 | | 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) | | EconomicKaolinization,GoonbarrowChina Clay Pit, St. Austell, Cornwall, England:GeologicRelationships and...Goonbarrowchina clay pit, locatedin the upper Carboniferous(Westphalian)St. Austellgranite, Cornwall, England,consistof...K-feldspar megacrysticbiotite-muscovite monzogranite(adamellite)and lithium mica-muscovite monzograniteseparatedby...boundarywasrelatedto cauldronsubsidence. In southwest England,zonesof completelykaolinizedgranite('-'5-25 wt...cassiterite4- wolframitesheeted veinswith greisen(quartz-muscovite-tourmaline 4- topaz_ cassiterite) alterationselvages |  | | Journal (article/letter/editorial) | | chemical properties are used in porcelain, bone china, earthenware and sanitaryware. Six refined clays...taken from Wheal Prosper, Goonvean and Rostowrack China Clay Pits, chosen to represent the complete range...relationship exists between the strength of the clay and the smectite content. Using a procedure for...Exeter, Redruth, Cornwall TR15 3SE. F. W. Hart and D. Smith, Goonvean and Rostowrack China Clay Company, St...Austell, Cornwall PL26 7QF INTRODUCTION The kaolinised granites of the St Austell area, Cornwall, are an |  | | Journal (article/letter/editorial) | | University of Exeter, Camborne School of Mines, Penryn, Cornwall, TR10 9FE, United Kingdom *Corresponding author:...the recovery of Rare Earths. REE projects outside China, which re-opened or 66 opened after the 2011 spike...such as those from the 76 kaolin industry in Cornwall, UK, have proven to be a potential source for REE...Cornubian massif (Redruth, Camborne, etc.) 123 in UK through the French Massif Central (Echassières) and...and Marcoux, 2008). 128 The batholith of SW England was formed during the late Variscan orogeny in |  | Chesley, J.T., Halliday, A.N., Snee, L.W., Mezger, K., Shepherd, T.J., Scrivener, R.C. (1993) Thermochronology of the Cornubian batholith in southwest England: Implications for pluton emplacement and protracted hydrothermal mineralization. Geochimica et Cosmochimica Acta, 57 (8) 1817-1835 doi:10.1016/0016-7037(93)90115-d | Journal (article/letter/editorial) | | Keyworth, Nottingham NG12 SGG, UK ’ British Geological Survey, Exeter EX4 6BX, UK (Received May 25, 1992, accepted...metalliferous ore deposits of southwest England are associated with biotite-muscovite granites that intruded upper...monazite and xenotime and 40Ar/ 39Ar dating of muscovite were used to determine emplacement ages and cooling...40Arf 39Ar ages from hornblende and secondary muscovite and Sm-Nd isochron ages from fluorite were employed...Crafty Mine / ‘Hemerdon W-Mine \ G&&arrow Clay Pit 0 4O kilometers 50-h L(b FIG. I. (a) Generalized |  | | Journal (article/letter/editorial) | | mineralisation in the Hensbarrow topaz granite, Cornwall, England Received: 9 April 1996 / Accepted: 12 November...the Hensbarrow topaz granite stock (St. Austell, Cornwall) are used to constrain the composition of fluids...+ V), quartz, zinnwaldite, albite, Kfeldspar, muscovite, ilmenorutile, apatite, columbite, zircon, varlamoffite...magmatic fluids. In quartz-topaz rocks from the New England Batholith, Australia, solid inclusions in topaz...apophyses of the Hercynian batholith of Southwest England (Hill and Manning 1987). The stock contains abundant |  | Dominy, S.C., Camm, G.S., Bussell, M.A., Scrivener, R.C., Halls, C. (1995) A review of tin stockwork mineralization in the south west England orefield. Proceedings of the Ussher Society, 8 (4) Ussher Society. | Journal (article/letter/editorial) | | TIN STOCKWORK MINERALIZATION IN THE SOUTH-WEST ENGLAND OREFIELD S.C. DOMINY, G.S. CAMM, M.A. BUSSELL ...tin stockwork mineralization in the south-west England orefield. Proceedings of the Ussher Society, 8...of mineralization