 | | 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...Carboniferous). They described outcrops of chert at the north-west margin of the Dartmoor granite t h a t had been...Geology of the north-west border of Dartmoor. (a) Outline map of southwest England showing granite outcrops...calcareous horizons around Okehampton. (c) Cross-section illustrating structure at Meldon. restricted outcrops |  | | Journal (article/letter/editorial) | | SKARNS FROM THE NORTH-WEST BORDER OF THE DARTMOORGRANITE,DEVONSHIRE,ENGLAND M. A. H. EL SHARKAWl...within the contact metamorphicaureole on the north-west margin of the Dartmoor granite. Tin is concentratedin...and reaction veins in altered cherts, in the andradite of the skarns, and as malayaite in wollastonite...SnO2, centeredon the Red-a-yen Mine at Meldon near Okehampton,lies within a much wider zone of iron-metasomatism...Geochemical prospecting(4) has shownrecentlythat at Meldon the same deposits havea lenticularshapeconfinedwithinthe |  | | Journal (article/letter/editorial) | | Field Meeting in North-West Dartmoor 1-3 October 1965 Report by the Director: W. R. DEARMAN Received...A party of twenty-seven members assembled in Okehampton on the evening of 1 October, when the Director...days. THE OBJECT Saturday, 2 October Okehampton and Meldon. The day was devoted to the study of the...and the Lower Culm inlier at Meldon. The party drove first to Knowle Quarry (594962);1 here the upright...syncline were clearly displayed in clean faces, the quarry being actively worked along the strike of the beds |  | | 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 |  | 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 | | No. Byways, 20 Burstcad Close, Cobham, Surrey, England KTll 2NL EMAIL 2007 104 Phone 01932 862340 ...THAUSITE Modum, Buskerud,Norway 59 BOEHMITE Saga Quarry, Tvedalen, Norway Brown-purple mass in matrix Creamy...·- ·- · - ·-• -·· ·- -- - --- -- -·· · --·· 5 ANDRADITE Grua. Oppland Norway 31 CHLORAPATITE Odegardensverk...--· - . . - - ------ -·-··-·-· ---·7 ANNITE Saga Quarry, Tvedalen near Larvik, Norway 696 CHROME DIOPSIDE...lx2 £15 lxl £4 lx2 £8 2x2 £16 126 DIASPORE Saga Quarry, Tvedalen. Norway 1060 KORNERUPINE Bjordammcn, |  | | 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 |  | | 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____________ |  | | Catalog/List | | ANDESI NE Fel ds par AN DORITE Pb Ag Sb S ♦ ANDRADITE garnet group ♦ ANGLES ITE Pb SO/4 ANHYDIUTE Ca...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 |  | | 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 | | 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...metallic mass 6x6mm£3 - - - ------------- PbAgSbS 50 ANDRADITE Franklin New Jersey USA Quite rich orange mass..._--~(~OI_~·-·· · -·- ·· ···ALUMINITE Newhaven Sussex, England Pure hard white sphere shaped nodule. Ixlins80p |  | | Journal (issue) | | conditions had improved the ground for walking on the quarry floors. There was a half-day excursion to the St...petrochemistry of kaolinite formation in Gwavas quarry, Newlyn, Cornwall.” 75. *Mr. G. M. Power : “The...analysis of small quantities of tourmaline from S.W. England ; a preliminary report.” 76. *Dr. C. S. Exley :...South Devon.” 98. *Dr. W. R. Dearman : “Bismuth and Molybdenite from Meldon Quarry, near Okehampton, Devon...geology of Devon and Cornwall”. Dr. W. R. Dearman “Map showing geological research in S.W. England - 1965” |  | | 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 |  | | 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...lx2 £4 2x2 £8 Gamet 6x6111111 £3 PbAg SbS 44 ANDRADITE Bcnallt Minc,Llcyn. Wales 1036 ALSTONITE Fnllowlielcl |  | | Catalog/List | | CATALOGUE Byways, 20 Burstead Close, Cobham, Surrey, England KTll 2NL Phone 01932 862340 EMAIL . richard.tayler@minerals...River Quebec, Can 12 ALUMINITE Newhaven Sussex, England Rich fibrous pale grey-brown mass. Pure hard white...ALLOPHANE Hawkswood Mine, Cornwall 