 | | Journal (article/letter/editorial) | | 59, PP. 7 4 5 - 7 4 9 Widenmannite from Cornwall, England: the second world occurrence WIDENMANNITE...mineralization in the St Just district of West Penwith, Cornwall, widenmannite has been identified (by X-ray diffractometry...uranyl carbonate from Loe Warren zawn, St Just, Cornwall. (b) Free standing crystals of widenmannite are...containing NW-trending swarms of veinlets carrying chalcocite with minor chalcopyrite and pyrite. Surface water...3b), and as pale yellow powdery deposits with chalcocite. Other associated minerals include intermediate |  | | Journal (issue) | | UK j I o mi minerals TS C nlm~ 2 EDITORIAL COVER: Vanadinite from the LeadhillsWanlockheadminingdistrict... 5 PEGMATITE MINERALS FROM CI-IYWOON QUARRY The UK Joumal efMines a11dMinerals publishes articles of...Worbop, Nott~. S80 2EE CLASSIFIED ADVERTISMENTS UK Journal of Mines & Minerals No. 26 -1- EDITORIAL...these mark the event out as one of the best in the UK This year the society instigated a mineral competition...spectacular. T Since the theme was fluorite, north-of-England localities featured extensively. Only one case |  | | Journal (issue) | | 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 |  | | Journal (issue) | | copper mineral assemblages at Botaliack, St Just. Cornwall R.J. Bowell 45 The composition of stolzite from...Millward 64 Cuprosklodowskite from Geevor mine, Cornwall N.J. Elton, J.J. Hooper and L. Coggon 66 Growth...COPPER MINERAL ASSEMBLAGES AT BOTALLACK, ST JUST, CORNWALL R.l. BOWELL Department of Mineralogy, The Natural...mine (SW 363 336) in the St Just mining district, Cornwall (Fig. I), although not renowned for substantial...are, 45 in order of decreasing a bundance. chalcocite. arsenopyrite, bornite, chalcopyrite, cassiterite |  | | 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...tourmaline, biotite, chlorite, galena, bornite, AC chalcocite or pyrrhotite. Scattered concentrations in pyrite |  | | Catalog/List | | 50 Daniell Rd, Truro, Cornwall TRI 2 DA England Telephone or Fax 01872 223 227 (UK Time 8am -9pm) FLUORITE...£15 214 FLUORITE,B Sublevel East,Wheal Jane,Kea,Cornwall Ex Alfie White colln Two interlocking modified...Ml £18 215 LINARITE.Penberthy Croft,St Hilary,Cornwall Particularly rich druse of scintilating needle...Mine.St Just.Cornwall Fine solitary terminated chalcocite xtl showing characteristic submetallic striated...Just.Comwall Rich aggregate of platy hexagonal chalcocite xtls to 8mm with slightly iron stained greyish |  | | Catalog/List | | (4cm x 3cm x 1cm) Wheat Garland Mine, St. Day, Cornwall Green/blue liroconite crystals to 5mm infilling...(3cm x 2cm x 2cm) St. Michael's Mount, Marazion, Cornwall Pale blue/green apatite crystal 3mm in size with...x 3cm x I cm) Wheat Phoenix Mine, linkinhorne, Cornwall Ball-like aggregates ofdark green chalcosiderite...(5cm x 4cm x 2cm) Whea/ Gorland Mine, Gwennap, Cornwall Bright carmine red chalcotrichite crystals totally...16. DOLOMITE (8cm x 5cm 2cm) Tregardock Mine, Cornwall (Ex I. Bruce Collection) Collected in 1989 this |  | | Journal (issue) | | Frindsbury, Rochester, Kent ME3 8AT, UK. EDITORIAL BOARD: F.B. Atkins, Oxford, UK. RE. Bevins, Cardiff, U.K. RS...Braithwaite, Manchester, UK. T.F. Bridges, Ovington, UK. N.J. Fortey, Keyworth, UK. RA. Howie, Matlock, U...U.K. R.J. King, Tewkesbury, UK. A. Livingstone, Edinburgh, UK. l.R Plimer, Parkville, Australia RE....Bromsgrove, UK. R.F. Symes, London, U.K. P.A. Williams, Kingswood, Australia B. Young, Newcastle, UK. Aims...baryte. Nether Row Brow, Caldbeck Fells, Cumbria, England. M. Rothwell collection. Photograph by Mick Cooper |  | | 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 |  | | Catalog/List | | Byways, 20 Burstead Close, Cobham, Surrey, England KT112NL Phone 01932 862340 EMAIL richard.tayler@minerals...Yorkshire Rich green masses with Siderite. Unusual for England lxl£2.50 lx2£5 2x2£10 2x3£15 Chlorile - -- -•·-... 510 ■■CHALCEDONY Greystones Quarry, lezant, Cornwall Grey banded massive lx2 £1 2x2 £2 2x3 £3 - --...