 | | Book (edition) | | | VOLUME V II UK MINING VENTURES T HE M INER AL HER ITAGE SPE CI ALI STS K U UK MI CONTENTS CONTENTS...CONTENTS UK MINING VENTU z FOREWOR D BY IAN & DIANA BRUCE4-5 z WEARDALE, COUNTY DURHA M 6-17 z DI A...would happen one day? Let’s now turn to Northern England and the North Pennine Orefield. No matter where...museum is guaranteed to display Weardale Fluorite from County Durham. Most collectors fondly recall gazing...at clusters of emerald green, purple and yellow Fluorite crystals from mines such as Blackdene, Boltsburn |  | | Journal (article/letter/editorial) | | All photos by the author unless otherwise noted FLUORITE JESSE FISHER 380 Pennsylvania Avenue San Francisco...jef520@comcast.net From the North Pennines Orefield England Figure 1. The Groverake mine, located in upper... A scattering of numerous penetration-twinned fluorite crystals, with calcite on quartz matrix, 14 ×...1980s. Figure 3 (right). A penetration-twinned fluorite crystal, 2.5 cm on edge, showing well-developed...well-developed vicinal faces characteristic of fluorite from the Weardale region. The 8 × 6 × 4-cm specimen was recovered |  | | Journal (article/letter/editorial) | | Fluorite in Mississippi Valley–type Downloaded by ["Queen's University Libraries, Kingston"] at 08:16...(top left). Fluorite, Heights mine, North vein, near Eastgate, Weardale, County Durham, England. This transparent...transparent, dark green twinned fluorite crystal is perched on a triangular piece of ironstone matrix....(center left). Fluorite, Dow Scar level, Hilton mine, near Appleby, Scordale, Cumbria, England. This well-formed...well-formed twinned yellow fluorite crystal has a cluster of smaller fluorites at the base. The specimen |  | | Journal (article/letter/editorial) | | area of northern England, have yielded enormous amounts of both lead and, later, fluorite ores. Byproducts...activity were the many well-crystallized specimens of fluorite and other minerals that were found lining cavities...scientist for many years. He is currently a partner in UK Mining Ventures,which is operating a specimen-recoveryproject...specimen-recoveryproject at the Rogerley mine in Weardale, England. His most recent article for Rocks & Minerals was...was titled “The Rogerley Mine, Weardale, County Durham, England” and appeared in the January/February 2000 |  | | Catalog/List | | mineralogy, particularly in relation to northern England, the field in which Trevor carved a niche for himself... Lot 324 – Fluorite on quartz – Cambokeels Mine, Eastgate, Weardale. Lot 222 – Fluorite, chalcopyrite...chalcopyrite and siderite – Boltsburn Mine, Rookhope, Co. Durham. Collected in 1897. 5 Lot No. Approximate specimen...Southwest England 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 SS.A1 Wavellite - High Down Quarry, Haddon...Barstow. SW.B1 Apatite on orthoclase - Colcerrow Quarry, Cornwall. Barstow green stock label. SW.D10 Sphalerite |  | | Journal (article/letter/editorial) | | Beautzjhl green fluorite specimens from this classic locality m e once again on the collector market...important source of lead, fluorspar (commercial fluorite), and other metallic and nonmetallic ores for...well-crystallized specimens of fluorite that exhibit a strong daylight fluorescence unique to fluorite from this region...collector’s market as a byproduct of mining for lead and fluorite ores has largely ceased. Those specimens that...produced a limited but steady stream of high-quality fluorite specimens, most of which are an attractive emerald-green |  | | Report (edition) | | GEOLOGISTS' ASSOCIATION GUIDES The Durham Area Compiled by G. A. L. JOHNSON Introduction page ITINERARY...Coal Measures in the Banks of the River Wear at Durham 3 II. Ordovician, Carboniferous and Intrusive Rocks...Upper Weardalc 12 IV. The Permiao in North-East Durham 15 21 V. Jurassic