 | | Book | | Voncken Geology of Coal Deposits of South Limburg, The Netherlands Including Adjacent German and Belgian...Voncken Geology of Coal Deposits of South Limburg, The Netherlands Including Adjacent German and Belgian...Geosciences Delft University of Technology Delft, The Netherlands ISSN 2191-5369 ISSN 2191-5377 (electronic) SpringerBriefs...ïŹrer/blaster in the Dutch coal mine Oranje Nassau Mine II. This mine was located in the village of Schaesberg...1965 to end all coal mining activities in South Limburg. When ïŹrst pondering writing a book about the coal |  | | Journal (article/letter/editorial) | | Burundi). Lenticular stratiform bodies of magnetite (k pyrite) and specular haematite (for example KarnendUganda...muscovite, kaolinite; - Quartz veins with Sn and W (pyrite, siderite, Bi, Au, U), and - Limonitic silicification...tourmaline, rutileiilmeno-rutile, arsenopyrite, pyrite, chalcopyrite, galena and traces of gold have been...phase producing S-N striking secondary folds. The mine cumulative production is about 2000 metric tons...cassiterite, kaolinite, minute needles of tourmaline, and pyrite have been found. Late impregnations and coatings |  | | Report (issue) | | or concentrated in Antarctica. The technology to mine on land in polar areas exists (Potter, 1969; Hall..."copper minerals." Disseminated pyrite and small concentrations of pyrite, magnetite, molybdenite, hematite...containing metallic minerals and isotopic ages. Pyrite deposits, quartz replacement bodies, and hydrothermally...of the island. Quartz veins containing abundant pyrite and subordinate secondary hematite and limonite...rocks from Barton Peninsula. Chemical analyses of pyrite from King George Island (Littlefair, 1978) reveal |  | | Journal (article/letter/editorial) | | associated with specific lithostratigraphic units. Pyrite, pyrrhotite, chalcopyrite, galena, sphalerite,...with the discovery and development of the Omai gold mine in Guyana that the Guiana Shield may be endowed...straight lineament of the highly mineralized Winterâs mine, Omai, Eagle Mountain, Honey Camp, Eldorado, Issano...diorite; ) 2120 Maâ Wenot 2002 Ma native gold, pyrite, galena, chalcopyrite, pyrrhotite, sphalerite,...similar to Omai no data 2146 Ma 2110 Ma no data pyrite, magnetite, molybdenite, chalcopyrite, scheelite |  | | Journal (issue) | | Zwaan Naturalis Biodiversity Center, Leiden, The Netherlands COVERED BY THE FOLLOWING ABSTRACTING AND INDEXING...as Beads for Necklaces Although the Benitoite Gem mine in California, USA, has been closed since 2005 (Laurs...was obtained decades ago from the Benitoite Gem mine in California, USA. Photo by Orasa Weldon. new...Reprint Collection. Elsevier, Amsterdam, The Netherlands, 29â34. Dr Tom Stephan (t.stephan@dgemg.com)...previously ended several hundred metres from the mine, was extended to the mining site itself. This enabled |  | | Journal (article/letter/editorial) | | been partially preserved by an early generation of pyrite, which is then overprinted by basemetal sulfides...generation of pyrite and preferentially replaced by later galena. Gn = galena, Py = pyrite, Sp = sphalerite... West Germany, Technische UniversitĂ€t Carolo-Wilhelmina, 152 p. Large, R.R., and McGoldrick, P.J., 1998 |  | | Journal (article/letter/editorial) | | upwardandlaterally into laminatedore (sphalerite-galena-pyrite-barite-chert). The footwall units host an area...is often replaced by an intimate intergrowth of pyrite, marcasite, and siderite. Minor sphalerite,galena...chaotic mixture of galena,sphalerite,pyrrhotite,pyrite, andankerite, with minor chalcopyriteand arsenopyrite...laminatedore containssphalerite,galena,barite, pyrite, quartz, and ankerite. Monomin/âąraliclaminaeare...color and Fe rich (Ansdell, 1985). Most of the pyrite in the laminatedore wasoriginallyprecipitated 1981; |  | | Report (issue) | | statement : Peabody Coal Company's Big Sky Area B Mine, Rosebud County, Montana. [Helena, Mont.] : Montana...Africa, Transkei, 8-11 April, 1988. Rotterdam, Netherlands ; Brookfield, VT : A.A. Balkema, 1988. 503(780)...International Cartographic Association. Enschede, The Netherlands : International Cartographic Association, [1988]...Braunschweig : Technische Universitat Carolo-Wilhelmina, 1986. G(530) B738 v.5 LIMNOLOGY--NORTH DAKOTA...Charlemont-Heath area (with special reference to pyrite and copper deposits). Concord, N.H. : State Planning |  | | Journal (issue) | | the more certain to be shattered and spoiled . The mine , if it can be called such , being on a steep side...gangue , is very handsome , and rhodocrosite with pyrite and quartz , a mixed mass of malachite and azurite...posing scenes â the Davil's Gate and Slide ; the Wilhelmina Pass ; the turbulent Weber River , sweeping onward...of Christians had risen to prominence in the Netherlands and in England , and when the newly discovered...steady interest of all people who collect , sell or mine mineral specimens . We do not expect any money profit |  | | Journal (article/letter/editorial) | | Molybdenite Arsenopyrite Chalcopyrite Galena Blende Pyrite rittany. ornwall 03 ?