encountered in the south-west England orefield less typical than the characteristic composite...Prince Consort Road, London SW7 2BP. INTRODUCTION Cornwall was formerly one of the world's greatest tin and...The earliest mention of stockworks in south-west England addressed the cassiterite-bearing Carclaze deposit |  | | Report (chapter) | | evolution of a basin and high: kaolinization in the SW England granites in relation to the development of the...Road, University of Manchester, Manchester M13 9PL, UK 2 Present address." B'Parodos Andrea Miaouli 9, Katerini...1959; Bristow 1968; The granite batholith of Cornwall is a 200 kmlong and 40kin-wide plutonic body of...et al. 1980; Bristow 1993). The boundaries of china-clay pits are shown for the year 1993.1 Wheal Remfry...9 Blackpool, 10 Wheal Martyn, 11 Gunheath, 12 Goonbarrow, 13 Rocks, 14 Baal, 15 Bodelva. Downloaded |  | | Journal (article/letter/editorial) | | HYROTHERMAL ACTIVITY IN THE GRANITES OF SOUTH-WEST ENGLAND A. HALL AND D.H.M. ALDERTON Hall, A. and Alderton...hydrothermal activity in the granites of south-west England. Proceedings of the Ussher Society, 8, 242-247...Hydrothermal alteration in the granites of south-west England has resulted in substantial enrichment in ammonium...amount of data so far available for south-west England shows that some ammonium enrichment is present...can be held by potassium feldspar, biotite or muscovite; in hydrothermally altered rocks it can be held |  | | Journal (article/letter/editorial) | | variablein in- whichis bestdocumented of southeastern China--this consists of three main tensityandispresentthroughoutthe...Chlorite and biotite microveins (rare) * Muscovite (-+carbonate) *Clay minerals Predominant alterationstyle...alterationstyle Potassic Sod•c Ser•cit•c Argillic *Muscovite appearance althoughpredominantly post-chlorite...--_cassiterite-fiuorite Quartz-K-feldspar _+cassiterite-fiuorite Clay Late Timing data from Pollard (1984) and Witt (1985)...similarpropor- isotoperesultsfor quartz,alkali feldspar,muscovite, tion of infilled vugs,but thesegenerallylack |  | | Journal (article/letter/editorial) | | (Sn, Nb, W) as by-product of kaolin production, Cornwall: Part1: Selection and characterisation of the...97% of the REE world production is provided by China, which has recently reduced its exports in order...to re-opening of large mining projects outside China, such Mountain Pass (United States) and Mount Weld...significant interest. The Cornubian China clay deposits in the UK could prove a valuable resource of rare...Willis-Richards and Jackson, 1989). Kaolin extraction in Cornwall and its associated generation of size-classified |  | | Journal (article/letter/editorial) | | Natural History Museum, Cromwell Road, London SW7 5BD, UK Department of Earth Science and Engineering, Imperial...Imperial College, Prince Consort Road, London SW7 2BP, UK Department of Chemical Engineering, Imperial College...College, Prince Consort Road, London SW7 2BY, UK ABSTR ACT Recent experimental studies have suggested...quartz contained in greisen topaz from southwest England. Confocal and microprobe studies, presented here...bubbles, found in greisen topaz from southwest England. At about the same time as the greisen studies |  | | Journal (article/letter/editorial) | | associated with the Cornubian Batholith of southwest England: Direct dating of cassiterite by in situ LA-ICPMS...Abstract The Cornwall and Devon vein- and greisen-type copper and tin deposits of southwest England are spatially...Keywords Cornwall . Devon . Cornubian . Cassiterite . Tin . U–Pb . Geochronology . LA-ICPMS . England Introduction...tin and copper deposits of Cornwall and Devon, in the southwest of England, have been a valuable commodity...2016). The aforementioned geochronology