 | | Journal (article/letter/editorial) | | P P 517-518 Morinite from Gunheath China Clay Pit, St Austell, Cornwall N. J. Elton Tregears, Little...Austell, Cornwall PL26 7QL, UK J.J. Hooper 48 St Julitta, Luxulyan, Bodmin, Cornwall PL30 5ED, UK L. Coggon...Coggon 2 Anjardyn Place, Tywardreath, Par, Cornwall PL24 2PJ, UK MORINITE, NaCa2A12(PO4)2(OH)F4.2H20, is...the Hensbarrow section of Gunheath China Clay Pit, near St Austell, Cornwall (NGR SX 005571). Identification...occurrence of morinite in the British Isles. At Gunheath Pit, morinite forms crusts of intergrown crystals |  | | Report (issue) | | • CuFe3+ 6 (PO4 )4 (OH)8 4H2 O Chalcosiderite c 2001-2005 Mineral Data Publishing, version 1 Crystal...190(4) α = 67.57(2)◦ X-ray Powder Pattern: Cornwall, England. 3.77 (100), 3.39 (70), 3.02 (60), 3.56 (40)...Total 100.95 100.00 (1) West Phoenix mine, Cornwall, England. (2) CuFe6 (PO4 )4 (OH)8 • 4H2 O. Polymorphism...mine, Cornwall, England); dufrénite, cyrilovite, leucophosphite (Gunheath china clay pit, Cornwall, England);...Distribution: In England, from the West Phoenix United mines, Linkinhorne, and the Gunheath china clay pit, St. Austell |  | | Journal (article/letter/editorial) | | Hydroxyl-chlorapatite from the St Austell Granite, Cornwall, England N. J. Elton CHLORAPATITE, Cas(PO4)3C1, is...identified on two specimens from Gunheath China Clay Pit, St Austell, Cornwall (NGR SX 005571), EDX analysis...Tregears, Little Treviscoe, St Austell, Cornwall PL26 7QL, UK high confidence in the refined cell. Synthetic...application of Vegard's law to the refined cell for the Gunheath chlorapatite indicates a fractional C1 content...by Mn 2+ and Fe 3+ or Fe 2§ as observed in the Gunheath chlorapatite, will reduce the cell volume and | | | Journal (article/letter/editorial) | | Hydroxyl-chlorapatite from the St Austell Granite, Cornwall, England N. J. Elton CHLORAPATITE, Cas(PO4)3C1, is...identified on two specimens from Gunheath China Clay Pit, St Austell, Cornwall (NGR SX 005571), EDX analysis...Tregears, Little Treviscoe, St Austell, Cornwall PL26 7QL, UK high confidence in the refined cell. Synthetic...application of Vegard's law to the refined cell for the Gunheath chlorapatite indicates a fractional C1 content...by Mn 2+ and Fe 3+ or Fe 2§ as observed in the Gunheath chlorapatite, will reduce the cell volume and |  | | 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) | | Geoscience in south-west England FIELD EXCURSION TO STUDY ASPECTS OF THE ST. AUSTELL GRANITE AND ITS...south-west England, 10, 370-372. Camborne School of Mines, University of Exeter, Redruth, Cornwall, TR15 3SE... and secondly to look at some aspects of the china clay industry, especially restoration and waste treatment...Pegmatite Quarry, Great Wheal Prosper China Clay Pit and Gunheath China Clay Pit were visited before lunch, which...the restoration and revegetation of some of the china clay waste tips. However, the time was spent profitably |  | | 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...has improved recently. The classic minerals of Cornwall and Devon are splendidly described by Embrey and...known from the British Isles, and 580 or so from England. Of these latter, about 116 are listed here as...secondary mineral at Gravel Hill mine, Perranzabuloe, Cornwall (C. Sparrow, pers. comm., 1991; XRD by Monica |  | | Journal (article/letter/editorial) | | Variscite and metavariscite from Gunheath China Clay Pit, St Austell, Cornwall VARISCITE, A1PO4.2H20, was first...reported in Cornwall by Barstow (1982), who found specimens in the Hensbarrow china clay works, about...incorporated within Gunheath Pit (NGR SX 005571). Variscite is uncommon at Gunheath Pit, typically occurring...on a n~umber of other specimens collected from Gunheath during 1984 and 1987. Most have characteristics...to those quoted by Roberts et al. (1990). At Gunheath Pit, variscite and metavariscite typically occur |  | | Journal (issue) | | RAT, U.K. EDITORIAL BOARD: R.F.. Bevins, Cardiff, UK KS.W Braithwaite, Manchester, C.K. I.F. Bridge:>...Consols mine (Lanescot section). Tywardreath. Cornwall. Field of view 13 mm x 9 nun. Roy Starkey specimen...anJ other phosphates from Gunheath china clay pit, St Austell, Cornwall, England 3 15 N.l. Elton Sector...