Rocks of the North Cleveland...of East Durham VII. Supplement to llinernrics 11, Ill and V: Igneous Rocks 26 in the Durham Arca 30 References...obtaining permission to use tracks and to examine quarry and other sections rests 011 the user of the Guide |  | | Journal (article/letter/editorial) | | Linnaeus 1758 on the coast of Northumberland, England. J.Fish.Biol.33f(>), 951. (1990). The first occurrence...Tyne AN OCCURRENCE OF WITHERITE IN WEARDALE, CO. DURHAM NORTHERN PENNINES The widespread abundance of barium...distribution peripheral to central zones dominated by fluorite mineralization. This is most marked in the Alston...boundaries are sharp, with barium minerals and fluorite almost always mutually exclusive in their distribution...distribution. In this area, barium minerals and fluorite occur together in only a very small number of deposits |  | Bouch, Jon E., Naden, Jonathan, Shepherd, Thomas J., McKervey, John A., Young, Brian, Benham, Antony J., Sloane, Hilary J. (2006) Direct evidence of fluid mixing in the formation of stratabound Pb–Zn–Ba–F mineralisation in the Alston Block, North Pennine Orefield (England) Mineralium Deposita, 41 (8) 821-835 doi:10.1007/s00126-006-0093-3 | Journal (article/letter/editorial) | | mineralisation in the Alston Block, North Pennine Orefield (England) Jon E. Bouch & Jonathan Naden & Thomas J. Shepherd...produced approximately 4 Mt Pb, 0.3 Mt Zn, 2.1 Mt fluorite, 1.5 Mt barite, 1 Mt witherite, plus a substantial...Centre, Nicker Hill, Keyworth, NG12 5GG Nottingham, UK e-mail: jbouch@bgs.ac.uk T. J. Shepherd School of...Leeds, UK B. Young British Geological Survey, Murchison House, West Mains Road, EH9 3LA Edinburgh, UK H....Nottingham, UK Present address: B. Young Department of Earth Sciences, University of Durham, Science Laboratories |  | | Report (edition) | | .in the lead a.nd zinc veins of Derbyshire and Durham, and in smaller quantities elsewhere. It is commonly...association is with calc spar and barytes, though in Durham where much of the country rook is arenaceous,...being had to the more costly process of mining. In Durham the veins, which were left intact by the old miners...and, with Mr. Wray, an account of the mines in Durham. Mr. Pocock describes the occurrences in Derbyshire...Carruthers has had charge of the Northumberland, Durham and Yorkshire sections; l\ir. R. W. Pocock has |  | | Journal (article/letter/editorial) | | especial interest, namely those in the north of England and in Derbyshire. Barium minerals have been known...considered merely as waste products as was also the fluorite from neighbouring localities. I t has been thought...basic igneous rocks. The rocks of the north of England belong to the Carboniferous System, and into these...following the outcrop of the Whin Sill, while the fluorite localities are concentrated in the centre of the...accompanying map (fig. 1). Specimens showing both fluorite and barytcs in close association are exceptional |  | | Catalog/List | | SPECIMEN) 80x70 2 BISMUTHINITE XSTLS. PENLEE QUARRY, MOUSEHOLE, TWO XSTLS TO 3MM IN BISMUTHINITE/QUARTZMATRIX...ACC No. 826. MOLYBDENITE & NATIVE BISMUTH, PENLEE QUARRY, MOUSEHOLE. A 20 MM AREA OF MOLYBDENITE AND A 20...TOURMALINEMATRIX. 180x 130 QUARTZ CRYSTALS. GREYSTONES QUARRY, LEZANT. WHITEfTRANSPARENT PRISMATIC XSTLS. ENCRUSTING...PENDEEN. “A NICE DISPLAY SPECIMEN” 180x 150 FLUORITE, WHEAL MARY ANN, MENHENIOT, LISKEARD. A LARGE...MATRIX. 115x105x80 HIGH GALENA-QUARTZ. GREYSTONES QUARRY, LEZANT. A 40 MM WIDE VEIN SECTION. 160x160x40 |  | | Report (edition) | | the '1,Vholesale Agent to the Trade outside the County of London. 1917. Price 9d. Net. .. 