studies in Cornwall and Devon focused on dating the granitic host |  | | Journal (article/letter/editorial) | | the origin of mineralizing fluids in south-west England D. H. M. ALDERTON Department of Geology, RHB New...associated with the Variscan granites of southwest England has been inferred from analysis of various silicate...isotopes, south-west England. Introduction THE Cornubian orefield of south-west England is the most intensely...on fluid inclusior~ Th data. For feldspar and muscovite, the temperatures obtained from co-existing quartz...inclusion fluid. ~ D for fluids in equilibrium with muscovite at stated temperature: 836HS = -28, OPH4/1 = -38 |  | | Journal (issue) | | Watercolour commissioned for Paul A. Lowe, Truro, Cornwall. UKjourna! & 1ninera!s of mines CONTENTS...NODULES from BOULBY MINE DI Green· MD Freier 8 The UK Journal of Mines 011d Minerals publishes articles...------------- 21 ------------- THE MINERALS of the CHll A CLAY PITS S \Veiss The views and opinions expressed...•lick Cooper has tirelessly devoted himself to the UK Journal of Mines and Minerals for several years in...period~ve have seen publications dealing with Cornwall and Devon, the Lake District, the Caldbeck Fells |  | Clark, A.H., Chen, Y., Farrar, E., Wasteneys, H.A.H.P., Stimac, J.A., Hodgson, M.J., Willis-Richards, J., Bromley, A.V. (1993) The Cornubian Sn-Cu (-As, W) Metallogenetic Province: product of a 30 m.y. history of discrete and concomitant anatectic, intrusive and hydrothermal events. Proceedings of the Ussher Society, 8 (2) Ussher Society. | Journal (article/letter/editorial) | | Each pluton cooled through ca. 320°C (Tc argon, muscovite) within 4-5 m.y. at the existing exposure level...cooling of the Carnmenellis pluton — through Tc muscovite at 1-1.5 km below the greatest known depths of...South Crofty Mine, Dudnance Lane, Pool, Redruth, Cornwall TR15 3RS. J. Willis-Richards, Camborne School...Rosemenowas, Penryn, Cornwall TR10 9DU. A. V. Bromley, Petrolab, Wilson Way, Pool, Redruth, Cornwall, TR15 3RS....province. However, minimum ages defined by 40Ar/39Ar muscovite plateaux (see below) are as follows: St. Michael's |  | | Journal (article/letter/editorial) | | Geoscience in south-west England MONAZITE IN POLYMETALLIC CHLORITE-(TOURMALINE)-QUARTZ-(FLUORITE)CASSITERITE-SULPHIDE...CHRONOLOGY OF MAGMATIC HYDROTHERMAL MINERALISATION IN CORNWALL N.G. LEBOUTILLIER 1, R.K. SHAIL 1 AND C. JEWSON...hydrothermal mineralisation in Cornwall. Geoscience in south-west England, 10, 403-409. Monazite [(Ce,...within the magmatic hydrothermal lode systems of Cornwall than has been previously recognised. In situ and...the chronology of granite magmatism across SW England using U-Pb monazite and xenotime methods have not |  | | Journal (issue) | | associated with beryl, muscovite, and albite from Hu Ya, Ping Wu, Sichuan, China. The crystals tend to...import major selections of mineral specimens from China. He has been designing and selling trimmers for...well as a number of solution cavities filled with clay or sandy sediment. The vugs generally contain quartz...in the middle of Roscommon Cliff at St. Just, Cornwall. "The middle" being approximately halfway between...matrix. This year also provided new material from China. This was the year of glued scheelite and cassiterite |  | | Journal (article/letter/editorial) | | setting similar to the kuroko deposits of Japan. Clay observed in the Mount Chalmers deposit is considered...fumarolic orifice. X-ray powder diffraction study of the clay indicates the mineral is kaolinite, rather than...and 1I-i-doublet in the diffraction trace of this clay shows that the mineral is well-crystallized. Electron...microprobe analysis indicates that some samples of this clay approach the theoretical chemical composition, while...bedded