 | | Journal (article/letter/editorial) | | Gardens. REPORT OF AN EXCURSION TO THE LIZARD, CORNWALL. MARCH 20TH TO 2~TH, EASTER, 1913. Bv ]. S. ...to be obtained on the mainland in this part of Cornwall, though the pillow-structure in the lavas is by...morning some of the party inspected the bands of chromite-serpentine in the bastite-serpentine in Perprean...to the beach. At this locality broad bands of chromite-serpentine are visible in the bastite-serpentine... and showing black dykes and fluxion-bands of chromite-serpentine. EXCURSION TO THE LIZARD. Kennack |  | | Journal (article/letter/editorial) | | from that of the rest of Lizard district is very Cornwall. The great plutonic masses of the Lizard are mainly...ultra-basic composition, while those of other parts of Cornwall and Devon are highly acid granites. The country...not unlike those of the Palseozoic sequence in Cornwall in composition but distinguished by their intensely...promontories that form the extreme southern portions of Cornwall and Devon does this group emerge to form dry land...Archsean. The older Palseozoic rocks of South-west Cornwall have in general a north-east to east-north-east |  | | | | 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...further revisions have been made, n1ainly of a minor character. In the second edition advantage has been...Hornblende-schists . .. Distribution, 45 ; Landewednack, 45 ; Cadgwith, 46 ; inland districts, 47 ; Mullion, 49 : Predannack...XVIII. Pliocene Deposits ... Pliocene deposits of Cornwall, St. Erth, St. Agnes, 165 ; Crousa Down gravels |  | | 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...further revisions have been made, n1ainly of a minor character. In the second edition advantage has been...Hornblende-schists . .. Distribution, 45 ; Landewednack, 45 ; Cadgwith, 46 ; inland districts, 47 ; Mullion, 49 : Predannack...XVIII. Pliocene Deposits ... Pliocene deposits of Cornwall, St. Erth, St. Agnes, 165 ; Crousa Down gravels | | | Report (edition) | | MEMOIRS OF THE GEOLOGICAL SURVEY OF GREAT BRITAIN ENGLAND AND WALES Geology of the Lizard and Meneage (Explanation...32, and 1n his clļæ½ss1c Report on the Geology of Cornwall, Devon and West So-merset. The district has now...some further revisions have been made, mainly of a minor character. In th.e second edition advantage has... .. . .. Distribution, 45; Landewednack, 45 ; Cadgwith, 46 ; inland districts ,. 47 ; Mullion, 49; Predannack...HornblendeĀ pyroxene-epidote-schist, north side of Cadgwith Cove (E.5025). 5 . Homblendic quartzite , 100 |  | | Report (edition) | | clistauce. MEMOIRS OF THE GEOLOGICAL SURVEY. ENGLAND AND WALES. EXPLANATION OF SHEET 359. THE GEOLOGY...32, and in his classic Report on the Geology of Cornwall ., Devon and West Somerset. The district has now...supplied at the cost of drawing and colouring. CORNWALL. 75 NE., SE., by J. B. HILL; lodes by D. A. Mac...Serpentine... .... ... .. . .. . Dunite Serpentine ... Chromite Serpentine, 'I'remolite Schist, &c. ... Distribution...which the principal are Porthleven, Gun1\1alloe, Cadgwith, Coveraclr and Porthallow, but the sca1Ā·city of |  | | Report (edition) | | AND MAGNESIUM MINERALS ' WITH ASSOCIATED CHROMITE ā¢ , ā¢ I ā¢ BRITISH SERPENTit~ES ā¢ ā¢ \ ...Scotland: by G. V. "\lfilson with contributions III. England arid \'vales: by J. Phemister IV. References Figures...rather than alteration, products rocks. notably chromite and of ultrabasic igneous ā¢ After this brief...Fig. 1). The English and Welsh examples are from Cornwall or Anglesey as the case may be. In the following...from the e.conomic standpoint, namely talc and chromite, are taken first and last respectively. ā¢ Talc |  | | 