 | | Journal (issue) | | I t . NUMBER 17 ā¢ AUTUMN 1996 () F s s UK journal of mines & minerals CONTENTS number...L 10h11Pearce COVER:CERUSSITEfrom Pentireglaze mine, St. Minver, Cornwall with crystals to 32mm. Specimen...described in the next issue of this journal. The UK Joumal of Mines and Ali11erals publishes articles...ERAL E\ S \lick Wolfe 7 COPPER MI ES of the GREAT OR IE Rob lxer ā¢ 10h11DO'Uies EDITOR David I....CLASSIFIED ROCKBOTTOM PUBLICATIONS LTD ISSN 0952-2409 UK journal TYPESETTING AND PRINTING BY Ryton Typing |  | | Book | | A Mineralogy of Wales RfCHARD E. BEYfNS Ocpartmellf o[Geolngy, Nmin11a/Museum of\Valcs, Cardiff AMGUEDDFA...Colliery, Ponh, Mid Glamorgan. National Museum of Wales specimen 48.264.GR 175. ex Cymmer Welfare Library...CE 6 I CES IN WALES 9 30 127 138 6 INTRODUCTION The mineralogy of Wales is diverse. with over...reveal the presence of additional species new to Wales. and perhaps new to the British Isles. It is also...completely new to cience will be discovered in Wales. as techniques for analysing specimens become ever |  | | Journal (issue) | | FRONT COVER: Vanadinite, probably from High Pim mine, Wanlockhead, Dumfriesshire, Scotland. Orangybrown...and R.E. Starkey NOTES Botallackite from Dooneen mine, Allihies, County Cork, Republic of Ireland S. Moreton...botanical interest of mine spoil heaps - the lichen story 0. W Purvis 45 Cwmystwyth, Wales: 3500 years of...B.R. Marker 57 Mineralogical conservation in Great Britain - the governmental conservation agency approach...mid-part of this century, when there were still mine managers and miners to talk to, and when you could |  | | Book | | provided by: Amgueddfa Cymru (National Museum of Wales, Cardiff); British Geological Survey, Edinburgh...Microsystems for rnicrophotographic advice. tvfBI owes a great debt to one other individual, without whom the entire...Lettsom's famous book, Manual of the mineralogy of Great Britain and lrela11d, published in 1858. Such was...intervening years, the Mineralogical Society of Great Britain and Ireland produced a series of supplementary...have changed over time. This is not to say that all old work is valueless: the observation of Hey (1973) |  | | 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...display containing fluorite from Comish localities, Wales and northern England. There was a particularly nice |  | von Seckendorff, V., DrĆ¼ppel, K., Okrusch, M., Cook, N. J., Littmann, S. (2000) Oxide-sulphide relationships in sodalite-bearing metasomatites of the Epembe-Swartbooisdrif Alkaline Province, north-west Namibia. Mineralium Deposita, 35 (5) 430-450 doi:10.1007/s001260050254 | Journal (article/letter/editorial) | | event. Smaller amounts of chalcopyrite, bornite, digeniteĀ±chalcocite, galena, ferroan siegenite, millerite...20 km south-west of the Swartbooisdrif Sodalite Mine (Fig. 1). Presum- 432 Fig. 1 Geologic overview...Sulphides, represented by members of the chalcociteĀ±digenite group with rare chalcopyrite and bornite, were...included matrix minerals. Most of the chalcociteĀ±digenite grains exhibit an unusual white colour with only...we assume that at least some of the chalcociteĀ±digenite grains investigated are in fact microscopic to |  | | Journal (issue) | | Highland Region, Scotland. 