-- - - - - - - -- - - - -- - - - - 107 ■■CHALCOCITE Tsumeb Namibia Rich dark grey metallic with some malachite...2x2 £15 - - - - - - - -- -- - -- - - -- - 134 ■CHALCOCITE Swinless Quarry, Kilbirnie, near Glasgow, Scotia |  | | Journal (issue) | | of Snelston mine, near Ashbourne, Derbyshire, England P.S. Jackman 75 Calcian goyazite and florencite-(Ce)...florencite-(Ce) from Gunheath china clay pit. St Austell. Cornwall N.J. Elton alld M.J.£. Grigg 81 Epistilbite...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 |  | | Book | | by Alison Hodge, 2 Clarence Place, Penzance, Cornwall TRI8 2QA, www.alison-hodge.co.uk, info@alison-hodge...Cornish minerals. Thanks also to Michael Merry of Cornwall Devon Mineral Specimens (www. cornwalldevonmineralspecimens...Sara Chambers, Collections Manager, the Royal Cornwall Museum, Truro (www.royalcorn- wallmuseum.org...Landreath to Linkinhorne East Cornwall: Callington to Calstock Rocks of Cornwall Precious Metals and Semi-precious...technical this will increase your appreciation Cornwall, Inevitably, language, but (pax ranges it |  | | Journal (article/letter/editorial) | | as exsolution occurs, evidenced by lamellae of chalcocite, chalcopyrite, and digenite. As the temperature...quartz veins in pegmatites. Bornite may alter to chalcocite, digenite, acanthite, chalcopyrite, and covellite...been found as intergrowths with chalcopyrite, chalcocite, wittichenite, linnaeite, digenite, covellite...cm across and associated with quartz, calcite, chalcocite, and pyrite. For silver collectors as well as...Although more famous for exquisite examples of chalcocite, bornite was found here in very fine crystals |  | | Catalog/List | | Woodcockshayes, Halberton road, Willand, Devon, ENGLAND EX15 2QF Tel/Fax (01884) 821563 Catalogue 2/1997...many 19th century classics from Devon, Cornwall and Northern England If you do not find what you want on...MARCASITE (5cm x 5.5cm x 4cm) GeevorMine, Pendecn, Cornwall, U.K Rounded crystab of lustrous marcasite sitting... FLUORITE (6cm x 6cm x 8cm) Wheal Jane, Kea, Cornwall, U.K A large matrix free specimen of watery green...(7cm x 3cm x 6cm) St. Michael's Mount, Marasion, Cornwall, UJC A very nch example for this locality with |  | | Journal (issue) | | Ovington, UK NJ Elton, St Austell, U.K. N.J. Fortey, Keyworth, U.K. RA. Howie, Matlock, UK RJ. King...Media, (A division of St. Ives Group), Leeds, England. Published by The Russell Society. Registered Charity...from Chywoon quarry in the Carnrnenellis Granite, Cornwall David Mou lding and Andy G. Tindle Cotunnite from...and Bameycraig mine system, Nenthead, Cumbria, England - an update Trevor F. Bridges and Helen Wilkinson...and coauthors describe supergene galena from six UK localities and discuss the conditions under which |  | | Journal (issue) | | Very Aesthetic+ Very Rare ... Fabre Minerals THE UK of JOU mines minerals CONTE numbe11 TS 2~...LOCALITIES: PENBERTHY CROFT MINE, ST. HILARY, CORNWALL, ENGLAND Jolin Betterto11 lllit/, co,uribwions by...TlSEMENTS SPECIAL ISSUE A sp,·ri.11l·ditio11 of thl' UK Jou nu I of Mim:s & Minl'r,1ls 'JYPESF.'I 11 , A...·otl·d co till' mi1tl'r:Jl~of Pl·nb.:rchy C.rnfr. UK JournJI of Mine, & Mim·r.1!, N,~ 20 -1- GUEST EDITORIAL...whittling-away of the old minesites throughout the UK: foremost in the list of threats arc the use of sites |  | | Book | | Collectors Guide to ^MINERALS, ROCKS and GEMSTONES \in Cornwall and Devon |'; '’i '■-■,, t Cedric Rogers...Collector’s Guide to 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...Cleavage and Fracture 8 8 9 10 11 GEMSTONES OF CORNWALL Quartz Gemstones 12 13 GRANITE AND OTHER ROCKS...Mount’s Bay - The Lizard .. North and Central Cornwall East Cornwall Devon 26 27 28 29 30 31 32 33 34 35 MAPS |  | | Journal (issue) | | Delafossite after Copper (?). Bisbee, Arizona Chalcocite after Sphalerite. Butte, Montana Grossularite...Magnet Cove, Arkansas Pyrite after Chalcocite. Cornwall, England Quartz after Diopside. Pierrepont, New...Bornite after Chalcocite: I, C 2 St. Ives, Cornwall, 1471. See further under pyrite after chalcocite. Brochanthite...Calamine after Pyromorphite: III, B 2 a Cumberland, England, 12168 Calcite after Apophyllite: I, B 3 Aussig...83745-7; Herrengrund, Hungary, 8395; Cumberland, England, 8454. In the Caltanisetta specimen thin septa |  | | Catalog/List | | NICK CARRUTH Copse Cottage Drakewalls Gunnislake Cornwall PL18 Tel/Fax: |"’avistock (0822) 832530 * * *...BERYL AND CASSITERITE. Marazion Beach, Penzance, Cornwall. Colourless hexagonal prismatic xls to 6mm intergrown...