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| 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 |
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| 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 |
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| is undoubtedly the finest yellow-amber-colored fluorite to come from the entire region. During this period...area forming the topographic crest of northern England. The western margin of this region of the North...meters). Scordale is located in the traditional county of Westmorland, which was combined in the early...portion of Lancashire to the west to form the modern county of Cumbria. The region around Scordale is sparsely...the Alston Block to the north, in the counties of Durham, Cumbria, and Northumberland, and the Askrigg Block |
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| Giant A Large Fluorite Specimen Recovered from the Rogerley Mine, Weardale Northern England, July 2012 12... Figure 1 (spread). The first portion of the fluorite specimen exposed in the pocket, 12 July. Jesse...the Weardale region of County Durham, England. Weardale itself is the fluorite-rich center of the North...which has supported mining for lead, iron, zinc, fluorite, and other mineral commodities during the past...operating as UK Mining Ventures (UKMV), we have continued to work the mine for fluorite specimens on |
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| 2016 Collector’s Note The Rogerley Mine Durham, England Fall 2007 Update JESSE FISHER • PO Box 77774...American collectors and mineral dealers operating as UK Mining Ventures assumed the tenancy at the Rogerley...mine in the famous Weardale region of Northern England (for details, see Fisher 2004). The mine was originally...a lifelong mineral collector and is a partner in UK Mining Ventures, operators of the Rogerley mine....miner Byron Weege prepares to dismember a large fluorite-coated rock with the diamond chainsaw. on a series |
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| 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 |
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| Properties ot Fluorite from the North Pennines tngland Downloaded by [University of Colorado at Boulder...a wealth of minerals through the years, it is fluorite that has made the region famous with collectors...many of the mines. The habit of North Pennines fluorite is almost always cubic, and crystals under approximately...is the Boltsburn mine, which produced twinned fluorite crystals of good clarity in excess of 10 cm on...developed, particularly when compared to that seen in fluorite recovered from the well-known southern Illinois |
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| 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 |
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| Faceted Fluorite W MARK MAUTHNER Postfach 0035 8010 Graz Austria mmauthner@gmail.com Figure 1. Fluorite...courtesy Heritage Auctions (www.ha.com). Figure 2. Fluorite, 221-carat trillion, Pakistan. Mark Mauthner photo...Heritage Auctions (www.ha.com). X Figure 3. Fluorite, 62.69 carats, Illinois. Mark Mauthner photo,...com). Figure 4. Fluorite, 237 carats, William Wise mine, Westmoreland, Cheshire County, New Hampshire...a display cabinet. Another appealing aspect of fluorite is that it typically occurs as translucent to |
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| summer of 1999 a group of Americans operating as UK Mining Ventures leased and worked the Rogerley mine...Weardale mining district of northern England, for specimens of green fluorite (see Fisher and Greenbank 2000)...would, theoretically, intersect the metasomatic. fluorite-containing flats near the rear of last year’s...named the Independence Day pocket by the crew. The fluorite-containing flats were intersected about 20 feet...appears even more developed in this area, and fluorite-containing cavities were often encountered at |
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| in and around the Weardale region of Northern England for centuries. These mines have also been the source...source of many superb specimens of fluorite and other minerals—known by local miners as “Bonnie Bits”—that...has a master’s degree in geology, is a partner in UK Mining Ventures, which is operating a specimenrecovery...in Weardale, England. His most recent article for Rocks & Minerals was titled “Fluorite from the Northern...Northern Pennines Orefield, England” and appeared in the November/December 2004 issue. Figure 1. A cluster |
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| GEOLOGICAL SURVEY Regional geochemistry of north-east England Keyworth, Nottingham 1996 This volume has been...Keyworth (addresses on this page). South-Gasl England � GEOCHEMICAL ATLASES In the first seven volumes...Southern Scotland 1993 (0 85272 229 X) 11 North-east England 1996 (0 85272 255 9) Photograph credits iv, Ll766...copper in stream sediment and soil in north-east England Maps in this volume use topography based on Ordnance...north-east England. (Keyworth, Nottingham: British Geological Survey.) Printed and bound in England for the |
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| Minerals in the Permian and Trias of North-East England' by A. FOWLER Received 1 June 1954 CONTENTS page...of barite, fluorite, galena and other minerals in the Permian and Trias of North-East England. The relationship...of barite, fluorite and other minerals in the lowest beds of the Permian of South Durham (Fowler, 1943...discovery of a mineralised zone in one of the South Durham dolomite quarries. This additional information...shows the outcrop of the Magnesian Limestone of Durham and the position of the bores and quarries in which |