100 mm x 55 mm. From an old collection. Specimen and photo: John Hall. JOURNAL...and D. Millward 64 Cuprosklodowskite from Geevor mine, Cornwall N.J. Elton, J.J. Hooper and L. Coggon...core of the collection at the National Museum of Wales in Cardiff. ~ow settled in Tewkesbury and curator...Richard and his co-editor Peter Williams put in a great deal of unstinting effort to produce the Journal...sulpha tes in an underground level of Botallack mine. Krohnkite is present and this is believed to be |  | | Journal (article/letter/editorial) | | Kingsbury (I9O6-68). County references are to the old boundaries, throughout. Spencer 1 considered that...and arsenides near the south shaft at South Terras mine, St. Stephen-in-Brannell, Cornwall. R. J. Davis...powder-pattern of mixite (q.v.), on mimetite in quartz on old specimens in the BM(NH), at Wheal Alfred, Phillack...baryte, with tennantite in limestone, at Gortdrum mine, Oola, Co. Tipperary, Ireland. BM(NH) specimens...ochreous, at West Turf Pits mine, Grassington Moor, Yorkshire. Also, at Treore mine, St. Teath, Cornwall. A |  | | Journal (volume) | | plumbogummite with yellow pyromorphite. Roughton Gill Mine, Caldbeck Fells, Cumbria. R.J. King Collection (ex...(ex. Harwood Collection), National Museum of Wales, Cardiff (NMW 83.41G.M.7821). Specimen height 42 mm...cavity lined with green malachite. Roughton Gill Mine, Caldbeck Fells, Cumbria. Norman Thomson Collection...mines, Caldbeck Fells, Cumbria: Part 3 Roughton Gill Mine Trevor F. Bridges, David Green, Michael S. Rumsey...Danburite from Meldon Quarry, Okehampton and other UK localities Michael S. Rumsey, George Ryback and Richard |  | | Journal (issue) | | M. Gressm an tgressman@comcast.n et The Musonoi mine, Kolwezi District, Lualaba Province, Democratic...COVER: METATORBERNITE, 6.6 cm, from the Musonoi mine, Kolwezi District, Democratic Republic of the Congo...and on the best grossular garnets from the Jeffrey mine (2015). The Yukon Territory has been one of Rod's...west of the Mackenzie River Delta. The Nanisivik mine on Baffin Island was another prolific locality pioneered...Nanisivik mine, at Rapid Creek in the Yukon, at the El Bonanza mine, at the Society Girl mine, and at Emerald |  | | Journal (article/letter/editorial) | | like bornite, chalcocite, colusite, covellite, digenite, djurleite, and enargite rank among the ļ¬nest...the Butte mining camp, especially in the Kelley mine, was just full of vug holes . . . the holes, some...also located in Butte, at the site of the old Orphan Girl mine. . . . So wrote a trainee miner, Jerry...an underground stope at Butte, Montanaās Kelley mine in the early 1970ās (Dolph, 1994). The wonderful...crystallized species, unusual associations, or individual mine localities. Similarly, the popular journals are |  | | Journal (issue) | | COVELLITE crystal cluster, 3 cm across, From the Leonard mine, Butte, Montana. Frederick H. Pough collection;...The Treasure of Butte Hill and Development of the Great Copper Industryā by C. P. Connolly in McClureās...like bornite, chalcocite, colusite, covellite, digenite, djurleite, and enargite rank among the finest...the Butte mining camp, especially in the Kelley mine, was just full of vug holes . . . the holes, some...also located in Butte, at the site of the old Orphan Girl mine. . . . So wrote a trainee miner, Jerry |  | | Book | | 5500ā500 bc W I L L I A M O āB R I E N 1 3 Great Clarendon Street, Oxford, OX2 6DP, United Kingdom...registered trade mark of Oxford University Press in the UK and in certain other countries # William OāBrien...978ā0ā19ā960565ā1 Printed and bound by CPI Group (UK) Ltd, Croydon, CR0 4YY Links to third party websites...Mitterberg in Austria, Kargaly in Russia, the Great Orme in Wales, and those examples in Cyprus from where...region is examined, as is the survival of early mine archaeology in different geological settings. Survey |  | | Journal (issue) | | No 3. "Henwoodite", West Phoenix Mine, Linkinhorne Specimen: 118 x 85 x 65mm Watercolour commissioned...Historical Society. COVER:BLUE JOHN FLUORITE, Blue John Mine, Castleton, Derbyshire, polished slab 7 x I 0cm...Bob King Collection (KI052), National Museum of Wales, Cardiff (83.41 G.M4242). Photo: Mick Cooper. 