and Mount "Sorel 228 229...existence of volcanoes . b . Pre-Cambrian volcanoes : St. David’s, Wrekin, &c. . Cambrian volcanoes . Devonian...strata ; é : : depression - CuapreR In England . In Anglesey . é . - 356] Gneiss . : 357 |  | | Book | | The principal copper-producing districts are Cornwall, Devonshire (West of Dartmoor), Cumberland, Anglesey... of - District. Mines. Copper Ore. Tons. Cornwall and Devon Northern Counties Wales - Ireland ...associated with quartz. From the Great St. George Mine, Perran Perth, Cornwall. Presented by H. Humphries. 4...Mr. Graham. 2. NATIVE COPPER. From Pembroke Mine, St. Austell, Presented by R. Taylor, F.G.S. Presented...- 7. String of NATIVE. Copper: Cornwall. - St. Aeºl, Cornwall. 8 & 9. NATIVE Copper, den driform | | | Book | | associated Fro1n the Great St. George lJ,fine, · Perran Porth, Cornwall. Presented by H. Humphries....NATIVE COPPER. From Penibrol,e Mine, St. A.1.istell, Cornwall. Presented by R. Taylor, F.G.S. 3. NATIVE...NATIVE COPPER a,nd RED-OXIDE of COPPER. St. Austell, Cornwall. 8 & 9. driform . NATIVE COPPER, den-...Cornioall. Cornwall. 11. lized. NATIVE COPPER, crystal- Carn Brea, near Bedrutli, Cornwall. 12. NATIVE...Mu'llion, Liza,rd District, Corn- St. George Mine, Perran Porth, Cornwall. Presented by H. IIumphries. F |  | | Book | | variety. : Felsvar ( a transparent variety. Orthoclase) white cleavable variety. : — INTEODUCTIOK...(Hornblende), fusible only in smaller portions. " 5. Orthoclase (Felspar) offers some difficulty ; and " 6. Bronzite...right angles to it, is somewhat less perfect. Orthoclase may be recognised from the other varieties of...Silicates. n. 0. J Aluminates") Felspar {Adularia, Orthoclase, Labradorite), Lapis Lazuli, Mica, Lepidolite...3B fuses globule. Locality. readily to Cape Cornwall Huel Unity, Botallack, Huel Owls, and several |  | | Journal (article/letter/editorial) | | ; . ~ . ? . ; / \ ~ ~ : J . : - - I SECOND_A~KY ST!=KUCTUP~ES IN F E L S P A R S . ~,:.. X. Downloaded...in the most basic rocks, they were referred to orthoclase. But this view has now been generally abandoned...ii., Narrative, "Oll the Petrology of the Rocks of St. Paul," p. 10; W'adsworth, Mere. Mus. Comp. Zool...the same rock in an altered state at Coverack Cove in Cornwall*. Other veins and enclosures in these...Bonney as occurring not only at the Lizard in Cornwall but at Colmonell in Ayrshire +. My own examination |
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