â (To be contimced.)...some unexplained reason this limestone from Mt. Wilhelmina with Alveolina has been rather recently determined |  | | Book | | volume for a complete list of titles. MINING NETHERLANDS IN THE EAST ALEX L. TER BRAAKE ail ARNO PRESS...Publication Braake, Alex L ter. Mining in the Netherlands East America Data Indies. (European business)... New York, which was no. 4 of the Netherlands and Netherlands issued as Bulletin Indies Council...âSeries: Institute of Pacific Relations. Netherlands-Netherlands -India Council. 1N113.155B7 1977 Bulletin...THE NETHERLANDS EAST INDIES By ALEX L. TER BRAAKE Mining Engineer BULLETIN OF THE NETHERLANDS AND |  | | Journal (issue) | | discovered in 1917 the deep blue beryls from the Maxixe mine in Brazil have been a source of fascination both...colourless transparent), magnetite, hematite, rutile, pyrite and quartz (originating from the Precambrian rocks)...reported most occurrences worldwide, e.g. Belmont Mine / MG Capoeirana-Nova Era / MG Taua/CE Carnafba /...Australia Boldyrevite not reported Ralstonite Belmont Mine / MG, Brazil (?) Souza, 1988 Monazite Habachtal...Manyara, Tanzania; 8 = 'South Africa'; 9 = Cobra Mine, South Africa 134 J. Gemm., 1996, 25, 2 (1) |  | Dewaele, S., De Clercq, F., Hulsbosch, N., Piessens, K., Boyce, A., Burgess, R., Muchez, Ph. (2016) Genesis of the vein-type tungsten mineralization at Nyakabingo (Rwanda) in the KaragweâAnkole belt, Central Africa. Mineralium Deposita, 51 (2) 283-307 doi:10.1007/s00126-015-0608-x | Journal (article/letter/editorial) | | microthermometric studies of fluid inclusions at the Nyakabingo mine, the present study aims to determine the formation...KaragweâAnkole belt in Central Africa. The Nyakabingo mine is located âŒ15 km northwest of Kigali, in the northern...workings. Cumulative production of the Nyakabingo mine (1952 to 1985) amounted to about âŒ2700 tonnes WO3...is mainly formed by black graphitic shales with pyrite, while the upper part of the formation is characterized...Yanza syncline to the east (Baudet et al. 1988). The mine is situated in an Nâ S-oriented secondary anticline |  | | Journal (issue) | | patches of sandy material mixed with patches of pyrite. Examination with fibre optic lights in the transparent...surface has been scraped to show where the sand and pyrite had been stuck on. . s Fig. 3. A close-up of...strongly together with a softish gum and the sand and pyrite had been stuck Fig. 4. A piece of metal (possibly...pegmatite mine; Marambaia Valley aquamarine and chrysoberyl mines; Golconda feldspar pegmatite mine; Hematita...alexandrite and Belmont emerald mines; CapĂąo topaz mine. The papers read are listed below, broadly in the |  | | Report (issue) | | Group 54 Schematic structural map of the Marudi Mine area 32 Whole-rock rubidium:strontiu1n isochron...the annual rainfall is higher (for example, Marudi Mine 272 cm and Apoteri 189 cm in 1948, a normal year...beyond. On account of the gold deposits at Marudi Mine this formation has been more studied than any other...Marudi Mine. Dujardin (1956) mapped an area of about 160 square miles (416km2) around Marudi Mine at 1...:tviatthews (1954) reports the presence of rare pyrite cubes in the phyllites of the Wakadanawa Formation |  | | Journal (issue) | | rubellite crystal, 75 mm long, from the Cruzeiro mine, Minas GĂ©rais, Brazil. See 'The location, geology...Non-pegmatitic deposits of tourmaline include the Brumado mine (Bahia) which produces fine red uvite crystals and...Laranjeira mine (Coronel Murta). Fig. 5. Trichites in a cut rubellite from the Laranjeira mine (Coronel...solid inclusions are albite, hematite, hornblende, pyrite and rutile; quartz is rare. Small dendritic plates...of the tourmalines from the SĂąo JosĂ© da Batalha mine (Paraiba). Fig. 9. Cat's-eye green tourmaline cabochon |  | | Journal (issue) | | U. S. A. The official Joun1al cf the Rocks and Mine,alt Aaoc~ation 2 ROCKS AND MINERALS e I I I I...group or party, to the name of a person, county, mine, mountain, or some other prominent locality where...Carolina; rubies and sapphires from the Cu lsagee Mine near Franklin, North Carolina; common corundum f...by many crystals f rom tbt old locality of Woods Mine, T exas, Lancaster County, Pennsylvania. The