11 PREF...abundance in the lead- and zinc-veins of Derbyshire and Durham, and in smaller qnal_lti ties elsewhere. It is...association is with ca l c spar and barytes, though i n Durham where much of the country-rock is arenaceous, the...being h.ad to the more costly process of mining. In Durham the veins, which were left intact by the old miners...and, with Mr. Wray, an account of the mines in Durham. l\,lr. Pocock describes the occurrences in Derbyshire |  | | Report (edition) | | is the \Vholesale Agent to the Trade outside the County of London. 1916. Price Ninepence. .. 11 PREFACE...abundance in the lead- and zinc-veins of Derbyshire and Durham, and in smaller quanti ties elsewhere. It is commonly...association is with calc spp.r and baryt.es, though in Durham where much of the country-rock is arenaceous, the...being had to the more costly process of mining. In Durham the veins, which were left intact by the old. miners...and, with i:t:T. Wray, an account of the �es in Durham. l\,fr. Pocock describes the occurrences in ;Derbyshire |  | Mori, H., Mori, N., Wallis, S., Westaway, R., Annen, C. (2017) The importance of heating duration for Raman CM thermometry: evidence from contact metamorphism around the Great Whin Sill intrusion, UK. Journal of Metamorphic Geology, 35 (2) 165-180 doi:10.1111/jmg.12225 | Journal (article/letter/editorial) | | Engineering, University of Glasgow, Glasgow G12 8QQ, UK 5 Department of Earth Sciences, University of Bristol...Memorial Building, Queens Road, Bristol BS8 1RJ, UK *Corresponding author: mori_hiroshi@shinshu-u.ac...around the 66 m thick Great Whin Sill in County Durham, England, shows that the time-scale of heating was...the Great Whin Sill (GWS) intrusion in northern England was analyzed. The GWS is a sheet-like body of dolerite...been emplaced (e.g. Smythe, 1930; Creaney, 1980; England et al., 1980; Green et al., 2012) provide important |  | | Journal (article/letter/editorial) | | - an integrated view. Geoscience in South-West England, 13, 248-254. Long associated with metallic ore...of other ores and industrial minerals such as fluorite and china clay. The potential of granites as sources...deposits was investigated rigorously in South-West England long ago. The zoned distribution of minerals around...a complex pegmatite (Figure 2). In South-West England, although there are similarities between the topaz...heyday of metallic mineral production in South-West England, the industrial minerals took precedence, especially |  | Dunham, K.C., Hemingway, J.E., Francis, E.A., Hopkins, W., Johnson, G.A.L., Larwood, G.P., Phillips, R., Smith, D.B. (1967) Field meeting at Durham. Proceedings of the Geologists' Association, 78 (2) 325-334 doi:10.1016/s0016-7878(67)80014-2 | Journal (article/letter/editorial) | | Field Meeting at Durham 2-9 July, 1965 Report by the Directors K. C. DUNHAM, J. E. HEMINGWAY, E. A. FRANCIS...evening, 2 July, at Grey College, University of Durham. The party was welcomed in the Department of Geology...Some members of the Association attended matins at Durham Cathedral and, after matins, Professor and Mrs...of the River Wear in Durham. The geology of the banks of the River Wear at Durham is described in the...below the Brass Thill seam. FIELD MEETING AT DURHAM 327 Monday, 5 July Directors: K. C. Dunham, |  | | Journal (issue) | | UK TS C 2 COVER:Superbtwinnedyellowfluoritecrystal 15 mm on edge from Hilton Mine, Scordale, Cumbria...T'wENTY YEARS IN MINERALS NORTHERN ENGLAND David Green • Peter Briscoe The UK ]011rnalof Mines at1d Minerals...THE SHAP GRANITE CUMBRIA DESIGN Julie Ballard QUARRY, Max Wirth • David Green 58 The views and opinions...Ratcliff & Roper (Print ) Ltd Worksop, Nous. S80 2EE UK Journal of Mines & Minerals No. 22 -t- Campylite...Campylite is one of the classic minerals of Northern England. This specimen from ~ry Gill Mine, once part of |  | | Catalog/List | | £20. 12) CHLOROXYPHITE and MENDIPITE. Merehead Quarry, Cranmore, Somerset. A n approx. 50x2Omm area of...£95. 18) FERBERITE after SCHEELITE. Hingston Down Quarry, Callington, Cornwall. Two jet black tetragonal...creamy powdery Mpororoite. 