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| LevantSectionof GeevorMine,Cornwall. Crystalsto 15 mm. EDITORIAL Digital Micro-Photography The UK Joumal ef Mi11esa11dMi11erals...SPONSORSHIP Peter J. Briscoe Tony Stubbins 9 GREYSTONE QUARRY, CORNWALL CIRCULATION, SALES & FINANCE Jean C....rendition. Other coloured fluorites from northern England arc also problematic, the famous blue fluorite...the specimen). or ditc and pharmacosiderite from Cornwall almost neYer photograph properly, perhaps due...which is possible using the technique. David Green UK Juurnal of Miucs & Minerals No. 24 -2- MICRO MINERALS |
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| GEOLOGY OF ,,, ,,. F .. THE GEOLOGY OF CORNWALL Cornwall is renowned for its spectacular rocky coastline...seventeenth century. This book reviews the importance of Cornwall in the development of geological thought in Britain...of notable scientific interest. The Geology of· Cornwall is a companion volume to The Geology of Devon...org/details/geologyofcornwal0000unse THE GEOLOGY OF CORNWALL AND THE ISLES OF SCILLY Edited by E.B. Selwood...Liskeard High: E.B. Se/wood The Structure of East Cornwall: K. P Isaac Culn1 Basin: JR. Andrews The Boscastle-Tintagel- |
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| INDEX UK JOURNAL OF MINES AND MINERALS ISSUES 11 - 20 (1992 - 2000) Michael Wolfe David Green, Julie...Julie Ballard and Richard Bell 2002 UK Journal of Mines and Minerals - index to issues 11 to 20 -1- CONTENTS... our second index, covers issues 11 to 20 of the UK Journal of Mines and Minerals, published between...index is freely available as an RTF download from the UK Journal of Mines and Minerals website. NOTES, issue...ISSN 0952-2409 UK Journal of Mines and Minerals - index to issues 11 to 20 -2- AUTHORS UK Journal of Mines |
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| OF CORNWALL Edited by E.B. SELWOOD, E.M. DURRANCE and C.M. BRISTOW THE GEOLOGY OF CORNWALL Cornwall...seventeenth century. This book reviews the importance of Cornwall in the development of geological thought in Britain...rock and mineral exploitation. The Geology of Cornwall will be of interest to all those, whether amateur...of notable scientific interest. The Geology of Cornwall is a companion volume to The Geology of Devon...Press Reed Hall. Streatham Drive Exe1er. EX4 4QR UK Ii:) I998 University of Exeter Hardback ISBN O 85989 |
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| 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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| Lithological characters. The Raleigh area. The Greystone area. The Main Granite Belt. General characters...most of which is orthoclase, with but little microcline; and 30 per cent. is plagioclase in very large...by a rather pronounced schistose structure. The quarry opening indicated penetration of the granite by...slight amount of plagioclase. Orthoclase and microcline have nearly equal distribution. Quartz forms...The principal minerals are quartz, orthoclase, microcline, plagioclase (near oligoclase), biotite, chlorite |
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| ................................ 49 Individual quarry areas............................................................................... Individual quarry areas. ..........................................jointing and the basic dikes .......... Individual quarry areas ......................................................................... Descriptions of quarry areas............................... The Contentnea...County......................................... Greystone area................................... Middleburg |
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| Research into the geology and geomorphology of S. W. England Volume 5 Part 3 1982 Edited by G.M Power The...into the geology and geomorphology of South West 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...It was shown important exposures in ECC's Greystone Quarry south-east of Launceston, on Brent Tor and...I hinted last year, that other workers in S.W. England would join us. Again, despite my urgings, no |
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| 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,StStephen•in-Brannel. Comwa!I |