£60. •-* 10. Penbertriy Croft Mine, St Hilary, Cornwall. Areas of red to brown CARMINITE.. Penberthy carminite...CASSITERITE. Wheal Unanimity, St Stephen-in-Brannel, Cornwall. Interesting mass of fine grain buff coloured...£22. 12 CASSITERITE. Poldory Mine, Gwennap, Cornwall. Lovely group of about 50 jet black sparkling |  | | Journal (article/letter/editorial) | | MINERALISATION IN G.K. ROLLINSON 1, N. LE BOUTILLIER CORNWALL – A AND NEW DISCOVERY AT PORTHTOWAN R. SELLY...mineralisation in Cornwall – A new discovery at Porthtowan. Geoscience in South-West England, 14, 176–187...Although cobalt mineralisation has been noted in Cornwall and Devon in the mining literature, there are...cobalt mineralisation discovered at Porthtowan, Cornwall, in the vicinity of old workings which are part...in Cornwall. 1 Camborne School of Mines, University of Exeter, Cornwall Campus, Penryn, Cornwall, TR10 |  | | Journal (article/letter/editorial) | | CARBONA-STYLE REPLACEMENT TIN MINERALIZATION IN WEST CORNWALL S. C. DOMINY, G. S. CAMM AND M. A. BUSSELL Dominy...carbona-style replacement tin mineralization in west Cornwall. Proceedings of the Ussher Society, 9, 097-104...hematite, pyrite, quartz and fluorite, and rarely chalcocite, bornite and chalcopyrite. Published fluid inclusion...(endogranitic) tin mineralization in southwest England is characterised by fracture systems which show...carbona orebodies are not widespread in south-west England and contributed negligibly to the total tin output |  | | Journal (article/letter/editorial) | | Hydroxyl-chlorapatite from the St Austell Granite, Cornwall, England N. J. Elton CHLORAPATITE, Cas(PO4)3C1, is...specimens from Gunheath China Clay Pit, St Austell, Cornwall (NGR SX 005571), EDX analysis (Table 1) shows...Tregears, Little Treviscoe, St Austell, Cornwall PL26 7QL, UK high confidence in the refined cell. Synthetic...Hydroxyl-chlorapatite from Gunheath China Clay Pit, St Austell, Cornwall. SEM-EDX analysis, 5 x 10 - l ~ A , 25 kV. Average...minor leucophosphite. The matrix is veined with chalcocite, and grains of quartz, fluorapatite and cassiterite | | | Journal (article/letter/editorial) | | Hydroxyl-chlorapatite from the St Austell Granite, Cornwall, England N. J. Elton CHLORAPATITE, Cas(PO4)3C1, is...specimens from Gunheath China Clay Pit, St Austell, Cornwall (NGR SX 005571), EDX analysis (Table 1) shows...Tregears, Little Treviscoe, St Austell, Cornwall PL26 7QL, UK high confidence in the refined cell. Synthetic...Hydroxyl-chlorapatite from Gunheath China Clay Pit, St Austell, Cornwall. SEM-EDX analysis, 5 x 10 - l ~ A , 25 kV. Average...minor leucophosphite. The matrix is veined with chalcocite, and grains of quartz, fluorapatite and cassiterite |  | | Journal (article/letter/editorial) | | widespread and forms white acicular crystals. In Cornwall, England, a massive fibrous form of olivenite is locally...classic olivenite specimen from Wheal Gorland, England, United Kingdom. The 5.7-cm-high piece was in the...leucochalcite. Olivenite crystals being replaced by chalcocite and later coated by pharmacosiderite have been...small vugs, to 3 cm, are completely filled with chalcocite pseudomorphs of olivenite to 2 mm (Jensen 1985)...olivenite, 7.4 cm, from the Gwennap mine, Cornwall, England, United Kingdom. Arkenstone specimen, Jeff | | | Catalog/List | | greyish-red 2111 crystals on I x2 surface St Day Cornwall, no other info £ 1 O 18. BARYTES on FLUORITE cockscomb...places. small 2x2 inch Harriet Lode, Pendarves Mine Cornwall £7 53. CASSITERlTE rich small brown veins and...(Robinsons Shaft, South Crofty Mine, Camborne Cornwall) from Scoble Collection, with label stuck on the...of green micros on quartz East Gunnislake Mine Cornwall 2x3 £ 12 55. QUARTZ 3.5x 1.5 inch long crystal...malachite on the top surface. Goonhilly Quarry, Lizard Cornwall 2x 1.5 £7 57. KJDWELLITE small yellowish micro-radiations |
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North Wheal Basset, Wheal Basset, Basset Mines, Carnkie, Carn Brea, Cornwall, England, UK