(selenite) crystals from Mepal Bridge, Cambridgeshire, England B.A. Grguric 19 The silver and cobalt mineralisation...Hannotome from Brownley Hill mine, Nenthead, Cumbria, England D.l. Green and l.R. Nudds 31 NOTES Valentinite |  | | Journal (article/letter/editorial) | | Vol. XXlX On the occurrence of turquoise in Cornwall. By SIR ARTHUR RVSSELL, Bart. W i t h a chemical...specimens at the Gunheath china-clay pit, St. Austell (six-inch ordnance map, Cornwall, 41 SE., 1908),...Bunny mine. Traversing almost the full length of the pit is a very remarkable lode having a north-east and...exposed t h a n at present (1951), the working of the pit having caused the upper portion to crumble away ;...however, it is a striking object owing to the china-clay ground on either side of it having been washed |  | | Journal (issue) | | resting upon 150rnrn of yellow clay. This passed down into blue-grey mottled clay with lumps of coal about...about 0.4m thick. It seems that these clay bands acted as a barrier to the iron-Dearing solutions. The exposure...1780s refers to rights to dig cinders, iron-ore and clay (Gloucester Records Office 04212/Tl). In the 19th... 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 |  | | 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 |  | | Catalog/List | | ecimens as half phosphatic geodes from the Hiocene clay vith lmm,yellow-green,tabular xtls in aggregates...FRANCOLITE. Simms Lode,Geevor Mine,Trewellard,Cornwall. Choice,very rich specimen. Ferruginous Quartz...hexagonal xtls. LC,t.20. 15. APATITE. Goonbarrow China Clay Pit,St Austell,Cornwa11. Granite fragment with...ARAGONITE/ROCK CRYSTAL. Greystones Quarry,Launceston,Cornwall. Large milky Quartz breccia fragment with upper...18. ARSENOPYRITE.Hingsten Down Quarry,Calstock,Cornwall. 2 specimens. Specimen A-matrix fragment richly |  | | Journal (issue) | | Derelict Land Advisory Panel (Cornwall) Founder member of CUAAG (Cornwall Underground Access Advisory Group)...Johns Hall refurbished and re-opened. Moved to Cornwall 1981 Trewallard, St. Just then to Penzance. After...North of England. As a 16yr old left to live in Canada from 1956-63 then moved to S.E. England until moving...moving to Cornwall in 1981. Collecting minerals started in 1976-77, as an invalid he now had time to do...do this, in the North of England and Cornwall. Although having deep involvement in issues of conservation |  | | Journal (issue) | | dissolved and washed away. In some areas, e.g. in Cornwall, large quantities of very pure cassiterite can...North Africa, South Africa, Russia, Spain and Cornwall, but not North America where the granites have...earlier. Reverbatory furnaces were introduced into Cornwall early in the 19th century, but unfortunately not...return to Weardale, and other sites in the North of England and some members have recently been in Wapping...which also has a treacle mine - a clay pit with very sticky red clay and nearby is a pub called The Treacle |  | | Journal (issue) | | .. 28 Some recent finds at Gunheath China Clay Pit, St Austell, Cornwall by Nick Elton ................Such wa P rr. information, particularly about Cornwall, you would have been wise to ask Peter Colley...collections, a11d is used by many museums i11 tlze UK. (Ed.) North-West Branch · November Meeting: Basic...Further deposits in Ireland, Germany, Poland and the UK were described, making this a truly absorbing lecture...Ancient M ining This lecture by Adam Sharpe of Cornwall Archaeological Unit was given on 14 May 1996. |  | | Book | | permission of the author. Printed and bound in the UK by: BookPrintingUK Remus House, Coltsfoot Drive,...English China Clay Group Ltd. This later enabled me to obtain an annual pass into the working clay pits...Minerals and became regular exhibitors at many of the UK mineral shows over the following years. We also visited...We collected together for many years, both in the UK and on the continent. I also helped Ian out later... I helped out at all of the mineral shows in the UK and on the continent, and later with the Bruce & |  | | Journal (issue) | | Derbyshire, England P.S. Jackman 75 Calcian goyazite and florencite-(Ce) from Gunheath china clay pit. St Austell...Austell. Cornwall N.J. Elton alld M.J.