 | | Journal (article/letter/editorial) | | 260 Metasomatism of cherts on the north-west margin of Dartmoor, Devonshire By M. A. EL SHARKAWI1 and...Dartmoor granite in the neighbourhood of Meldon, near Okehampton, Devon. Development of biotite by contact...and are in turn replaced by wollastonite-grossular and grossular reaction zones marking the sites of main...with datolite-diopside, datolite-grossular-idocrase, and datolite-grossular-zeolite assemblages were formed...Carboniferous). They described outcrops of chert at the north-west margin of the Dartmoor granite t h a t had been |  | Edmons, E. A., Wright, J. E., Beer, K. E., Hawkes, J. R., Williams, M., Freshney, E. C., Fenning, P. J. (1968) Geology of the Country around Okehampton (Explanation of One-inch Geological Sheet 324, New Series) Memoirs of the Geological Survey. Institute of Geological Sciences | Report (issue) | | SURVEY OF GREAT BRITAIN ENGLAND AND WALES Geology of the Country around OKEHAMPTON ( Explanation of One-inch...Beche. His 'Report on the Geology of Cornwall, Devon, and West Somerset' (1839) was the first memoir of the...other early Geological Survey maps of south-west England, are undated, but it is believed that they were...(1956), 'The Metalliferous Mining Region of South-West England'. The district formed part of the area in which...geophysical methods. In 1962 the newly formed South-West England field unit, successively under Dr. F. B. A. |  | | Catalog/List | | CO/3 OH blue micro crystals on rock. (Greystones Quarry,Lezant,Cornwall) £2.00 lx H £3.50 2 076 CALEDONITE...Quartz with micro spots of Native Copper. (Kingston Quarry,Cornwall) 1x1 £2 553 TETRAHEDERITE (Cu Fe) Sb S...cleavages with cerussite and or Pyrolusite (Merehead Quarry, Mendips,Somerset) H x B £2 269 MENDIPITE Pb/3...CORKITE Pb Fe PO/4 SO/4 This is a rare mineral for England, deep yellow radiations in goethite (Iron Crag...metallic fibrous on' 2cm white dolomite. ' (Lengenbach Quarry,Binn Valley Switzerland) £4.50 163 GALENA Lead |  | | Catalog/List | | FLUORESCENT ½ x ½ ins rock Fluorescent green Al SiO Devon England Large brown well formed dodecahedral Madagascar...hard white sphere shaped nodule. Newhaven Sussex, England lxlins S0p ALUMINITE Al SO/4 ALUMINOTSCHERMAKITE...- - - AMAZONITE Pure green cleavage Landsverlc quarry, Evje, Norway lxl S0p ALAMOSITE fcLp 10 g:...PbAgSbS lx2 S0p 2x2 £1 2x3 £I .SO Staffordshire England Rich white to faintly blue masses ANHYDRITE CaSO...with Chrysotile, pale grey-green County Bridge Quarry,Lizard ,Cornwall MgFeSiO massive. Minas Gerias |  | | 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...recently. The classic minerals of Cornwall and Devon are splendidly described by Embrey and Symes (1987)...known from the British Isles, and 580 or so from England. Of these latter, about 116 are listed here as...gibbsite, etc. in fissure-fill in limestone, Woodleaze quarry, Tytherington, Avon (Alabaster, 1989a). Andersonite |  | | Catalog/List | | EOCKS AHD MINERALS Ho U available. NEW STOCK Devon and Cornwall pages 8 S 3 : ALLOPHANE, ARTHURITE...Cu Al AsO SO/4 small green plates in and on rock (West Caradon Mine,Cornwall) » x H £4 510 CHALCOCITE copper...Quartz with micro spots of Native Copper. (Kingston Quarry,Cornwall) 1x1 £2 - 553 TETRAHEDERITE (Cu ?e) ;'L...cleavages with cerussite and or Pyrolusite (Merehead Quarry, Mendips,Somerset) 54 x 54 £2 269 MENDIPITE Pb/3...CORKITE Pb Fe PO/4 SO/4 This is a rare mineral for England, deep yellow radiations in goethite (Iron Crag |  | | Catalog/List | | Spinel crystals from madgascar.Mottramite from England .Cut and polished Labradorite.Tacharanite and Tobermorite...ingots on a ship wreck in 1885 St Ives. Cornwall. England Rich fine grained black crystalline mass Mount...501 A x A ins rock Fluorescent green Al SiO Devon England FLUORESCENT Large brown well formed dodecahedral..._______ Ba Ca 00/3__________ Newhaven Sussex, England lxlins50p 1x2 £1 Pure hard white sphere shaped...Arizona Pure green cleavage AMAZONITE Landsverk quarry, Evje, Norway Ixl 50p lx2£l 11 felspar group____________ |  | | Journal (issue) | | Transgression of the Cretaceous sea in South-West England. By J. M. Hancock. … 61 The Cretaceous structure...W. England (Abstract). By D. J. C. Laming. … … 111 Tergiversate folds from South-West England. By...CHAIRMAN'S REPORT Geological Research in South-West England, 1969 The eighth Conference of the Society was...Transgression of the Cretaceous sea in South-West England. On Tuesday, 7th January Professor M. R. House...geological and geomorphological problems in the South-West; 64% were from University staff and associated research |  | | Catalog/List | | Daniell Rd, Truro, Cornwall TRI 2 DA England Tel. 01872 223 227 (Tel. UK Time 8am -9pm) Fax. 01872 262 232...greyish green matrix.RF SPC. C.£15 0014 XONOTLITE.Bin Quarry,Hunlley,Aberdeen,Scolland Radiating off while lo...matrix.G RF SPC. C £4 0025 CHLORlTE afler AXINITE,Meldon Aplile Quarry.Meldon,Devon.Dark chocolatey brown...1ourmaline.R1ch RF SPC. C.£8 0027 CHALCEDONY.Pentee Quarry,Newlyn,Cornwall.Pretty botryoidal encrustations...SPC. C.£8 0028 CHLORITE after AXINITE,Aplile Quarry,Meldon,Devon.Unusual pseudomorphs of earthy brown chlorits |  | | Catalog/List | | C267 BUSTAMITE excellent rich brown near Okehampton Devon) This is lxl 6Op lx2 fl.2O C268 CHALCOSTIBITE...(Ramsley Mine lxl fl.5O lx2 f3 of glassy micros Devon) 2x2 f6 C27O CHALCOPYRITE good crystals Also Quartz...mineral has only been found in The Mendips. (Merehead Quarry Mendips Somerset) f3.50 C273 COLORADOITE Mine...metallic Colorado U.S.A) lx single each 2 9 (Meldon B.R.Quarry some years ago. 2x4 f5 on matrix. ...areas in matrix XRD) A W matrix (Bessie Tyube Quarry on Basalt.(Island "B" - C278 GOETHITE really |  | | Report (edition) | | British Regional Geology I * South-West England r * FOURTH EDITION e ■ - O ” ..y 1835 Geological...British Geological Survey Front cover: Bull Point, Devon (For full explanation see p. ix) NATURAL ENVIRONMENT...and Mr. G. Bisson (District Geologist, South-West England), as well as Professor W. R. Dearman and the...advances in our knowledge of the geology of south-west England. Most of the great expanse of Carboniferous...as oil companies turn their attention to the seas west of Britain, so attention is increasingly focused |  | | Report (issue) | | typically associated with skarns. Association: grossular. Rhodonite, tephroite, calcite, glaucochroite...Cornwall, and in the Railroad quarry, Meldon, near Okehampton, Devon, England. At Camas Malag, Isle of Skye |  | | Catalog/List | | RICHARD ’ BYWAYS, , COBHAM ENGLAND MINERALS T AY L E R C L 0 00 E 2 0 B U R S T E A D P h one SURREY...OH good blue micro crystals on rock (Greystones Quarry,Lezant,Cornwall) 14 X 14 £2.00 lx 14 £3.50 2 ...Quartz with micro spots of Native Copper. (Kingston Quarry,Cornwall) 1x1 £2 553 TETRAHEDERITE (Cu Fe) Sb S...cleavages with cerussite and or Pyrolusite (Merehead Quarry, Mendips,Somerset) S x « £2 219 MARICOPAITE Pb...Omphacite.An