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Orthoclase from
Goonbarrow China Clay Pit, Bugle, Treverbyn, Cornwall, England, UK


Locality type:Pit
Classification
Species:Orthoclase
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Apatiteā“˜1 photo of Orthoclase associated with Apatite at this locality.
Achroiteā“˜1 photo of Orthoclase associated with Achroite at this locality.
Data
Mineral Data:Click here to view Orthoclase data
Locality Data:Click here to view Goonbarrow China Clay Pit, Bugle, Treverbyn, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:679975
Long-form Identifier:1:3:679975:5
GUID (UUID V4):cf13f2e1-ff96-4411-b078-8bf15788ecdc
Nearest other occurrences of Orthoclase
1.1km (0.7 miles) ā“˜Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
1.3km (0.8 miles) ā“˜Tresayes Quarry (Polpuff Quarry), Trezaise (Tresayes), Roche, Cornwall, England, UK
4.0km (2.5 miles) ā“˜Carn Grey Quarry, Carn Grey, Treverbyn, Cornwall, England, UK
4.7km (2.9 miles) ā“˜Tregarden Quarry (Goldenpoint Quarry), Luxulyan (Luxullian), Cornwall, England, UK
5.3km (3.3 miles) ā“˜Bodelva Pit (Carvear China Clay Works), Bodelva, St Blaise, Cornwall, England, UK
5.3km (3.3 miles) ā“˜Stenna Gwyn Mine (Stennagwyn Mine), Foxhole, St Stephen-in-Brannel, Cornwall, England, UK
5.4km (3.4 miles) ā“˜Orchard Quarry, Prideaux, Luxulyan (Luxullian), Cornwall, England, UK
5.6km (3.5 miles) ā“˜Colcerrow Quarry (Gready Quarry), Lanlivery, Cornwall, England, UK
5.8km (3.6 miles) ā“˜Carbean Quarry, Lanlivery, Cornwall, England, UK
8.1km (5.1 miles) ā“˜Mellangoose Quarry, Fraddon, St Enoder, Cornwall, England, UK
References
Reference Search (possible matching items)
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)
Scrivener USING STRUCTURAL FEATURES IN SOUTH-WEST ENGLAND TO TARGET KAOLIN DEPOSITS R.L. TIERNEY 1, H.J...kaolin deposits in South-West England. Geoscience in South-West England, 13, 450-453. Kaolin formation...formation within the granite pluton at St Austell, Cornwall has occurred from the dissolution of feldspar crystals...commercial term used to describe a white, industrial clay composed largely of the mineral kaolinite (Al4Si4O10(OH)8)...from the St Austell granite pluton in SouthWest England (Bide et al., 2015) and are utilised in applications
Catalog/List
ecimens as half phosphatic geodes from the Hiocene clay vith lmm,yellow-green,tabular xtls in aggregates...scattering of 0.5-lmm pale blue xtls TN,.t6. Pink Orthoclase over the surface. 14. APATITE VAR FRANCOLITE...FRANCOLITE. Simms Lode,Geevor Mine,Trewellard,Cornwall. Choice,very rich specimen. Ferruginous Quartz vein section...hexagonal xtls. LC,t.20. 15. APATITE. Goonbarrow China Clay Pit,St Austell,Cornwa11. Granite fragment...ARAGONITE/ROCK CRYSTAL. Greystones Quarry,Launceston,Cornwall. Large milky Quartz breccia fragment with upper
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 (EchassiĆØres) and...and Marcoux, 2008). 128 The batholith of SW England was formed during the late Variscan orogeny in
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...signiļ¬cant 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-classiļ¬ed
Journal (issue)
Watercolour commissioned for Paul A. Lowe, Truro, Cornwall. UKjourna! & 1ninera!s of mines CONTENTS...NODULES from BOULBY MINE DI GreenĀ· 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...ā€¢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
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...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...open cast mining for kaolinite in the Gunheath china clay pit (Fig. 1) and have a well characterised geological
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 (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...activity is widespread in the granites of southwest England, and it is associated with the extensive mineralization
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 . Uā€“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)
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....incremental-heating dating of K-feldspar (Tc orthoclase or microcline 110Ā°C for low temperature release:...for several vein systems of this type in west Cornwall. Bray and Spooner (1983), however, in a detailed...study of sheeted veins, albeit Sn-rich, from Goonbarrow, St. Austell, defined a mean age of 271.4 Ā± 4
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)
