 | | Journal (issue) | | 5 x 2 mm) of zeunerite on drusy quartz. The sample was collected ill situ on the 300 foot leve l, C1igga...South Wales I. Plimer Alumohydrocalcite from the Bristol District C. Alabaster The secondary mineralogy...variety, from the Britannia Mine , North Wales, and from the Botallack Mine, Cornwall A.M. Pollard, R.G...Williams, R.E. Bevins and S. Turgoose 23 The Wesley Mine; a further occurrence of manganese oxide-hosted...the Bristol District C. Alabaster 29 1 5 11 15 NOTES Birnessite from Penberthy Croft Mine , Cornwall- |  | Turner, R. W., Siidra, O. I., Rumsey, M. S., Polekhovsky, Y. S., Kretser, Y. L., Krivovichev, S. V., Spratt, J., Stanley, C. J. (2015) Yeomanite, Pb2O(OH)Cl, a new chain-structured Pb oxychloride from Merehead Quarry, Somerset, England. Mineralogical Magazine, 79 (5) 1203-1211 doi:10.1180/minmag.2015.079.5.14 | Journal (article/letter/editorial) | | Pb oxychloride from Merehead Quarry, Somerset, England R. W. TURNER1,*, O. I. SIIDRA2, M. S. RUMSEY3,...Allington Track, Allington, Salisbury SP4 0DD, Wiltshire, UK Department of Crystallography, Geological Faculty...Natural History Museum, Cromwell Road, London SW7 5BD, UK Department of Mineral Deposits, St Petersburg State...(Torr Works) Quarry, near Cranmore, Somerset, England. Yeomanite is named in joint recognition of Mrs...Society mine in Namibia, the Mammoth St. Antony mine in Tiger, Arizona and the Kunibert mine in Rhine-Westphalia |  | Turner, R., Siidra, O. I., Rumsey, M. S., Krivovichev, S. V., Stanley, C. J., Spratt, J. (2012) Hereroite and vladkrivovichevite: two novel lead oxychlorides from the Kombat mine, Namibia. Mineralogical Magazine, 76 (4) 883-890 doi:10.1180/minmag.2012.076.4.05 | Journal (article/letter/editorial) | | vladkrivovichevite: two novel lead oxychlorides from the Kombat mine, Namibia R. TURNER1,*, O. I. SIIDRA2, M. S. RUMSEY3...Drey, Allington Track, Allington, Salisbury SP4 0DD, UK Department of Crystallography, Geological Faculty...Natural History Museum, Cromwell Road, London SW7 5BD, UK [Received 23 November 2011; Accepted 28 February...number of Mn oxyhydroxide minerals on a specimen from the Kombat mine in Namibia. The minerals formed as...tribal groupings in the region where the Kombat mine is located. Vladkrivovichevite is orthorhombic, |  | Turner, R. W., Siidra, O. I., Krivovichev, S. V., Stanley, C. J., Spratt, J. (2012) Rumseyite, [Pb2OF]Cl, the first naturally occurring fluoroxychloride mineral with the parent crystal structure for layered lead oxychlorides. Mineralogical Magazine, 76 (5) 1247-1255 doi:10.1180/minmag.2012.076.5.11 | Journal (article/letter/editorial) | | Allington Track, Allington, Salisbury, Wiltshire SP4 0DD, UK Department of Crystallography, Geological Faculty...Natural History Museum, Cromwell Road, London SW7 5BD, UK [Received 21 March 2012; Accepted 10 August 2012;...a manganese pod at Merehead quarry, Somerset, England. Rumseyite is tetragonal, I4/mmm, a = 4.065(1)...110(12)(006). The crystal structure of rumseyite is based on alternating [OFPb2] and Cl layers. Rumseyite is related...and name have been approved by the IMA Commission on New Mineral Names and Classification (IMA 2011-091) |  | | Journal (volume) | | contributors can be found at the back of this issue, on the Society website (www.russellsoc.org) or obtained...silica gel. Collected on a Russell Society field trip in June 2006 from a blast pile on Bench G of Merehead...Orefield Trevor F. Bridges 61-65 A report on Westernhope Old Mine, Weardale, Co. Durham Trevor F. Bridges...from around 40 to over 110, including the ‘first UK occurrences’ of a number of minerals, such as fornacite...several existing mineral