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| Sutton quarry . Other quarries The Crabtree quarry : Rolesville granite area Dimension stone quarry Lassiter...Lassiter quarry Wendell granite area '. Knightdale granite area Abandoned quarry Other granite and granite-gneiss...CONTENTS—CONTINUED Vance County Greystone quarry Middleburg quarry : Other granite areas in Vance County...stone quarry Basic dikes Warren County Warrenton area Warren Plains area Warren County State quarry Old...Old quarry Granville County State quarry Northampton County The Henrico area Orange County The Bacon quarry |
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| 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 |
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| UK j I o mi minerals TS C nlm~ 2 EDITORIAL COVER: Vanadinite from the LeadhillsWanlockheadminingdistrict...specimen. 5 PEGMATITE MINERALS FROM CI-IYWOON QUARRY The UK Joumal efMines a11dMinerals publishes articles...Stephen Burchmore • David Green NEW CLIFFE HILL QUARRY 43 The views and opinions expressed in this Journal...ALGODONITE AND DOMEYKITE FROM NEW CLIFFE HILL QUARRY Publication of information on a collecting site...Worbop, Nott~. S80 2EE CLASSIFIED ADVERTISMENTS UK Journal of Mines & Minerals No. 26 -1- EDITORIAL |
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| Watercolour commissioned for Paul A. Lowe, Truro, Cornwall. in era ls C TS -----2 EDITORIAL 3-----THE...ticle In this Issue). Photo by Mick Cooper. The UK Journal ofM;nes a'1d Mi,,erals publishes articles...EVENTS ---------- 8 ---------PYRITE from GOAT QUARRY S l'1gham · J G Todd · D Anderson -----------II----------JG...BOOK REVIEWS -----58----CLASSIFIED ADVERTISEMENTS UK Journal of Mines & '.\·lincrals No. 11 -1- EDITORIAL...such an extent that we lose touch with the local UK scene, but the variations in the mineralogical scene |
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| 7839 COVER PHOTO: Liroconite from Wheal Garland, Cornwall. EDITORIAL The editorial of the first number...small village of Tregeseal, near Botallack in Cornwall. Prior to this he had been employed in the sampling...able field leader on a Society meeting in East Cornwall in 1980. He was highly respected by both professional...Department at the Geevor Tin Mine, at Pendeen, in Cornwall, and later with Consolidated Goldfields, in Scotland...Anglesite 1851 ex. Williams collection, Gwennap, Cornwall. 1241 "Cromfordite" Kingsbury specimen 1926 |
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| placed arbitrarily at 30 m, while those from Greystone (Geel et al., 2013) are at 35 m for sake of clarity...placed arbitrarily at 30 m, while those from Greystone (Geel et al., 2013) are at 35 m for sake of clarity...to that reported by Geel et al. (2013) in the Greystone area further east in the CFB (average 4.5%). Judging...and has been shown to vary between 3 and 7 at Greystone, but this represents a 26 m interval through the...analysed samples, compared with the results from the Greystone area. Again the range displayed close to the sill |
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| surface and the are was obtained by open work, quarry fashion, here and at Black House. Also saw Crokes...suppose this abandoned spot, with its overgrown quarry and trial shaft, is a memorial to these endeavours...quarries at Gorsley: Greens Quarry (SO 677259) and Linton Parish Quarry (SO 677255), are still accessible... cyanotrichite from Cornwall R.E. STARKEY starkey, R.E. 1986. . Cyanotrichite from Cornwall. J. RusseLL Soa...from Cornwall is reported; it has been found in situ in a tin-rich stockwork in Lanivet, Cornwall, associated |
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| resources and workings in tJ1e UK, 2008 3 Sandstone resources and workings in the UK, 2008 4 Limestone resotu-ces...tonnes) 4 Active Mineral Workings by co.mmodity in the UK, including Noriliem Ireland, Channel Islands and...industries, which represents their contribution to the UK econo1ny. The GVA of the nunerals extractive industries...1ninerals produced in 2005 in the UK, expressed as sales on an ex-works (quarry) basis as opposed to gross valued...the major sectors of 1/te Minerals Industry in the UK, 2003- 2005. Production (sales) (000 tonnes) Value |