£. Grigg 81 Epistilbite from the Isle of Skye. Scotland D.l....Coronadite from the Northern Pennine Orefield, England B. Young, EX Hyslop and R.A. Fairbairn 97 A further...widenmannite in Cornwall, England N.J. Elton and 1.1. Hooper 98 Diaboleite from Gunver Head, Cornwall, England...rauenthalite or phaunouxite, from Ivy Tor mine, Devon, England R.S. W Braithwaite, M.G.H. Merry and B. Jackson |  | | Journal (issue) | | 3 - ,.� The 1994 Spring Fieldtrip Devon and Cornwall l L� - l 7 th April Driving across wild moorland...prepared to collect. Holmbush mine dumps, Kelly Bray, Cornwall were our first'target, but they proved quite elusive...Maurice Grigg who led our party into the Gunheath China Clay Pit, which was working again. Maurice was very...to collect, but he took us around the back of the pit to the region of the old Bunny mine, where we could...Linkinhorn, Cornwall. We were looking for the green botryoidal crystals of chalcosiderite, for which t� |  | | Journal (issue) | | SUSSEX MINERAL & LAPIDARY SOCIETY www.smls.0119.uk ....................................... ················...new members out. When combined with a week in Cornwall, a day on a Kent coal tip for carboniferous plant...Sussex. One of the main reasons for returning to the UK, John told me at this year's BBQ, was so that he...**** SMLS FIELD TRIP TO CORNWALL Chichester Guest House, Newquay, Cornwall 17th to 24th May 2003 SMLS...in a coastal strip for about 4 miles from Cape Cornwall north to Pendeen, which includes the well known |  | | Journal (issue) | | ............ 14 Greystones Quarry, Lawhitton, Cornwall by Nick Elton ..................................Colin Sparrow for the Royal Geological Society of Cornwall and the vitalising of its geological collections...organised by any geological or mineralogical group in the UK. If only I could get to even a fraction of these...left school at 14 years of age to work in the china clay industry, an occupation which lasted for 48 years...fieldleaderduringthe Society's weeklongmeeting in Cornwall in 1980, when he agreed to lead the Society for |  | | Catalog/List | | GILBERTITEon ORTHOCLASE.Megiliggar Rocks,Tremearne, Cornwall. Boxed MIN. Upper Gilbertite coated surface carrying...35. BAYLDOHIT!. Penberthy Crofts Mine,St Hilary,Cornwall, Three rich 1pecimena. Specimen A-large vughy... BAYLDOHITE/MIKETITE, Wheal Carpenter,Gvinear,Cornwall, Large limonitic Quartz gossan fragment coated...,,; 51. CASSITERITE. Redmoor Mine,Callington,Cornwall, Large shale killas fragment forming a mound....52. CASSITERITE, South Terras Mine,St Stephen,Cornwall, Ex Sergeant collection. Two specimens. Specimen |  | | Journal (issue) | | Isle of Man, Caldbeck Fells, etc. the North Cornwall Lead and Antimony Mines, Dartmoor Mines, etc....Taff's Well, Machen, Dulcote, Merehead, Croft, Gunheath, Coldstones, Greystones, Hampstead Farm, etc....contained several excellent photographs taken in Melbur China Claypit, and in Wakebridge Mine in Derbyshire, and...synchesite-Ce and some good blue anatase. From Cornwall there was apatite from Meldon CAMASS Quarry, copper...of copiapite in the UK as his subject. Only a few recorded specimens from the UK are known in theOA- |  | | 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,StStephen•in-Brannel. Comwa!I |  | | Journal (issue) | | UK j min~/1minerals C I 11 lNTS 200~ I 2 EDITORlAL: SPEClALISATION COVER:A fluoritecube 15...Nick Carruth • Ron Cleevcly • David Green 7 The UK ]011mal of Mines and Minerals publishes articles...there were surely good specimen from the clay pits in Cornwall and some nice green balls from Ireland,...information and a full review in the next UKJMM. UK Journal vf Mines & Minerals No. 28 -2- Frontispiece...Carruth: Copse Cottage, Drakewalls, Gunnislake, Cornwall Ron Cleevely: High Croft, Gunswell Lane, South |
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Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK