 | | Report (issue) | | in the vicinity of Belstone Consols Mine, Okehampton, Devon K E Beer, G S Kimbell and M J Bennett BRITISH...in the vicinity of Belstone Consols Mine, Okehampton, Devon KE Beer, BSc, FIMM G S Kimbell, BSc, and...in the vicinity of Belstone Consols Mine, Okehampton, Devon. Mineral Reconnaissance Programme Report 1...378173 BGSKEY G Fax T 060 77-6602 Murchison House, West Mains Road, Edinburgh EH9 3LA T 031-667 1000 Telex...Manager British Geological Survey Murchison House West Mains Road Edinburgh EH9 3LA • Contents: SUMMARY |  | 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. |  | | 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...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...the confluence of the Flushcombe Brook with the West Okement River. The mine "In 1870 was 24 fathoms |  | | 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...(Co,Fe)AsS Monoclinic Overgrowths (<0.5 mm) on arsenopyrite in a quartz-chlorite-apatite vein at Scar Crag |  | | Book | | ^MINERALS, ROCKS and GEMSTONES \in Cornwall and Devon |'; '’i '■-■ ,, t Cedric Rogers A Collector’s...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 Hine. fnaxt*...Lizard .. North and Central Cornwall East Cornwall Devon 26 27 28 29 30 31 32 33 34 35 MAPS 36 39 APPENDIX...experienced collector who is unfamiliar with Cornwall and Devon should find helpful. There has been no attempt to |  | | Report (issue) | | anomalies and mi nera I isation at Sou rton Tors, Okehampton, Devon REPORT No. 76/1 HMSO The Institute of...anomalies and mineralisation at Sourton Tars, Okehampton, Devon K. E. Beer and P. J. Fenning London: Her...anomalies and mineralisation at Sourton Tors, Okehampton, Devon. Rep. Inst. C;eol. Sci., No. 76/1, 38 pp....and ST-Sb Stratigraphic and Structural Details Meldon Chert Formation Crackington Formation Sedimentary...fluorescence analysis of pyrrhotite and pyrite from north-west Dartmoor • • • 111 36 Summary A spectacular |  | | 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) | | Billingham anhydrite mine, Durham: aph~hitalite(?), arsenopyrite(?), epsomite, ferric sulphate(?), gypsum, halite...azurite, olivenite, 428; coronadite, 343 Embleton quarry, Cockermouth: alunite, dickite, thaumasite, zunyite...thaumasite, lxxvi Grains Gill, Carrock Fell: arsenopyrite, beudantite, beaverite, carminite, bayldonite...beudantite, beaverite, arsen!osiderite, mimetite, arsenopyrite, carminite, mottramite, pharInacosiderite, plumbojarosite...Potts Gill mine, Caldbeck Fells: cornubire, 2 ; arsenopyrite, beudantite, blende, carminite, chalcopyrite |  | | Journal (article/letter/editorial) | | Upper Culm Measures THE IGNEOUS ROCKS (a) The Meldon District (b) The Petertavy District 4. THE STRUCTURE...Unit The Petertavy Unit The Lydford Unit . The Meldon Unit . Structural Interpretation (f) The Breccia-Fault...established within the country rocks bordering the north-west corner of the Dartmoor granite mass. Upper Devonian...two to three miles wide, which borders the north-west comer of the Dartmoor granite mass in Devonshire...from South Tawton on the north to Tavistock on the west of the granite (Fig. 1). Sedgwick & Murchison (1840) |  | | 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...tennantite. No In was detected in löllingite, arsenopyrite, rutile, haematite, magnetite, tourmaline, biotite |  | | 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 | | Sulphide Rich silvery fibres in matrix, some with Arsenopyrite and Pitticite (brown) (Nagyborzsony,North Hungary...CO/3 OH blue micro crystals on rock. (Greystones Quarry,Lezant,Cornwall) £2.00 lx H £3.50 2 076 CALEDONITE...exposed veins of Arsenopyrite and Quartz with micro spots of Native Copper. (Kingston Quarry,Cornwall) 1x1...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 |  | | 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...exposed veins of Arsenopyrite and Quartz with micro spots of Native Copper. (Kingston Quarry,Cornwall) 1x1...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 | | 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 |  | | 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 |  | | 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...--· - . . - - ------ -·-··-·-· ---·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,...lxl 90p lx2 £1.80 2x2 £4 Mica 295 NATROLITE Saga Quarry, Tvedalen, Norway Orange to red in feldspar.(Hydrothcrmal |  | | Catalog/List | | 1600 hours each day at 7, Condor Way, Burgess Hill, West Sussex Tel: 01444 233958 (Pre-view on Saturday March...Jamesonite Arsenoovrite Chalcoovrite Loellingite Arsenopyrite Sphalerite& Hydrozincite Sphalerite, Baryte/Calcite...Galena Galena & Dolomite Chalcopyrite on Dolomite Arsenopyrite Sphalerite var Marmetite Sphalerite Sphalerite... £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 |  | | Catalog/List | | the speci es. Locality. including name of mine or quarry, nearest town and county, and six figure National...Loanhead quarry TallskerBay Whyte'a Cleuch Loanhead quarry Port Glasgow Loanheadquarry Loanhelld quarry Loanhead...Loanhead quarry Benalltmlne BMS NATIONAL REFERENCE COUECTION Ecton.Staffs. Ecton.Staffs. Scordale,Cumbria...Beach Clevedon Beach Clevedon Beach Clevedon Beach Meldon apllte q. Fallowfield mine East Gunnislake Struan...Avon Bristol.Avon Bristol.Avon Bristol.Avon Okehampton,Devon Hexham,Northumbr. Cornwall Cutting on A863 |  | | 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 | | 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 | | 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 ________ |  | | Catalog/List | | crystals an shale, some with Arsenopyrite (Bedford Consols Mine, Devon England) The size varies from lxl...lem C319 BUSTAMITE excellent rich near Okehampton, Devon) lxl 60p lx2 fl.20 C320 CALAVERITE Au Te/2...Charlotte 1 X 1/2 f3 lxl f5 C324 NATIVE COPPER Arsenopyrite, location pieces. lxl E2 lx2 C325 CUBANITE...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 |  | | 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 (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,...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... Helvine from Recl-a-ven Brook mine, Meldon, Okehan~pton, Devon. This locality1 is situated about 89mile |  | | Journal (issue) | | Some aspects of Engineering Geology in South West England Chairman's Introduction ... ... ... 356...Engineering geology in reservoir construction in South West England. By J. L. Knill. ... ... ... 359 The influence...weathering on the layout of quarries in South West England. By W. R. Dearman and P. G. Fookes. ... ...... 372 Some examples of cliff failure in S.W. England. By H. M. de Freitas. ... ... ... ... 388 Geological...problems in the china clay industry of South West England. By M. J. Ripley. ... ... 405 The geological |
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