species, including mereheadite and chloroxiphite, including a realisation that |  | | 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...perhaps more significant occurrences of species already on record. (A mineral should not normally appear in...form, still remains the only general reference work on British Isles minerals. Its age limits its usefulness...known from the British Isles, and 580 or so from England. Of these latter, about 116 are listed here as |  | Rumsey, M. S., Krivovichev, S. V., Siidra, O. I., Kirk, C. A., Stanley, C. J., Spratt, J. (2012) Rickturnerite, Pb7O4[Mg(OH)4](OH)Cl3, a complex new lead oxychloride mineral. Mineralogical Magazine, 76 (1) 59-73 doi:10.1180/minmag.2012.076.1.59 | Journal (article/letter/editorial) | | Natural History Museum, Cromwell Road, London SW7 5BD, UK Department of Crystallography, St Petersburg State...University, Loughborough, Leicestershire LE11 3TU, UK [Received 30 March 2011; Accepted 6 December 2011;...disordered interwoven minute fibrous crystals with mereheadite, cerussite, calcite, aragonite, mimetite, hydrocerussite...1.79, CuO 0.14, Cl 6.62 wt.%; H2O was calculated on the basis of structural considerations as 2.27 wt...totalling 97.02 wt.%. A charge-balanced formula, based on 12 anions, is Pb7.16Mg0.81Cu0.03Cl3.40H4.60O8.60 | | | Journal (volume) | | Melaconite Melanotekite Melanterite Mendipite Mereheadite Mimetite Minium Molybdophyllite Mottramite Nasonite...Pb-Oxychloride (layered) Pb-Oxychloride (orange) in mereheadite Pb-Oxychloride (wispy) Pb-Si-S phase Phosgenite... X X X X X X X X X Stancombe Lane Wesley Mine Westbury-sub-Mendip Whatley Quarry Wick Quarry X...X X X X X X X * X Harptree Higher Pitts Farm + Mine Holcombe Quarry Lambs Leer Caverns + Quarry X X |  | | Journal (volume) | | contributors can be found at the back of this issue, on the Society website (www.russellsoc.org) or obtained...cubes (to 15 mm) with minor hematite on cream dolomite. Florence Mine, Egremont, Cumbria. David Green photograph...2012 PAPERS Geology and mineralisation at Florence Mine, Egremont, Cumbria Brian Young 3-18 A geochemical...mineral assemblage of the Mendip Hills, Somerset, UK using a stability field model Trevor F. Bridges,...of type mineral species at the Benallt Manganese Mine, Rhiw, Pen Llŷn, Gwynedd, Wales Tom F. Cotterell |  | | Journal (volume) | | Austell, U.K. A.D. Hart NHM, London, UK RA. Howie, Matlock, UK RJ. King, Tewkesbury, U.K. I.R Plimer... Parkville, Australia M.T. Price, OUMNH, Oxford, UK RE. Starkey, Bromsgrove, U. K. RF. Symes, Sidmouth...lnce, 78 Leconfield Road, Loughborough, LE11 3SQ UK). Back numbers of the Journal may also be ordered...characteristic trigonal sym metry, from Red Gill Mine, Caldbeck Fells, Cumbria, described by Bridges et...botryoidall;>aryte, from Durnford Quarry, near Bristol, England. Chris Finch collection; David Green photograph |  | | Journal (issue) | | from Geevor mine, Cornwall N.J. Elton, J.J. Hooper and L. Coggon 66 Growth of acanthite on native silver...first editor of its Journal, and acknowledged expert on the topographical mineralogy of Britain and the conservation...and development of that institution, and remaining on the staff for over 30 years. The teaching collection...of the establishment. When the time came to pass on the editorship, the Society was fortunate in choosing...significant to report, it is worth the effort to place it on permanent record. This Journal would like to see |  | | Journal (issue) | | incompletely characterised mineral from Penberthy Croft Mine .. 