lead-zinc ores, however the origin of the clay in this zone appears debatable. Matsukuma et al |  | | Journal (article/letter/editorial) | | GROUNDWATERS IN THE CARNMENELLIS GRANITE (CORNWALL, ENGLAND): NATURAL PROCESSES AND REACTION DURING HOT...Britain) 2 Camborne School of Mines, Redruth, Cornwall, TR15 3SE (Great Britain) (Accepted for publication...groundwaters in the Carnmenellis Granite (Cornwall, England): Natural processes and reaction during Hot...issue in tin mines in the Carnmenellis Granite in Cornwall (U.K.) at depths up to 800 m. Their stable-isotope...mines in the north o f the Carnmenellis Granite, Cornwall, U.K. Their occurrence has been considered in |  | | Journal (article/letter/editorial) | | tungsten deposit in the southern Jiangxi province, China G. Giuliani i, y. D. Li 2, and T. F. Sheng 3 ORSTOM...Brazil Jiangxi Bureau of Geology, Nanchang, Jiangxi, China 3 Chinese Academy of Geological Sciences,Institute...Mineral Deposits, 26 Baiwanzhuang Road, Beijing,China Abstract. The Xihuashan tungsten deposit is closely...Silicates Oxydes Sulphides Carbonates Mineral Muscovite Quartz Cassiterite K-Feldspar Beryl Molybdenite...solid phases encountered in the cavities are muscovite, quartz, chlorite, Fe and Mn oxides, wolframite |  | | Report (issue) | | world, especially the Hemerdon deposit in Devon, England. It is also analogous to Climax-type molybdenum...brown biotite, cordierite, muscovite, and opaque minerals. Much of the muscovite and all the fluorite reported...feldspar, opaque minerals, plus hydrothermal muscovite, sulfides, and fluorite. No original pyroxene...the Na-bearing, alkali feldspars to quartz and muscovite during greisenization. Assuming that the weak...of pyrite may also be present. Carbonate and muscovite commonly occur along microfractures and grain |  | | Report (issue) | | Consultative Committee Mineral Dossier No 26 China Clay by D E Highley, BSc, MIMM, MIGeol Minerals Strategy...No7 Salt No8 Sulphur No 9 Tin No10 Talc No11 Ball Clay No12 Slate No13 Gypsum and Anhydrite No14 Gold ...Rock Bauxite, Alumina and Aluminium Perlite Common Clay and Shale Limestone and Dolomite Fireclay Silver...request. Acknowledgements The help of The China Clay Association; English Clays Lovering Pochin and...Bearne and Co. PLC; The Goonvean and Rostowrack China Clay Co. Ltd, and Steetley Minerals Ltd in giving |  | Jackson, Norman J., Willis-Richards, Jonathan, Manning, David A. C., Sams, Mark S. (1989) Evolution of the Cornubian ore field, Southwest England; Part II, Mineral deposits and ore-forming processes. Economic Geology, 84 (5) 1101-1133 doi:10.2113/gsecongeo.84.5.1101 | Journal (article/letter/editorial) | | GeothermalEnergyProject,CamborneSchoolof Mines,PenrynTR109DU, Cornwall,Ur•itedKingdom DAVID A. C. MANNING, Departmentof...over bite, microcline,orthoclase,tourmaline, muscovite, half of all the Sn recoveredfrom the province(Hosk-...characterizedby simplemineralogy(quartz-feldspar-muscovite-tourmaline-fluorite or quartz-tourmaline).Mineralizedexamples...Remfry m-wide zone which has suffered pervasive,weak pit within the westernlobe of the St. Austellgranite...porphyrysystemin the ore field. It forms of quartz, muscovite,sericite, Li mica, tourmaline, a steeplydippi |  | | Journal (issue) | | into the geology and geomorphology of south-west England Volume 6 Part 4 1987 Edited by G.M Power The...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 formally...SHEPHERD: Chronology of magmatism in south-west England: the minor intrusions. B. BOOTH and C.S. EXLEY:...Austell Granite, Cornwall. M. STONE: Geochemistry and origin of the Carmenellis pluton, Cornwall: further considerations |
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Goonbarrow China Clay Pit, Bugle, Treverbyn, Cornwall, England, UK