 | | Journal (article/letter/editorial) | | 1900003 UNUSUAL MINERAL DIVERSITY IN A HYDROTHERMAL VEIN-TYPE DEPOSIT: THE CLARA MINE, SW GERMANY, AS A TYPE...8, 70176 Stuttgart, Germany ABSTRACT The Clara baryte-fluorite-(Ag-Cu) mine exploits a polyphase, mainly...Jurassic to Cretaceous, hydrothermal unconformity vein-type deposit in the Schwarzwald, SW Germany. It...fluorite-sellaite with secondary Sr- and Mg-bearing phases; baryte-tennantite/tetrahedrite ss-chalcopyrite with secondary...secondary Cu arsenates, carbonates, and sulfates; baryte-tennantite/tetrahedrite ss-polybasite/pearceite-chalcopyrite |  | | Journal (article/letter/editorial) | | 'Near Little Struy, a lead mine, situate in a thick vein of heavy spar, traversing gneiss, was some years... the other or older shaft on the incline of the vein to 14 fathoms. Besides the adit, a level from the...total length of the workings is only 20 fathoms. The vein here cannot actually be seen, but has an approximately...from the vertical. The vein-fiUing consists largely of pink and white baryte and quartz with embedded...Cannick road, 1~ miles south of Struy village. The vein here traverses muscovite-biotite-schist and is intimately |  | | Journal (volume) | | Cumbria Trevor F. Bridges 61-64 NOTE Acicular baryte in the Cavanacaw Gold Mine, County Tyrone, Northern...volborthite from Newhurst Quarry, Leicestershire, and on baryte with unusual acicular and ring-shaped morphologies...(Woodcock, 1993). A substantial galenatennantite-baryte vein was exposed in the Dolyhir Limestone in the mid-1990s...calcite-tennantite veins surrounding the main sulphide vein. It occurs as rich drusy encrustations of apple...azurite from a small partly oxidised tennantite vein in the Dolyhir Limestone, Dolyhir Quarry, Old Radnor |  | | Journal (article/letter/editorial) | | and genesis of the t anak i (Ulukisla-Nigde) baryte vein deposits, Central Turkey H. Kurt Department...the north of Bolkardag Unit, Central Turkey. The baryte mineralization occurs within Elmali vulcanite member...cut by hypabyssal rocks of different phases. The baryte mineralizations occur nearly 2km southeast-east...southeast-east and 3km southwest of ~anakgi village. The baryte mineralization in SW of ~anakgi village has nearly...veins of baryte, nearly parallel to the main ore, are also present in the surrounding areas. Baryte veins |  | | Journal (issue) | | Max D. Freier Peter J.Briscoe -------35 ------- VEIN MINERALS OF MANNOCH HILL J. Gordon Todd· Michael}...1insand masses (exceptionally to 10mm) scattered in vein quartz. Crystals to 0.5mm, displaying poorly developed...429]. The occurrence is in a scope on First Sun Vein, about 10-20 metres south of its intersection with...with Hetheringtons Crosscut. At this point the vein walls are encrusted with well-crystallised gypsum...with bayldonite 0 ,,, quartz vein with cavities containing cerussite, finance. malachite. mimetite-pyromorphice |  | | Journal (volume) | | calcite concretions from quarries around Sunderland, baryte from localities around Ferryhill and rose quartz...be immobilised in less soluble minerals such as baryte and celestine where brine streams interact. They...epigenetic deposits emplaced within these rocks, e.g. baryte, fluorite and sulphides. Accordingly, as several...Measures which is here veined and partly replaced by baryte together with calcite and pyrite, though this mineralisation...scale pink and orange baryte. Smythe (1922) recorded a 0.6 m wide ‘band’ of baryte ‘‘dipping gently N with |  | | Journal (volume) | | Andrew G. Tindle and Craig D. Williams 68-72 Baryte replacement by barium carbonate minerals Trevor...series of zeolite minerals. Witherite replacement of baryte has been recognised for a long time in the Northern...orefield. Trevor Bridges and David Green document baryte replacement by barium carbonate minerals and calcite...fluorite and also for excellent specimens of tabular baryte, which occurred in veins and metasomatic replacement...mine. East-west trending baryte-quartz-carbonate veins were worked for baryte in the mid-20 th century |  | | Journal (issue) | | Hubbard and B. Young 115 Witherite from Scaleburn vein , Nenthead, Cumbria, England R . Bunting 118 Vivianite...trench driven across the outcrop of a lead-bearing vein, I collected a good specimen of pyromorphite in...green crystals emplanted on dull white massive baryte . On our third day we visited Hilton mine in the...obtained a good translucent tabular crystal of baryte. On our last day we visited Stamp Hill mine, a...excellent specimens of colourless to white crystalline baryte from the old Cow Green mine in Teesdale. In exchange |  | | Journal (volume) | | Caldbeck Fells, Cumbria: Part 2 The Roughton Gill South Vein on Balliway Rigg David Green, Trevor Bridges, Michael...David Green, Michael Rumsey & Mike Leppington 29 Baryte formation in supergene environments in