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...Vein of rodingite in serpentinite, Enys Head, Cadgwith 40 21. Map of the western end of Kennack Sands |  | | Report (edition) | | | Geologistsā 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... Geologistsā 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...west Cornwall is occupied by Devonian sedimentary rocks which have undergone folding and low-grade metamorphism |  | | Journal (article/letter/editorial) | | High-temperature Peridotite Intrusion in the Lizard Area, Cornwall by D. H. GREEN Department of Geophysics, Australian...INTRODUCTION T H I S restudy of the Lizard area of south Cornwall has concentrated on a detailed examination of...of the Lizard peridotite and of the high-grade metamorphic aureole around it. The present paper is devoted...(normal A12O3 content), plagioclase, and brown chromite. A third assemblage of olivine, pargasite, and...peridotite. PERIDOTITE INTRUSION IN THE LIZARD AREA, CORNWALL 135 II. THE LIZARD PERIDOTITE The Lizard peridotite |  | | Journal (article/letter/editorial) | | Clay, North-east Bald, F. A., elected... ..ā¢ 304 England, 101; NouingBallyshannon, Excursion to... 70, 84...to Farnham Z07 Butt, A. N. , Exhibit .. . 30/ Cadgwith, II9, 121,320; Excursion to .ā¢ā¢ ... 325, 327 Cad...Swanscombe 3Ā°5 Chert bands, Cornwall I4 lS Chertsey, Excursion to 331 Chromite Serpentine, Lizard 124 Chyanvounder..., elected 302 Concretionary limestone. N .E . England, Fulwell, Reker, etc. ... .. .96,98, IIO, lI3 Cook...Exhibit 301 Corals in British Museum I6!} 3I 3 Cornwall, II8, Excursion to Coste, E., On orig in of petroleum |  | | Journal (article/letter/editorial) | | Beds, Virginia Water Boulder Clay, North-east 332 England, 101; NettingBald, F. A., elected ... 3Ā°4 Ballyshannon...Excursion to Farnham Z02 Butt, A N., Exhibit ... 301 Cadgwith, II9, IH, 320; Excursion to ... 325, 327 Cadmore... 189. Swanscombe Chert bands, Cornwall Chertsey, Excursion to Chromite Serpentine, Lizard Chyanvounder...elected ... 302 Concretionary limestone, N.E. England, Fulwell, Roker, etc. ... ...96, 98, lIO, II 3... E., Exhibit Corals in British Museum 169 313 Cornwall, II8, Excursion to Coste, E., On origin of petroleum |  | | Journal (article/letter/editorial) | | result of weathering. Small grains of magnetite or chromite may often be detected. Except for this, the structureāapart...resemblance to the dark serpentine from north of Cadgwith (Lizard), or to those found near Genoa or at Levanto...not less important than that, of the Lizard in Cornwall. Some at least of the schists through which the...of this, at an average angle of about 40Ā°, but minor disturbances make a very precise determination almost...but grains of iron-oxide (magnetite or perhaps chromite) which sometimes attain a fair size are rather |  | | Journal (article/letter/editorial) | | very. deep brown (barely translucent), probably chromite, to the translucent rich brown grains (picotite)...in Serpentine,' H. Fox, Trans. Royal Geol. Soe. Cornwall, vol. xi. pt. 5 (1891) p. 336. :~ Quoted by Mr...black serpentine from near [i. e. to the north of] Cadgwith. Contains porphyritic crystals of bastite. The...Remarks. Balk Quarry ........................ Cadgwith (above Frying Pan)... do. , Quarry N. of .......grey. Neither the grains of iron oxide, probably chromite, nor of bastite, in the latter, show any signs |  | | Journal (issue) | | ornamental stone found at the Lizard peninsula in Cornwall. This is the material called serpentinite by the...; a n d the polyphant stone from Launceston in Cornwall is also classed as a serpentine. T o this list...patches of magnesite, flakes of talc and grains of chromite. T h e serpentine occurs as veins in a foliated...square-shaped metallic crystals, which are probably chromite. T h e best-known locality for williamsite lies...United States of America, where it is found in the chromite mines of the districtā mines which have apparently |  | | Journal (article/letter/editorial) | | Sandberger's results, that 'one or more of the minerals, chromite, picotite, pleonaste, chrome-diopside, enstatite...as has been proved to be the case in parts of Cornwall": but the idea was clearly negatived by further...shown to pass gradually into a picrite or other minor varieties, and even into gabbro or dolerite. Downloaded...most closely related seems to be that from near Cadgwith, of dark or black colour. The microscopeslide...xlvii. (1891) pp. 473, 474. Cf. slices from near Cadgwith, Porthalla, and other places. 4 The clustered |  | | 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 |  | | 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 ENGLANDā (continued ). OXFORDSHIRE PAGB 65 . RUTLANDSHIRE...124 130 APPENDIX 137 INDEX TO LOCALITIES IN CORNWALL 149 INDEX TO MINERAL SYNONYMS 153 1 THE |  | | 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 | | 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...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...theLakeDistrictandCornwall (izoklakeite}" WhealCock,StJust,Cornwall SouthTerrasmine,StStephenā¢in-Brannel. Comwa!I |  | | Report (issue) | | _______________________________ Distribution of minor elements in magnesium-rich minerals and rocks and...rock types... _.___-------_-_-------------------..Minor elements present in the serpentine minerals studied-...serpentine-rich rocks____ _ ___-_-_--__-____--__-___ Minor elements in serpentine minerals as petrological...Md______________________________ Antigorite with minor amounts of chrysotile (Yu-Yen Shi stone), Liaoning...Graphical representation of the concentration of some minor elements in the serpentine-group minerals..______ |  | | Book (edition) | | Dartmoor and other granite masses in Devon and Cornwall . The plutonic rocks-granite, syenite, diorite...veining slates . ( After De la Beche. ) dykes of Cornwall, the mica-trap dykes of Yorkshire and Westmorland...Westmorland , the basalt dykes of the North of England and the West of Scotland. IGNEOUS ROCKS. IO Necks...refraction is not high, the colours being of low grade. The pleochroism of hypersthene is as follows...are the following 8 8 7.5-8 4:08 dark brown Chromite (FeMgCr)0 ,(CrAlFe),O Magnetite FeO, Fe, 03 |  | | Journal (volume) | | N TRA comer , OP THE Royal Geological Society CORNWALL . INSTITUTED FEBRUARY 11th , 1814. VOLUME THE...and Zirkel on Crystalline Rocks Stratigraphy of Cornwall Geological Time The Evolution Hypothesis . ...Position and Relations of the Sedimentary Rocks Cornwall . . 12 . ā¢ Changes of Level on the Cornish Coasts...Henwood's Works . ix . M .Moissenet on the Lodes of Cornwall Elie de Beaumont's Theories ix . xiv . Report...Fossils of Oornwall . xvii. xviii. TheGeology of Cornwall Mr. Juke's Views thereon xx. xxiv. Dr. Holl on |  | | Journal (volume) | | Google The Council of the Royal Institution of Cornwall desire that it should be distinctly understood...Cornish Fauna Cornish Ornithology Stray Notes on Cornwall Carclaze Mine and China Clay Pit Botanical Notes...Additions to the Museum and Library The Geology of Cornwall Annual Meeting, 18th November, 1880 Additions...John Lander Rural Notes, Parish of Kea Tokens of Cornwall ( Part III) The Lanhadron Inscribed Stone Ancient..., C., On land and Sea Tempera ture in S.W. of England, 264 ; Note on the Winter of 1878-9, 275 ; Re |
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