Sn-W mineralisation in peninsular Thailand and SW England D. A. C. Manning Department of Geology,The University...Newcastle-upon-Tyne,NE1 7RU, England Abstract. The Sn-W deposits of SW England and SE Asia are associated...vein systems are only locally important. In SW England, wolframite and cassiterite mainly occur in hydrothermal...Similar late-stage granitic rocks occur also in SW England, but a later topaz granite, enriched in F, Li and...from a B and metal-rich magma, whereas the SW England mineralisation involved essentially post-magmatic
Journal (article/letter/editorial)
GeothermalEnergyProject,CamborneSchoolof Mines,PenrynTR109DU, Cornwall,Urā€¢itedKingdom DAVID A. C. MANNING, Departmentof...possiblyaccounting for over bite, microcline,orthoclase,tourmaline, muscovite, half of all the Sn recoveredfrom...460ĆøC, characterizethe Trelavour Downs Li mica, orthoclase-richpegmatite (Jackson,1977). Formationtemperaturesfor...Remfry m-wide zone which has suffered pervasive,weak pit within the westernlobe of the St. Austellgranite...Camborne-Redruthdistrict (Fig. ring asearthyred clay. 1108 JACKSON, WILLIS-RICHARDS, MANNING,ANDSAMS
Report (issue)
... 16 12. Ternary normative quartz-albite-orthoclase diagram for Baid al Jimalah granite and selected...world, especially the Hemerdon deposit in Devon, England. It is also analogous to Climax-type molybdenum...the ternary diagram of normative quartz-albite-orthoclase (fig. 12). Sample no. 889494 (the least altered)...Or Figure 12. Ternary normative quartz-albite-orthoclase diagram for Baid al Jimalah granite (m), Fawwarah...muscovite, manganosiderite, sericite, chlorite, clay, and iron oxide. These veins typically show complex
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
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
Book
There have been !)lines in Cornwall for some 3500 years where the intrusion of huge masses of granitic...significant minerals to come out of southwest England. The accompanying captions describe the crystallographic...t). ~ e ā€¢ ~t~' l lr\ V: 1 'I Minerals of Cornwall and Devon Joseon1ne Community Llbral1es Grants...Embrey. P. G. Minerals of Cornwall and Devon. 1. Mines and mineral resources;--England --Devon 2. Mines and...and n1ineral resources --England--1Cornwall J. Title IL Symes. R. F. 549.9423'5 QE262.D45 ISBN 0-56 5-009
Book
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,StStephenā€¢in-Brannel. Comwa!I
Book
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 ofĀ· 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-
Journal (article/letter/editorial)
become greyish or greyish-green to dark green due to clay alteration and greisenisation, respectively. Tin...angular Eibenstock granite breccia in rhyolite matrix. Clay alteration of the rhyolite is present in addition...samples show, however, a high 649 and low degree of clay alteration, respectively). Eight samples of little...Whole-rock analyses of weakly clay altered rhyolite ES 35, more strongly clay altered rhyolite ES 33 and...grains intergrown with zircon in our samples. During clay alteration, muscovite was transformed to illite
Book
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
Book
Department of Geology, University of Manchester, UK SPRINGER-SCIENCE+BUSINESS MEDIA, B.V. First edition...study, or criticism or review, as permitted under the UK Copyright Designs and Patcnts Act, 1988, this publication...liccnccs issucd by the Copyright Licensing Agency in the UK, or in accordance with the terms of liccnces issued...appropriate Reproduction Rights Organization outside thc UK. Enquiries concerning reproduction outside the terms...Sources of aggregate within the UK 3 Industrial clays: kaolin, ball clay and bentonite 3.1 Mineralogy and
Book
Western Part of the St Austell Granite Pluton, Cornwall, England. . . . . . . . . . . . . . . . . . . . . .... . . 51 P. Bowden Tourmalinization in Cornwall, England . . . . . . . . . . . . . . . . . . . . ....Activity in the St Just Mining District, Cornwall, England. . . . . . . . . . . . N.J. Jackson, A.N....Granitic Batholiths of South-west and Northern England and some Geothermal Analogues. . . . . . . . ....Elements during Granite Differentiation, West Cornwall, England. . . . . . . . . . . . . . . . . . . . .
Book
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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