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| collected Rogerley mine fluorite specimens from England. DeDora’s portrait of a fluorite specimen in colored...first exhibit of his art was at Tucson, and the fluorite picture was his “first real effort at mineral...& MINERALS Figure 1. Fluorite on quartz, Rocket claim, Lake George, Park County, Colorado; oil glaze...2014 Figure 3. Fluorite and galena, Rogerley mine, Weardale, County Durham, England; colored pencil...x 7”. Figure 4. Fluorite and galena, Rogerley mine, Weardale, County Durham, England; colored pencil |
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| fabulous group of highly lustrous getniny bicoloured fluorite crystals to 5cm in length showing the characteristic...The Old Linhay, Halberfoh Road. Wil land, Devon, England, EX 15 2QF TEL 01884 821563 Email Ian@crystalclassics...Caldbeck Fells, Cumbria. Photo: David Green. The UK Journal of Mines and Minerals publishes articles...------------------------- Classified Advertisments UK Journal of Mines &• Minerals No. 23 - 1 - Editorial...discoveries in Scotland, Ireland JL and the north of England, we have amassed a backlog of articles of more |
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| in the Pennines of northern England, particularly in Derbyshire and Durham. The deposits are associated...flotation. Derbyshire is the principal producing county, much of the present production coming from workings...found, particularly in northern Derbyshire and west Durham, beneath geologically younger formations and also...Steel Corporation, both of which have mines in Durham. Laporte Industries is the largest producer and...occurring mineral substance consisting essentially of fluorite (calcium fluoride, CaF2) together with variable |
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| | 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 |
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| Tucson Convention Center 14–17 February. FLUORITE SHOWCASED: Fluorite, with its rainbow of colors, is this...featured mineral at the Main Show, and, as such, fluorite exhibits from museums, dealers, groups, and private...private collectors will abound. Further, fluorite will be pictured on the traditional show poster, will...Mineralogy, and the Tucson Gem and Mineral Society. Fluorite is also the subject of the articles in this issue...first-person account of the nowfamous immense fluorite specimen found this past summer that was just |
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| Volume 8: Marine Permian of England Chapter 3: North-east England (Durham Province) Site: RAISBY QUARRIES...amongst the largest man-made excavations in northern England. The formation mainly comprises well-bedded sparingly...sites in the northern part of the Durham Province of north-east England (diagrammatic). Some sites in the...the southern part of the Durham Province cannot be accommodated on this line of section and have been...Volume 8: Marine Permian of England Chapter 3: North-east England (Durham Province) Site: RAISBY QUARRIES |
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| ADDITIONAL MINERALOGY OF THE KOSS QUARRY, MARATHON COUNTY, WISCONSIN. I: W.Buchholz,' A. U. FalsteCz and...dimension. Light rare-earth-element (LREE)-enriched fluorite with elevated Y-content is exceedingly abundant...locality information down to the Kommun (equivalent to county) level, and map and literature references-an inspiration...AND FLUORESCENCE IN FLUORITE FROM THE ROGERLEY MINE, WEARDALE, COUNTY DURHAM, ENGLAND. A. U. Falster,' J... Weardale, County Durham, England, has once again produced a wealth of excellent fluorite specimens. |
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| ................................................ UK Mining Snippets ...................................this issue you will find – among other things: - UK Mining Snippets – a collection of news items about...actual or proposed commercial activities across the UK. Some of these are positive and show projects proceeding...surprised at the level of interest and activity in UK mining. I should point out that these are just plums...informative and generally mind broadening event in Durham in April. I love them and go whenever I can, but |
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| 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 .. |
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| Magnesian Limestone at Raisby, Cox hoe, County Durham , England 75 B. YounR Wavellite and variscite on...with schulenbergite from Cornwall and Cumbria, England D.J. Green. J Betterton, R. Bell and T /lieall...Millerite and associated minerals from Brixham, Devon, England R.S W Braithwaite and JI. Wilson 87 Rosiaite... 88 \latrolite from Calton Hill. Derbyshire, England 89 A. Dyer, 0..\1. Wilson and B. Young Milarite...Milarite from Shap granite quarry, Cumbria, England, with a discussion of milarite occurrences in Cornwall |
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| 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 |
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| COVER: Bob King admiring a fine North Pennine fluorite at the British Mineral and Gem Show in Leicester...Bridges 6-12 Unusual fluorite from Old Towns Quarry, Newton Aycliffe, Co. Durham Trevor F. Bridges and...was born on the 18th March 1923 in Leicester, England. He attended the City Boys School, Leicester, and...article on “The Boltsburn mine, Weardale, County Durham, England” won the award for “best article of the...series began in 1985 with “Minerals Explained 1: Fluorite” and concluded with “Minerals Explained 50: “Olivine |
Diana Maria Mine, Rogerley Quarry, Stanhope, County Durham, England, UK