the Caldbeck...collecting further material, from the screes and in situ vein structures, which may otherwise be lost to future...Trevor Bridges and David Green provide evidence for baryte formation in supergene enviromnents and discuss...CALDBECK FELLS, CUMBRIA: PART 2 THE ROUGHTON GILL SOUTH VEIN ON BALLIWAY RIGG David I. GREEN Manchester Museum |  | | Journal (article/letter/editorial) | | mine was an abundance of fine, wellcrystallized baryte, galena, sphalerite, and quartz variety amethyst...2005). Figure 1 (above): Beau�ful, rich vein slice – silver, baryte, and acanthite (a�er argen�te). From...Colorado. Hypogene silver, rimmed on both sides by baryte and basemetal/silver sulfides. Ore from this stope... Figure 5 (le�): Fine specimen of large, platy baryte crystals. Bulldog Mountain Mine, Creede Mining...Strand veins, part of the Bulldog Mountain Fault and Vein system. See Figures 12 and 15. The Bulldog Mountain | | | Journal (article/letter/editorial) | | mine was an abundance of fine, wellcrystallized baryte, galena, sphalerite, and quartz variety amethyst...2005). Figure 1 (above): Beau�ful, rich vein slice – silver, baryte, and acanthite (a�er argen�te). From...Colorado. Hypogene silver, rimmed on both sides by baryte and basemetal/silver sulfides. Ore from this stope... Figure 5 (le�): Fine specimen of large, platy baryte crystals. Bulldog Mountain Mine, Creede Mining...Strand veins, part of the Bulldog Mountain Fault and Vein system. See Figures 12 and 15. The Bulldog Mountain |  | | Journal (article/letter/editorial) | | mine was an abundance of fine, wellcrystallized baryte, galena, sphalerite, and quartz variety amethyst...2005). Figure 1 (above): Beau�ful, rich vein slice – silver, baryte, and acanthite (a�er argen�te). From...Colorado. Hypogene silver, rimmed on both sides by baryte and basemetal/silver sulfides. Ore from this stope... Figure 5 (le�): Fine specimen of large, platy baryte crystals. Bulldog Mountain Mine, Creede Mining...Strand veins, part of the Bulldog Mountain Fault and Vein system. See Figures 12 and 15. The Bulldog Mountain | | | Journal (article/letter/editorial) | | mine was an abundance of fine, wellcrystallized baryte, galena, sphalerite, and quartz variety amethyst...2005). Figure 1 (above): Beau�ful, rich vein slice – silver, baryte, and acanthite (a�er argen�te). From...Colorado. Hypogene silver, rimmed on both sides by baryte and basemetal/silver sulfides. Ore from this stope... Figure 5 (le�): Fine specimen of large, platy baryte crystals. Bulldog Mountain Mine, Creede Mining...Strand veins, part of the Bulldog Mountain Fault and Vein system. See Figures 12 and 15. The Bulldog Mountain |  | | Journal (issue) | | presence of greenockite was noted in one prehnite vein in the terminal face, and the greenockite-rich band...Saince-Marie-aux-Mines, Alsace. Information: Michael Schwab, 21 Rue de Balderscheim, F-68100 Illzach (Telephone and Fax:...also yields specimens of calcite, chalcopyrite, baryte, gypsum, quartz, and fossil plant remains. GEOLOGY...quartz/calcite veins in the dolerite sill. BARY E BaS04 T Baryte occurs rarely as small cockscomb groups up to 20mm...bisphenoidal crystals to 4mm were found in a quartz/calcite vein. GYPSUM CaS04.2H20 Colourless to orange gypsum |  | | Journal (issue) | | adamite, green globules up to 0.5 mm across on baryte. Nether Row Brow, Caldbeck Fells, Cumbria, England...silica sponge spicules in the chalk! In a similar vein, a recent issue of a highly respected international...found in rocks and gives scant attention to ore and vein minerals. For a more rounded approach one could...commercial instrument was manufactured by Cameca in France in 1958. During the 1960s several companies produced... C.T. (1992). REE-bearing minerals in a Ti-rich vein from the Adamello contact aureole (Italy). Contributions |  | | Book | | Basement Conglomerate is a reddish mudstone or sandstone de— posited unconformably on the earlier strata. West...'metamorphism and sub— stitution', authors both before (e.g. De la Beche, 1839; veins is quartz: and carbonates...not considered in the following discussion of the vein deposits. Although many of the early deseriptions...MiNE: exposure of the Harding vein in the r0o! of the No. 1 level; he vein being approximately 1.5 m wide...well developed, particularnear the boundary of the vein with the greisen wall—rocks and are commoniy associated |  | | Journal (volume) | | including quartz, calcite, aragonite, dolomite, baryte and fluorite, typically found in cavities or vugs...mutually interfering, tabular crystals of white baryte up to 2 cm across were commonly seen dispersed...alteration ‘halo’ on the west side of the orebody. Baryte here appeared to be concentrated locally beneath...prominent mudstone bed within the limestone. Narrow baryte-lined veins, up to a few centimetres wide, were...perhaps dolomitised, limestone with