16 Meeting & Field Trip Reports .............Society to comply with any duty or requirement imposed on it. • In the event of an accident or injury members...lands on your doormat (at least I hope it does; I would hate to think I was sticking stamps on 370 envelopes...its latter stages. I hope you have been “out there” on at least some of the Society’s field trips this year...perennial hobby horses but I make no apology for banging on about it again. The Russell Society, by virtue of |  | | Book | | I"t\TEREST Co,zfi·onting catastrophe: nell'perspecrh·es on n:iwra d's sters Da,·id Alexander Geology and landscapes...PO Box 315. Harpenden. Hertfordshire AL5 2ZD. England Telephone: +44 (0)1582 762413 Fax: +44 (0)870 055...appreciate the importance ofh:l\'ing many specimens on display. The next issue to surface during the writing...deserves a book on its own. All I ha,·e been able to do in 1\1[8/ is flag and comment on affected species...details. With a contract signed. the pressure was on to tum my list into a book. Little did I know what |  | | Journal (issue) | | ___ , ., ,___ . .. The Russell Society Dronch Mine, I Oal!eri D , 1..-, J Few Clicksl - -- LC•U~01....................................... Herodsfoot Mine Celebrated ..... ........................ ........mineral finally found on Earth ............................. ........ Free On-Line Micro-Mineral Newsletter...Society to comply with any duty or requirement imposed on it. • In the event of an accident or injury members...be advised shortly. Watch out for more information on this; it should be a good one! It will not have escaped |  | | Journal (issue) | | :Ellcations · ._'fnera /iJgicat .JVews ;"iats .JVew on thn Site ciety qficers ' 2Jet-aifiThe Ru.si:cll...u crcd Ch:a ri1y N o. 803308 Site Lis t upd:itcd on Uth 1';0\·c m bcr 2005 Si 1c c ons t.roctc d 2 nd...pbotoi,-:1.phs. : :&ztj JYew on tliir Site Latcn upcb.11~ in!onn;ition on the Ruucll Society ,i1 c. O...isse(TSqciety :'r.zr.cli IefonnaJion l nfon u:uion on Ruu,cll Sod c-1y Br,1..uc.ho ar.J llr.nc:h , o rl...Society to comply with any duty or requirement imposed on it. In the event of an accident, or injury, members |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...their geoe11vironme11t.The contents are partly based on the C:.ecl1book 'Encyclopedic S)nopsis of Minerals"... The mineral systeniatic classification is based on the updated classification according to Strunz (1996)...by geochemical and geophysical processes, either on earth or in extraterrestrial bodies". Besides minerals...been submitted to, and accepted by, the Commission on New Minerals and Mineral Names (CNMMN) of the International |  | | Book (edition) | | Chapman & Hall. 2-6 Boundary Row. London SEI SHN. UK Blackil' Academic & Professional. Wesler Clcdt.lt:ns...lt:ns Road. 13ishopbriggs. Glasgow GIH 2NZ, UK Chapman & Hall Inc.. 29 Wesl 351h S1ree1. New York NY llXl0I...s1udy. or criticism or review. as permilted under 1he UK Copyright Designs and Patents Act. 1988. 1his publica1ion...issued by 1he Copyrigh1 Licc.:nsing Agency in lhe UK. or in accordance with 1hc.: terms of licences issued...appropria1e Reproduction Righ1s Organizarion oubidc lhe UK. Enquiries concerning rcproduc1ion ou1side the lcrms |  | | Book | | ........432 13.7. The effect of other substances on the stability of suspensions ......................especially natural sciences. Mineral processing is based on separation processes and is involved in performing...mineral processing. In English speaking countries (USA, UK, Canada, Australia, etc.) it is also termed, dressing...degree, efficiency, transfer probability, and so on. In this book an attempt was undertaken to treat...present the bases of mineral processing with emphasis on treating all operations as separation processes having |
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