 | | Report (issue) | | and tin-bearing vein from Hemerdon deposit, Devon, UK. The tungsten is present in wolframite, the dark...FeWO4 Wolframite (Fe,Mn)WO4 76.5 7.1-7.5 Hübnerite MnWO4 76.6 7.2-7.3 Scheelite CaWO4 80.6...ferberite (FeWO4), and manganous tungstate or hübnerite (MnWO4). In practice, the name wolframite is often...20-80 per cent range between the ferberite and hübnerite end-member compositions. Some basic properties...the Czech Republic through France and south-west England and into Spain and Portugal also has some important |  | | Journal (volume) | | relationships Rick Turner and Michael S. Rumsey 3-46 Hübnerite in Alpine-type fissure veinlets in the Cambrian...Trevor F. Bridges 61-65 A report on Westernhope Old Mine, Weardale, Co. Durham Trevor F. Bridges Journal...from around 40 to over 110, including the ‘first UK occurrences’ of a number of minerals, such as fornacite...Långban in Sweden, the Kombat Mine in Namibia, and the Mammoth St. Anthony Mine in Tiger, Arizona. • Production...Track, Allington, Salisbury, Wiltshire SP 4 0DD, UK Michael S. RUMSEY Mineralogy Department, Natural |  | | Book | | Minerals of the English Lake District Caldbeck Fells Cumbria. Caldbeck. Mineral deposts 1. Title 11. Stanley...largely of debris washed down fromthe Roughton Gill mine dumps under Iron Crag C O N T E N INTRODUCTION...Caldbeck and the Caldbeck Fells Are worth all England else (Hutchinson. 1794) is supposed to have originated...Lancashire to form the new administrative county of Cumbria, It is an area of high ground, once described as...distance from Carrock nd to Red Gil is at out 6km (3.7 miles) Potts Gill barytes Mine High Pike introduction |  | | Journal (volume) | | minor hematite on cream dolomite. Florence Mine, Egremont, Cumbria. David Green photograph. BACK COVER: Paracelsian...Geology and mineralisation at Florence Mine, Egremont, Cumbria Brian Young 3-18 A geochemical study...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...Tandy 62-72 NOTES Chalcoalumite from southwest England Richard S.W. Braithwaite and Michael G.H. Merry |  | | Journal (article/letter/editorial) | | (EMPA) of cassiterite, 13 of ferberite, 20 of hübnerite, 10 of ixiolite, 45 of Nb–Ta-rich rutile, and...dissolved and recrystallized later as wolframite II (hübnerite) (Fig. 4d). The average ferberite composition...apical parts of the Jálama granitic cupola (Bon mine, Fig. 1). As mentioned above, only wolframite I...in a sample of the quartz veins (Salmantina Group mine), shows a hübneritic composition despite belonging...mineralization event. The mean formula of this hübnerite I is (Fe0.41Mn0.58)Σ1WO4, whereby Nb substitutes |  | | Journal (article/letter/editorial) | | world, including the Hercynian systems (southwest England, central Europe, the Massif Central, the Iberian...and veins) wolframite but can predate it (e.g., Carrock Fell) and in some deposits, occurs both before...Hercynian Caledonian Borralha Brioude-Massiac Carrock Fell Western Pacific Arabian Caledonian Baid...wolframite/scheelite ratio decreases with increasing depth in the mine (Shelton et al., 1986). Because the veins are often...ranges from end-member ferberite to end-member hübnerite. Although compositions do vary throughout the |  | | Journal (article/letter/editorial) | | solid-solution of two end members: ferberite (FeWO4) and hübnerite (MnWO4). They occur in a wide variety of magmatic-hydrothermal...m CE below the present surface of the Piaotang mine, and include two-mica granites, biotite granites...wolframite grains are Mn-dominated close to the hübnerite endmember, with Fe/(Fe+Mn) values of 0.22–0.41...Beddoe-Stephens, B., Fortey, N.J., 1981. Columbite from the Carrock Fell tungsten deposit. AC Mineralogical Magazine...variation in wolframites from the Barroca Grande mine, PT Portugal: evidence for fault-controlled ore |  | | Book (volume) | | Press pic, Headington Hill Hall, Oxford O X 3 OBW, England Pergamon Press Inc., 395 Saw Mill River Road, ...explain the ideas of those who have worked on it (and mine, where they differ from those readily available...discussions about six of the major lead-zinc deposits of England with the four Mississippi-Valley type deposits...are located in the following countries: Ireland England Scotland 3 7 1 Wales Norway Sweden 1 7 17 Finland...country, so he swore allegience to King Henry II of England who had landed with an army at Waterford in October |  | | Book | | abundant in arsenopyriterich samples from Wongabah Mine, characteristically forming aggregates of fibrous...(1986) of a fresh euhedral crystal from the Kaneuchi Mine, Kyoto Prefecture, shows only slight compositional...paragenesis. Microscopic observations (from the Faraday Mine) show the structural interrelationship between uraninite...action) of the framboidal pyrite, Ostwald and England (1977) showed that pyrite framboids and their recrystallizations...cases. Huttl (1963) reports that "the Getchell Au mine, Potosi mining district, Humboldt Country, Nevada |  | | Conference Proceedings (Volume) | | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...ore body structural complexities: KDC East Gold Mine, South Africa . . ...............................Pålsson Tracking ore mineral characteristics from mine to concentrate: the fate of electrum at the Cavanacaw...distribution in sulphides of the epithermal Co-O mine, Mindanao, Philippines ..........................Hagemann & Leonid Danyushevsky Ingodite from the Jakub Mine, Kasejovice, Czech Republic Jan Soumar & Jiřà Sejkora |  | | Book | | patterns of lanthanite(Ce) from the Britannia Mine, Wales, UK (Bevins et al. 1985) and oflanthanite-(N d)...Brazil (a) and lanthanide-(Ce) frorn Britannia Mine, UK (b) 16 F. Cesbron 6 REE Minerals and Related...Wo1framite Series Members ofthe ferberite FeW0 4 -hübnerite MnW0 4 series are well-known carriers of Nb and...Beddoe-Stephens B, Fortey NJ (1981) Columbite from the Carrock Felltungsten deposit. Min Mag 44:217-223 Bjorlykke...stibiocolumbite-tantalite and other minerals from the Little Three Mine, Ramona, California, 4th Biennial MSA. FM Symp, |
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