2...TRI T MI E HISTORIC L SOCIETY 3-----------BL The UK Jouma/ of 1Jfi11es a11dMinerals publishes articles...Trnmwa f useum, Crich, Derbyshire. Good.luck Mine - This mine, in the ia Gellia, Middletonby-\\ irksworth |  | | Journal (article/letter/editorial) | | were all heavily covered with forest debris. An old claim marker was found relocating the prospect as...and cornubite. Figure 2. Scene of the El Dorado mine collapsed adit. LOCATION The copper mines of the...in the district included the Mohawk (Last Chance) mine, with a total output of over 1,000 tons of 6% chalcopyrite...(Dufay) mine, which produced one carload of high-grade ore, and the Murdock (Plumas Jumbo) mine, with a...grade listed). The Lodi #4 mine, considered to be a portion of the Murdock mine, has no recorded production |  | | Journal (volume) | | with minor hematite on cream dolomite. Florence Mine, Egremont, Cumbria. David Green photograph. BACK...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,...species at the Benallt Manganese Mine, Rhiw, Pen LlÅ·n, Gwynedd, Wales Tom F. Cotterell 29-40 Tungsten...experience of an underground tour of the Florence Mine in Cumbria. With the closure of Florence, it is |  | Ossandon C., G., Freraut C., R., Gustafson, L. B., Lindsay, D. D., Zentilli, M. (2001) Geology of the Chuquicamata Mine: A Progress Report. Economic Geology, 96 (2) 249-270 doi:10.2113/gsecongeo.96.2.249 | Journal (article/letter/editorial) | | 2001, pp. 249ā270 Geology of the Chuquicamata Mine: A Progress Report GUILLERMO OSSANDĆN C., CODELCO-Chile...porphyry dikes and is the locus of the bornite-digenite center of the sulfide zoning pattern. This passes...mineralization of the main stage was enargite, digenite, covellite, pyrite, and minor coarse sphalerite...once. A still poorly understood late stage formed digenite with relatively coarse grained covellite from...inner rims of coarse-grained covellite and/or digenite, occur below the chalcocite blanket from which |  | Rivas-Romero, Constanza, Reich, Martin, Barra, Fernando, Gregory, Daniel, Pichott, Sergio (2021) The Relation between Trace Element Composition of Cu-(Fe) Sulfides and Hydrothermal Alteration in a Porphyry Copper Deposit: Insights from the Chuquicamata Underground Mine, Chile. Minerals, 11 (7) 671 doi:10.3390/min11070671 | Journal (article/letter/editorial) | | Deposit: Insights from the Chuquicamata Underground Mine, Chile Constanza Rivas-Romero 1,2, *, Martin Reich...Deposit: Insights from the Chuquicamata Underground Mine, Chile. Minerals 2021, 11, 671. https://doi.org/...study, focused on the new Chuquicamata Underground mine, was to evaluate the trace element composition of...alteration; vectoring; Chuquicamata Underground mine; Chile 1. Introduction Porphyry copper deposits...Chuquicamata Underground mine, which officially started operations in 2019. This new mine development, which |  | | Journal (issue) | | .............................................. Wales & \.\lest 13 ......................... :................................ ........... South East, Wales & West 30 ........................................the membership secretary, co-ordinating the new, old and wayward members, the treasurer, accounting for...Lapidary Society - here again I was delighted to meet old friends and members. They told me that they find...President Obituaries Robert Bowers. It was with great sadness that we heard of the sudden death last Summer |  | | Journal (article/letter/editorial) | | to l 0 btm in size) and framboidal clusters of digenite, chalcocite and minor covellite, dispersed throughout...comparison with pyrite framboids is presented. Digenite usually dominates over chalcocite among dispersed...Metzler 1984 and Wedepohl 1980, modified) 