attractive Eclogite rock from (Nordfjord,.West Norway) • 1x2 £1.30 2x2 £2.70 • 2x4 £6 112 CORUNDUM |  | | Book | | PO Box 315. Harpenden. Hertfordshire AL5 2ZD. England Telephone: +44 (0)1582 762413 Fax: +44 (0)870 055...production of e0pper. the mining areas of Cornwall and Devon became important producers of b th tin and copp...1\llaga::i11e, on minerals from localities in Cornwall. Devon. Cumbria and Yorkshire. He was renowned for his...Meldonaplitequany.nr Okehampton, Devon (leucophanite)' Meldonaplitequarry,nrOkehampton, Devon PottsGillmine...St Kew,Cornwall; Shallowfield Bridge,SouthMolton,Devon Tynebottom mine,Alston.CUm~ria mercury Chatsworth |  | | Catalog/List | | rful , 18 miles NNW of St I cm £6 Ives. Cornwall. England No location details !cm £4 Colo urless to yellow...Ix ! £4 l x2 £8 New East Wheal Russell mine, Devon ,Eng land Madagascar ½ x½ £2.50 lins£4 I x½ £4...near Creston . Wyoming ,U.S. A Newhaven Sussex, England l x l £3 l x2 £5 While crystals well covering...paper available. Rich grey crystalline mass. Saga Quarry, Tvedalen near Larv ik, Norway Ix I £1.50 Ix I...Chrysotile. pale grey-green mass ive. County Bri dge Quarry,Lizard ,Cornwall Jx I £ I I x2 £2 Loch Scridain |  | | Catalog/List | | I Byways, 20 Burstead Close, Cobham, Surrey, England KTll 2NL Phone 01932 862340 EMAIL richard.tayler@minerals...£5 -------------------------933 ANATASE Hingston Quarry,Comwall Black micro crystals in crystalline feldspar...501 ALLOPHANE New East Wheal Russell mine, Devon ,England grey bleby small botryoidal with possible Brochantite..._--~(~OI_~·-·· · -·- ·· ···ALUMINITE Newhaven Sussex, England Pure hard white sphere shaped nodule. Ixlins80p..._ _P_b_so_,_4____ 23 ANHYDRITE Staffordshire England Rich while to faintly,bluemasses lx2~0p ________ |  | | Report (edition) | | GEOLOGICAL SCIENCES British Regional Geology South-West England (TH [RD EDITION) By E. A. Edmonds, M.Sc. M...world war, interest in the geology of south-west England has further inten ified. Much valuable work...done, and in 1962 the newly l"ormcd outh-we t England field unit of the Geological Survey began ix-inch...Mr. G. Bisson (District Geologi t. South-We t England, editor). Private workers whose publications have...the countryside and natural history of south-west England. An EXHIBIT illustrating the geology and scenery | | | Report (edition) | | British Geological Survey Front cover: Bull Point, Devon (For full explanation see p. ix) •• ll On 1...Mr. G .. Bisson (District Geologist, South--West England), as well as Professor W. R. Dearman and the...advances in our knowledge of the geology of south-west England. Most of the great expanse of Carbonif�rous...as oil companies turn their attention to the seas west of Britain, so attention is increasingly focused...age-determinations of rocks of south-west . . . . . . . Facing England 1 112 List of Geological Survey |  | | Catalog/List | | _1_0_0_ Byways, 20 Burstead Close, Cobham, Surrey, England KTll 2NL EMAIL ·_-2_0_0_6__, -· Phone 01932...Lochinver, Scotland 12 ALUMINITE Newhaven Sussex, England / MAGNESIOHORNBLENDE, dark green fibrous mass....