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| quarries---____-.________ Location of deposit or quarry.. __-___.._-___-_____--__-_Size of quarry______...Paw 2. Granite quarry showing "headers," dike, and sheeting. Facing 52 3. A, Granite quarry showing horizontal...and increase in thickness with depth; B, Granite quarry showing relation of thin sheeting to topographic...topographic surface________ Following 52 4. Pit quarry in granite showing development of lenticular sheets--_...-____-__-_______ Following 52 5. Face in slate quarry developed along bedding._______ Facing 53 6. Zone |
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| counterparts, are not considered to be minerals. Microcline, Crystal Peak, Colorado, USA * 12 x 9x 5 om ...Fluorapatite Topaz Hardness 6 Hardness 9 Microcline Corundum encke Madagascar e(2x23x3em Quartz...resemble kidneys. Hematite, Frizington, Cumbria, England « 6 x 9 x 5 cm Ye 4m Quartz (smoky variety),...that crystallize in the triclinic system are microcline, albite, kyanite and talc. Orthorhombic Monoclinic...ABOVE: Medallion, William Smith and Charles Eaton (England, c. 1834-70), lead and copper alloy, 6x 4.5 cm |
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| So also such names as felstone, greenstone, greystone, are advantageous-being used by the petrologist...nepheline and leucite) , the one the existence of microcline, a triclinic form of potash felspar-the other...as the crystallography goes, the deviations of microcline from orthoclase appears to be but slight (a cleavage...that the apparently restricted occurrence of microcline (even if it be truly a dimorphic form of potash |
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| Gaswells. h-ont cover Operations at Shap Beck Quarry, Hanson Aggregates, North.em Region. © D Cameron...Ji'igures 1 An extract from Hunt's 1858 listing of Quarry Re turns 2 lJnited Kingdom production of n1inerals...resotu-ces and workings in the UK in 2010 4 Limestone resotu-ces and workings in the UK in 2010 5 Sand and grave...resources and workings in tbe UK in 2010 6 Sandstone resources and workings in the UK in 2010 7 Coal resources...and workings in the UK in 2010 8 Onshore Oil and Natural Gas workings in the UK in 2010 Tables l Production |
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| porphyroblasts developed first and were followed by microcline and quartz. Diabase and hypersthene tonalite...gneisses include equigranular, porphyroblastic, and microcline augen varieties, as well as some interbedded...gneiss, porphyroblastic biotite gneiss, and coarse microcline augen gneiss. These are gradational into one...throughout the gneiss belt except the coarse microcline augen gneiss, which is localized along the west...hand specimen it is seen to consist of quartz, microcline, plagioclase, biotite, and muscovite. The amount |
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| MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...consists of ilmenite. magnetite, anatase, biotite, microcline and minor fluorapatite (Robinson and Chamberlain...1991). Simdeled, Aust-Agder. Early in 1999, in a quarry near S~ndeled, collectors opened a pocket containing...PORTUGAL Montijos quarry, Monte Redondo, Leiria Estremadura. The Montijos gabbro quarry at Monte Redondo |
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| syncline extends southwest from Cardiff through Greystone, Balti more County, to Sykesville, Carroll County...dominant constituents are quartz, oligoclase, microcline, and biotite. It has been intruded by a granite |
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| J. Dunn Washington, DC Peter G. Embrey London, England Richard C. Erd U.S. Geological Survey Menlo Park...pegmatite. Coarse-grained albite and intermediate microcline-hosted perthite (Stern et al., 1986, Table 1)...be coincident with a change from intermediate microcline perthite to orthoclase perthite (Stem et a l...the dike. The perthite is composed of a maximum microcline host containing exsolved low albite lamellae...presence of large, euhedral crystals o f quartz, microcline or orthoclase, albite, tourmaline, topaz and |