263 digenite (Cul.sS) and chalcocite (Cu2S). Potter (1977)...Cua.32_ L4S (GoNe 1980)), anilite (Cul.75S), low digenite (CUl.768), djurleite (CUl.93_ 1.96S), low chalcocite...the pure Cu-S system might become stable, like digenite, which probably can be stabilized by small amounts |  | | Journal (article/letter/editorial) | | Grating Texiure .............................. Digenite, Chalcocite,Corellite, and Bornite .............fractures,sometimes divergingsufficiently from the old to projectoutwardfrom the-alreadyformed alterationenvelopesinto...mountedbecause of partialinsulationfrom freshrockin the old channel,would suddenlybe thrust into a coolerfresh...havingeithersimpleform,or morecommonly occurringin patternsof great complexity.Thesewere supplemented by joint planesand...copperstopesextendto the oxidizedzonein the Mt. Con mine and to the east,but westwardcopperore tops at the |  | | Journal (article/letter/editorial) | | anent the digenite from San Benito Co., Calif., sent us the following: "Dear Neal: Read with great interest...your latest column in ROCKS AND MINERALS. The digenite identification comes as a surprise. The presence...the Dallas Gem Mine material and chalcocite. The compositional differences between digenite and chalcocite...slight ranging from 0.5% to 4.0% less copper in digenite. The analytical work done in 1909 should have...this kind excels that of Mr. Cahn, and it is the great hope of those who knew and loved him that the collection |  | Mitchell, Andrew H. G., Myint, Win, Lynn, Kyi, Htay, Myint Thein, Oo, Maw, Zaw, Thein (2011) Geology of the High Sulfidation Copper Deposits, Monywa Mine, Myanmar. Resource Geology, 61 (1) 1-29 doi:10.1111/j.1751-3928.2010.00145.x | Journal (article/letter/editorial) | | Geology of the High Sulļ¬dation Copper Deposits, Monywa Mine, Myanmar Andrew H. G. Mitchell,1 Win Myint,2 Kyi...Myanmar and 2Myanmar Ivanhoe Copper Company Limited, Mine Site, Monywa, Myanmar Abstract The 50 km2 Monywa...breccias probably post-date andesite porphyries in the mine area and lack ore-grade copper. Host rocks to mineralization...mineralization is structurally-controlled with digenite-chalcocite in breccia dykes, in steeply dipping...200 m below the water table occurs as supergene digenite-chalcocite and minor covellite. Disseminated chalcocite |  | | Catalog/List | | Ā£3 lx2 Ā£6 2x2 Ā£10 34 ā ANDRADITE Benallt Mine, Lleyn Wales Pale beige fine grained mass with reddish...serpentine. Ix! Ā£5 lx2 Ā£10 38 BANALSITE Benallt Mine, Lleyn Wales Rich brown mass with approx 5 % Cymrite .minor...Ā£30 Ba Na Al SiO 22 BANNISTERITE Benallt Mine. Lleyn, Wales Dark brown veinlets throughtout calcite/...fairly sparse. IxĀ½ Ā£7 CuSe 73 ā BRAUNITE Praboma Mine, St Marcel ,Piedmont, Italy Dark grey massive with...Long wave Jxl Ā£4 442 ā ā CARYOPILITE Bemallt Mine, Lleyn Wales thin felty brown vens in Calcite Mn Mg OHSiO |  | VĆtkovĆ”, M., Ettler, V., Johan, Z., KÅĆbek, B., Å ebek, O., MihaljeviÄ, M. (2010) Primary and secondary phases in copper-cobalt smelting slags from the Copperbelt Province, Zambia. Mineralogical Magazine, 74 (4) 581-600 doi:10.1180/minmag.2010.074.4.581 | Journal (article/letter/editorial) | | metals in the slags studied were Cu sulphides (digenite, chalcocite, bornite, chalcopyrite), Co-Fe sulphides...Chambishi smelter is currently reprocessing the old Nkana dump slags in order to recover Co. The dumps...vitreous slags produced during the reprocessing of old Nkana slags in the Chambishi smelter. The GPS position...associated with CuS-bornite intergrowth with trace digenite and galena (Z13D, A2). Abbreviations: px clinopyroxene...clinopyroxene, gl glass, bn bornite, dg digenite, CoS cobalt sulphide, qz quartz, Bi metallic Bi, Fe-Co Fe-Co |
|