40x20x25mm. £45. 19) FLUORITE. Ladywash Mine, Eyam, Derbyshire. A nice clean...30mm on a thin fluorite matrix with a light purple tinge. 120x90x30mm. £75. 20) FLUORITE and GALENA. Matlock...Matlock, Derbyshire. Pale yellow cubic xls of fluorite to 8mm over an approx. 80x60mm area of matrix. |  | | Journal (issue) | | Fisher photo. Collector interview: Jolyon Ralph (UK) This time our inteview is again with a very famous...the creator of mindat.org – Jolyon Ralph from the UK. Jolyon is well known as a webmaster but not many...larger stone, and it had some ... Read on page 17 Fluorite with albite, microcline and stilbite, 6.5 cm wide...wide. Fisher/Kureczka collection. Rogerley Mine, UK – mining for fluorites J. Scovil photo. Tomasz...crystals can reach 1 m in length, and high quality fluorite crystals are known up to 20 cm! In April 2009 |  | | Report (issue) | | GEOLOGICAL SURVEY DIAGENETIC FLUORITE IN THE EASTGATE ZEOLITE DEPOSIT, CHURCHILL COUNTY, NEVADA By Richard A...standards. DIAGENETIC FLUORITE IN THE EASTGATE ZEOLITE DEPOSIT, CHURCHILL COUNTY, NEVADA By Richard A...Sheppard and Arthur J. Gude, 3d INTRODUCTION Fluorite has long been known to occur in sedimentary rocks...than Tertiary. Only in the last decade or so has fluorite been recognized in late Cenozoic lacustrine rocks...hydrothermal activity. Studer (1967) identified fluorite in zeolitic tuffs of a Pliocene lacustrine deposit |  | | Catalog/List | | hrdownie Quarry specimens. Also "Potato Stones" from the Hendips. 4. ANALCIME.Magheramorne Quarry,Larne...trapezohedral xtls to 3mm. t5 each. 5. ANALCIME.Croft Quarry,Croft,Leicestershire.7 specimens.Specimen A-white....tlO. 16. ARAGONITE/ROCK CRYSTAL. Greystones Quarry,Launceston,Cornwall. Large milky Quartz breccia...tl2. Attractive. 18. ARSENOPYRITE.Hingsten Down Quarry,Calstock,Cornwall. 2 specimens. Specimen A-matrix...SC,t.6. 19. ARSENOPYRITE(CHLORITOID), Penlee Quarry,Newlyn,Cornwall. Quartz fragment encrusted and |  | | Report (edition) | | abundance in the lead and zinc veins of Derbyshire and Durham, and in smaller quantities elsewhere. It is commonly...association is· with calc-spar and barytes, though in Durham where much of the country-rock is arenaceous, the...being had to the more costly process of mining. In Durham the veins, which were left intact by the old miners...Carruthers has had charge of the Northumberland, Durham and • Yorkshire sections; Mr. R. W. Pocock has...has revised the account of Derbyshire :fluorite deposits, and Mr. Henry Dewey has furnished notes on Cornwall |  | | Book | | Coverdesign by Mark Blackadder. Coverimages: (front) Fluorite [BM 1964, R 1524], seepage 152; (back) Calcite...publishers. Beamish, The North of England Open Air Museum,County Durham [Beamish]: pages 41, 46, 54, 59(x2)...Earth Sciences,University of Durham: page_26 C H. Emeleus,University of Durham: page 26 Friends of Killhope...Valley ................... The Northumberland and Durham Coalfield ............. The Northern Pennine Orefield...117 Barite .............................. 119 Fluorite ............................. 120 Hematite .. |  | | Catalog/List | | 25 26 27 28 92/089 Analcime with calcite. Croft Quarry, Croft, Leicestershire. Analcime pseudomorphs after...calcite crystals. 92/088 Calcite and analcime. Croft Quarry, Croft, Leicestershire. Calcite-analcime pseudomorphs...50mm lon_g. 92/095 Calcite and analcime. Croft Quarry, Croft, Leicestershire. Single crystal of laumontite...by calcite and analcime. 89/039 Calcite. Croft Quarry, Croft, Leicestershire. Large white calcite crystal...crystals on faces. 93/142 Calcite with analcime. Croft Quarry, Croft, Leicestershire. Two white calcite crystals |
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Eastgate Quarry, Eastgate, Stanhope, County Durham, England, UK