conspicuous baryte crystals and calcite- Figure 12. Dark brown altered |  | | Book (volume) | | Emberger and the following national chapters: France and Luxembourg by J. Bouladon Spain by F. Vazquez...concept arose from the work on the Carte mitalloginique de l' Europe 1:2500 000. This map, which has created...Romania and Yugoslavia; and Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an...silver Deposits in basement. Deposits in the Lias Baryte Fluorite Copper • Molybdenum Mercury . • Uranium...zinc and silver cevennes Rouergue Auvergne Vosges. Fluorite . Baryte Uranium. • • Molybdenum • • Diatomite |  | Cooper, D. C., Cameron, D. G., Young, B., Cornwell, J. D., Bland, D. J. (1991) Mineral exploration in the Cockermouth area, Cumbria. Part 1: regional surveys. Mineral Reconnaissance Programme Report 118. British Geological Survey | Report (issue) | | of Irish and Pennine-style mineralisation with baryte mineralisation in the Cockermouth area Contaminants...of the area discovered many new occurrences of baryte mineralisation, which is particularly common in...usually comprises epigenetic fracture fillings of baryte, often accompanied by brown carbonate and minor...chalcopyrite or malachite. Locally in the Tallentire area baryte also occurs in disseminated and veinlet form within...The data confirmed the widespread occurrence of baryte and suggested that hitherto undetected mineralisation |  | | Journal (issue) | | were collected from a Varlamoffite bearing quartz vein exposed in the side of a 10-foot deep winze in the...Wheat Bunny section of the pit. When dug into, the vein contained considerable Varlomofite and snowy white...embedded in pale Turquoise, on massive snow white Topaz vein material. Also associated are microscopic Topaz...collected some time ago from the Boundary Cross Vein in Rampgill Mine, Nenthead have recently attracted...in association with barytocalcite, calcite and baryte, some specimens in close association with , well |  | | Journal (issue) | | reworking. Galena, cerussite, hemimorphite, fluorite, baryte and secondary baryte have been recorded...member who had arranged to show slides of Scaleburn Vein, Rampgill Mine, Nenthead, did not arrive. John Cooper...intending to show only the five minutes in the Scaleburn Vein, but ended up showing the whole video. 12th November...calcite and some baryte with traces of galena were found to be fairly abundant. Much of the vein material was...friable with good specimens few and far between. One vein was found to be dominated by gossany iron oxides |  | | Book | | Without Dick 113 1984 - Foreign Forays - Belgium, France, and Morocco 127 1985 - Bedford United Mine ...aircraft fitter/engineer was relocated to work in the De Havilland Aircraft Company in Lancashire. My family...open pit working, we settled on a strong quartz vein showing traces of wolfram in the centre of the open...mm lining the cavities. We were both working the vein from left to right and as we were close to the surface...top gate. We went into the open cut, to the quartz vein which I had worked a year ago with my collecting |  | | Journal (issue) | | for both weeks. sea slaters and a beautiful wide vein of dark green epidote crystals at the back of the...wind. Body and head buried deep in a near vertical vein excavation. Well that's one way to keep dry ......everything on', large well formed galena crystals with cerussite, anglesite and possibly linarite. Nigel Johnson...crystals of galena, chalcopyrite and needles of cerussite. Greystones Quarry is famous for its acicular...hammers hitting chisels. Some worked on a cuprite vein, which produced some nice native copper, others |  | | Journal (issue) | | small sprays of malachite, and cerussite. Unfortunately, fine cerussite crystals covering rhodochrosite...Even the rather unspectacular pyromorphite and cerussite cliff face had gone and along with it, the top...rarity for Croft was found at three locations. Baryte as pure white to pinkish rosettes to 5mm across...chalcopyrite and tetrahedrite also came out of hiding. Baryte seemed to generate a couple of pseudophilosophical...The first discussion started along the lines 'The baryte only seems to grow on the top surface of the vug |  | | Journal (issue) | | cryptomelane and pyrolusite impregnated quartz vein ,or veins, close to the head of Burdell Gill. Smaller...of the eastern most tributary of the gill and a vein outcrop a little way below it. There is a strong...minute and glassy. In addition to the manganiferous vein mineralisation there are present in the gill abundant...grab sample from a N-S trending quartz manganese vein from the head of Burdell Gill contains 1200 ppm...Slate group at Burdell Gill and adjacent area Vein Types '* Iron manganese +/-arsenic 1km Pb Lead |
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Baryte vein, Vitrac, Riom, Puy-de-Dôme, Auvergne-Rhône-Alpes, France