------------6 ALBITE Kragero Norway 933 ANATASE Hingston Quarry,Comwall Black micro crystals in crystalline feldspar...501 ALLOPHANE New East Whcal Russell mine, Devon ,England variety VIRIDINE (Mangan rich variety) Olive... £4 lx2 £6 Ca SO/4 23 ANHYDRITE Staffordshire England Rich white to faintly blue masses lx2 80p 2x2 £1 |  | | Journal (issue) | | into the geology and geomorphology of south-west England Volume 6 Part 1 1984 Edited by G.M Power ...into the geology and geomorphology of southwest England and the surrounding marine areas; to hold Annual...Annual Conferences at various places in South West England where those engaged in this research can meet...University of Exeter, North Park Road, Exeter, Devon EX4 4QE Proceedings of the Ussher Society Volume...The Kyrtonia Press, 115 High Street, Crediton, Devon EXl73LG Set in Baskerville and Printed by Photolithography |  | | Journal (article/letter/editorial) | | 1961 No. 255 Beryllium minerals in Cornwall and Devon: helvine, genthelvite, and danalite. By ARTHUR W...former, three occurrences in Cornwall and one in Devon, and of the latter, one occurrence in Cornwall,...isotropic, and have refractive indices in the grossular range. I n the past, the recognition and identification...helv~ne, genthelvite, and danalite ~n Cornwall and Devon. The two large specimens of danalite in the British...number of localities and areas ill Cornwall and Devon where these minerals might be discovered; it also |  | | Catalog/List | | 1600 hours each day at 7, Condor Way, Burgess Hill, West Sussex Tel: 01444 233958 (Pre-view on Saturday March... £1 A3 A3 £1 £3 A3 A3 A3 A3 £1 £1 £1 £1.50 West Caradon Cornwall Wheal Jane, Cornwall Greystones...(Cook) Herodsfoot Cornwall Bournonite Bedford Mine Devon Arsenoovrite Colorado USA Enaraite Minas Gerais...Xtl & Wheal Busy Chlorite (Fisher) Belstone Qy, Devon Arsenopyrite & Garnet Colarado, USA Covellite &...Plymouth Maerdv Coal Tios, S. Wales Walkam Unted Mine, Devon Siberia A? A7 A8 A8 A8 A8 A8 £3 £2 £2 £1 £1 £1 |  | | Journal (article/letter/editorial) | | Antrim, ferrian chlorospinel, 948. Castle an Dinas quarry, Cornwall, tourmaline, 1078. Catron City, New Mexico...Cordierite, Rhodesia, anal., 1052. Cripple's Ease quarry, Cornwall, tourmaline, 1078. Crccidolite, Bolivia...copper belt, Rajas. than, India, 22. Datolite, Devon, in metamorphosed chert, 260. DAVlDSON (C. F.),...DEARMAN (W. R.), Metasomatism of cherts on the north-west margin of Dartmoor, Devonshire, 260. EMELEUS (C...(J. J.), see KUMBASAR (I.), 621. Fiskernaesset, West Greenland, sapphirine, 449. Flame photometry, determination |  | | Catalog/List | | formed on 1111 ABHURITE 6 St Ives. Cornw all, England 85 18 in wreck on ship a gots _ in Sn_______ O...£6 I x 1/, ALSiO Brochantite on matrix. £4 Devon .England £2.50 ALMANDINE Large brown well fom1ed dodecahedral...hard white sphere shaped nodule. Newhavcn Sussex, England Al S0/4 ------ -------- ----- ·--- lx2 £6 ½x½£3...-�b Ag �b� 2 3 ANHYDRITE Ix2 50p Staffordshire England 2x2£1 2x3 £ 1.50 Ri ch white 10 faintly blue masses...ANNITE Pure black mica plate new Analys is. Saga Quarry, Tvedalen near Mica paper avail'!�_____ _ ___Larv |  | | Journal (article/letter/editorial) | | Datolite from Meldon, Okehampton, Devonshire DATOLITE Occurs in abundance at Meldon within the contact...contact metamorphic aureole on the north-west margin of the Dartmoor granite. The geological setting has...calc-ffintas contain idiomorphic stanniferous grossular, datolite, and heulandite. Datolite may be associated...associated with axinite as, for example, in the Meldon aplite quarry where reaction along joints cutting aplite...axinite-datolite fluorite rock. In the north bay of Meldon railway quarry the calcareous horizon is faulted down against |
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Meldon Quarry, Okehampton Hamlets, West Devon, Devon, England, UK