933 ANATASE Hingston Quarry,Cornwall Black micro crystals in crystalline feldspar...501 ALLOPHANE New East Wheal Russell mine, Devon ,England grey bleby small botryoidal with possible Brochantite...Bolivia Pure grey metallic mass PbAgSbS 6x6mm£3 5 ANDRADITE Grua. Oppland Norway Quite good coverage of small |  | | Catalog/List | | some with Arsenopyrite (Bedford Consols Mine, Devon England) The size varies from lxl to lx2 ins. Pieces...lem C319 BUSTAMITE excellent rich near Okehampton, Devon) lxl 60p lx2 fl.20 C320 CALAVERITE Au Te/2...stock, 2x2 f.2.50 vughs 4.80 in mass. (Meldon B.R Quarry collected same years ago 2X4· f.5.00 small...2.50 coverage Mine, small crystals of brown Devon) copper coloured mm size spots on Quartz parts...of exposed veins on Microgranite. (Hingsten Dawn Quarry, Cornwall) f.4 2x2 f7 metallic (Pyrite like) No |  | | Journal (issue) | | SUSSEX MINERAL & LAPIDARY SOCIETY www.smls.org .uk ***tt1<**1rlrlt-***_*_irlrlf'lrlr1rlt'frlrlt***-...Secretary: Colin Brough 1 William Allen Lane LINDFIELD West Sussex RH16 2SA Peter Moore Royal Russell School...15, photo 2 was intended to be a photo of Trevor Devon posing by the road sign of Treves (see photo by...France pictorially. Millau is situated 100 km north west of the Mediterranean coast and is consequently guaranteed...unable to resist the 'tourist' photo of Trevor Devon standing in front of the 'Treves' (a zince mine |  | | 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 |  | | Journal (volume) | | non-member subscription rates for this volume are: UK £13 (including P&P) and Overseas £15 (including P&P)...proudly displaying a copy of Minerals of Northern England. Roy Starkey photograph. Journal of the Russell...Herderite-hydroxylherderite series minerals from Chywoon Quarry, Cornwall Tom F. Cotterell, Neil Hubbard and David...herderite-hydroxylherderite series minerals, from Chywoon Quarry, in Cornwall. There are, however, four other Cornish...cross the Irish Sea and travel to the far south-west of the Emerald Isle, to Ballybunnion, in County |  | | 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 | | hard white sphere shaped nodule. Newhaven Sussex, England 12 ALUJ\JINITE lxlins50p lx2£I 2x2£2.S0 Al SO/4...--- · - · · ··· _ 2x3 £I .SO 2x2£1 Staffordshire England lx2 S0p Rich white to faintly blue masses 23 Al'\HYDRITE... _ . Pure black mica plate new Analysis , Saga Quarry. Tvedalcn near Ix I £3 I x2 £6 2x2 £ 12 7 AN!lilTE...AXINJTE Very rich light brown massive with some Meldon Aplite Quany, lx240p 2x280 2x3 £1.50 3x4 £3 Ca...rich white masses intergrown with Weymouth,Dorset,England JxJ 60p lx2 2x2 2x3 £4 46 BASALUMINITE AISO/4 OH |  | | Journal (article/letter/editorial) | | ; anal., 871. Andalusite, stability of. 839. Andradite, titanian, Botswana, anal., opt., X-ray, sp. gr...Wales, todorokite, 757. Arendal, Norway, titanian andradite, 775. A rltungameteorite, metallography, 1139...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.), |  | | Journal (article/letter/editorial) | | aerugite, xanthiosite, 72. B r i t i s h Isles ENGLAND Derbyshire: native silver, lxxvii. Durlston Head...Stephen-in Brannel: aerugite, xanthiosite, 72. Devon Meldon, Okehampton: datolitc, 1017; rhodonite, 991; beryllonite...Grassington: Jarosite, xlix; plumbojarosite, li. West Turf Pits, Grassington: argentojarosite, li. WALES...Plavno mine, Krus'~ tlory, Bohemia: stannian andradite, 379. V d~2nd, Moravia: stokesite, 835. Y u g...JRatanpur, Madhya Pradesh: psilomelane, 971. Saltora, West Bengal: ortho- and clinopyroxenes, 759. Simla Jhunjhunu |  | | 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 |  | | 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...Cornubian batholith, SW England 1 ACCEPTED MANUSCRIPT ABSTRACT The SW England ore region contains significant...Interestingly, we have no reason to believe that SW England is different to other regions with granite-related |
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