Jefferis...Chester, Pennsylvania ; and from the Tilly Foster Mine near Brewster, New York. A number of other micas |  | | Journal (article/letter/editorial) | | poorly developed, and its place is largely taken by pyrite, which is probably a secondary introduction into...Iron ores (magnetite . . . . *. . . . . a n d pyrite) . . . . . . . . . . . . . . . . . ....igneous breccia at Graham Harbour, Nansen Island, Wilhelmina Bay, Danco Land (101c, d); the other is probably...adjacent rocks. This rock is also impregnated with pyrite. Rocks belonging to the bandaite group, but in...interstitial quartz ; and secondary chlorite, epidote, and pyrite are disseminated abundantly through the groundmass |  | | Journal (issue) | | een dubbelslag ! 20.15 h "De Sitio do Castelo Mine (Folgosinho groeve) in Portugal" Etienne Mans ...werden opgezet. Zo bestond de uitbater van de Savage Mine het ooit om zijn voltallige ploeg kompels gedurende...verhaal over edelmetaal - met name de Round Mountain Mine in Nye County (8 pp). Hier werd goud op beperkte...dubbele zal zijn dan die van California. De Meikle Mine in het noordoosten (6 pp) is naast goud (u had toch...404-416 History and mineralogy of the St. Louis Mine, Houghton Co., Michigan 420-433 Giant crystals of |  | | Report (issue) | | Carolina Abstract Gold, silver, copper, lead, zinc, pyrite, tinf-, cobalt, 5- molybdenum, tungsten, barite...10- Piedmont province and in massive pyrrhotite-pyrite deposits in 11 crystalline rocks west of the...metamorphio rocks. 15- Lead and zinc occur in Pyrite occurs in crystalline Tin occurs in pegmatite...on deposits of gold, silver, copper, lead, zinc, pyrite, tin, cobalt, molybdenum, and tungsten, barite...copper-bearing quartz veins, massive pyrite and 11 pyrrhotite=pyrite with base metals, and barite veins |  | | Journal (issue) | | for the Harts Range. R.K.M. BRACEWELL (H.). Mt Isaâmine and minerals. Wahroongai News, 12, August 1982....further report from the world's largest underground mine, producing lead and silver, zinc and copper. City...'gear' shaped crystals found in the Muzo and Chivor mine regions of Colombia. Chivor trapiche has a 'spindle'...inclusions. SG is approx. 2.70, though for crystals with pyrite inclusions the value increases to 3.05. RI is 1...affecting diamond-oriented economy in Botswana. Only one mine producing in Ghana; a cutting industry is being |  | | Journal (issue) | | n d to the east of the well-known U m b a River mine producing pastel shades of gem corundum. T h e precise...especially, perhaps, in the contact aureole which at the mine for the pastel-shaded corundums is complex a n d...purchased from a company which formerly had owned the mine from which they were taken in Tanzania. The garnets...illustrated as well as a Colombian emerald full of pyrite crystals. A "fingerprint" pattern of bubbles was...The finest pure autunite comes from the Daybreak Mine, Spokane, Washington, though crystals from Limoges |  | | Journal (issue) | | Calaveras County, Calif. GOLD on Quartzâ$1,400 Crystal Mine, Angels Camp, Calif. GOLDâ1.4 oz. mass, large crystals...dera County, Calif. GOLD on Quartzâ$2,750 Crystal Mine, Angels Camp, Calif. KRISTALLE Wayne and Dona.............. 28 by Peter B. Leavens The Bluebell Mine, Riondel, British Columbia, Canada................since then there has been no production. The major mine in the district, the Jumbo, produced 5000 tons of...copper mine at Bingham, Utah. Recently there has been some prospecting and drilling in the Jumbo mine area |  | | Journal (issue) | | crystals on matrix, 17.2 cm, from the NâChwaning I mine, collected in 1978. Private collection and photographer...Show and Riverpark Inn Rhodochrosite, Sweet Home Mine, USA, 10 cm Photo: Malte Sickinger MARCUS BUDIL...budil-minerals.com Chrysocolla on Malachite Mashamba West Mine Democratic Republic of Congo 26 cm - Joe Budd Photo...mineral shows worldwide! Rhodochrosite - Sweet Home Mine, Colorado - 13cm | Brazilianite - Minas Gerais,...from the Hotazel mine emerged onto the international market. The NâChwaning I mine, opened in 1972, yielded |  | | Journal (issue) | | locality of the mine and understand that it is in northern Mozambique and is known as the Maria Mineâpresumably... Details are unfortunately sketchy, because the mine is run by Russians and for political reasons it... F.G.A., who I believe has actually visited the mine, tells me that the inclusions in my emerald are...are similar to those in emeralds from the Maria Mine. All in all, this stone really 'measured up' to my...National Resistance in August 1983 had attacked a mine in Zambezia Province, where they had killed two |
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