 | | Journal (article/letter/editorial) | | specular hematite as major accompaniments to chalcopyrite±bornite (e.g. Ray and Lefebure 2000). Besides...Chile 2 (gold zone only) El Espino, Chile 30 La Africana, Chile 3.3 1.7 2.7 1.0–1.2 0.86 de Haller et...deposits, the occurrence of late-stage pyrite, chalcopyrite and gold in and near some massive magnetite...quartz veinlets containing all or part of the chalcopyrite in the porphyry copper deposits as well as the... which grade outwards and downwards through chalcopyrite to minor distal concentrations of pyrite. The |  | | Journal (issue) | | Ekhimi (Piptadenia africana); Okwein (Brachystegia spic~formis) ; Aligna (Afzelia africana) ; Agba (Pterolobium...and building purposes. 1 EKHIMI (PIPT.ADENIA AFRICANA) The specimen received for examination consisted...Mechanical T esls e>n Ekh,mi W ootl (Piptadenia africana) • A.-T,-ansve'Yse bending test (central loading)...of the tests on '' Ekhimi '' timber (Piptadenia africana) indicate that it is a strong, stiff wood of moderate...tAe Mechanical T~sts oH Aligxa Wood (Afi:elia africana) A.-Tra,isve,se b~ndi-ng test (central loading) |  | | Journal (issue) | | senegalense, Erythrophloeum guineense, Afzelia africana, Parkia africana and Borassus flabellifer (rhun palm)....In the Astrolabe mineral field the Dubuna copper mine (see Imperial Institute Monograph, Copper Ores,...is now under option by the Laloki (Papua) Copper Mine, N .L. This corn pany has under construction ore...sulphide portion carries covellite, cuprite, chalcopyrite and bornite, with sometimes an appreciable percentage...North of Yerasa, blende with a little pyrite and chalcopyrite occurs in a mass composed of siderite, dolomite |  | | Journal (issue) | | involvement in collecting the great Bunker Hill mine pyromorphite bonanza, was born in Spokane, Washington...mined by a Phelps Dodge subsidiary as the Sherwood mine. His career was interrupted by the draft in November...Black Pine mine in Phillipsburg, Montana (the type locality for phillipsburgite), but the mine quickly ran...Norm was hired as a geologist at the Bunker Hill mine, where he worked for more than 16 years. He continued...geologists in the logging of core from the Crescent mine when he suffered a stroke in 2010. But he remained |  | | Journal (volume) | | and Egypt. In Europe it is successfully grown in Spain and in Sicily. Recently the cultivation of the ground-nut...crops raised in the United States of America and in Spain are for the most part consumed in the countries...ground-nut may be grouped into two classes: (1) Arachis africana, Lour., which is supposed to have originated in...countries round the Pacific and Indian Oceans. A. africana is of creeping or running habit, with straggling...varieties in comm,o n cultivation approach A. africana tn character~, being semi-pro~strate in habit |  | | Journal (article/letter/editorial) | | gravity values associated with the Caraíba copper mine (>−35 mGal), which has a greater density (3.13 g/cm3...IOCG Deposits Early studies of the Caraíba copper mine within the Vale do Curaçá district emphasized orthomagmatic...presence of primary sulfides such as bornite and chalcopyrite; (b) the presence of large amounts (>50 wt %)...led to the discovery of the Caraíba mine, which is the largest mine in the district. In addition, a series...within the Caraíba mine show that the rocks ages of ultramafic rocks within the Caraíba mine show that the |  | | Report (issue) | | Europe-conti·1iued. N orway ••• Portugal ••• Russia (European) Spain ••• ••• ••• Sweden .•• Switzerland - ••• •...Cu80 4.5H2 0 · 25·4 up to 5 Of these minerals chalcopyrite represents the chief primary ore from which...tends to give way. to the leaner primary 0!fes as mine s get deeper. It is importa,,n t to realize that...250 •• • ••• Russia* ... 33,700 31,700 ••• ••• Spain ••• 30,606 •• • • •• *47,300 Sweden .. . 1,157 1...quantities of copper ore, as also have the Levant mine (St. Just) and the mines of the Calling·ton district |  | | Book | | sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...magnetite, actinolite, minor calcite, quartz, chalcopyrite, talc, etc. possibly mobilization veins. The...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...into covellite, digenite, colusite and bornite-chalcopyrite veins. The wallrock alteration is mainly sericitization...cm wide and composed of quartz, K-feldspar, chalcopyrite, lesser anhydrite, 1019 Fig. 28-5. Butte |  | | Book | | sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...magnetite, actinolite, minor calcite, quartz, chalcopyrite, talc, etc. possibly mobilization veins. The...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...into covellite, digenite, colusite and bornite-chalcopyrite veins. The wallrock alteration is mainly sericitization...cm wide and composed of quartz, K-feldspar, chalcopyrite, lesser anhydrite, 1019 Fig. 28-5. Butte |  | | Journal (issue) | | which furnishes Sassy bark ; A/zelia africana ; and neto (Parkia africana), which furnishes a fruit known...fire-prevention and replanting. MINERALS Aluminium Spain.-The Catalonian bauxite deposits are described by...Eocene. The best sample of bauxite was from this mine, and yielded the following percentages : silica...coloured marls alternating with gypsum. In the Marta mine, bauxite is found in blocks, scattered for some...size. On the high part of the hill on which the mine is situated there is a breccia in gritty limestone |  | | Book | | . . . . . . . . 147 X Contents El Aguilar Mine: An Ordovician Sediment-Hosted Stratiform Lead-Zinc.... . . . . . . . . . . . . . . . . 279 Machcan Mine: A Pb-Zn Ore Deposit in Pucara Sediments of the... Contents Sulfur Isotope Studies in the Zinc-Lead Mine San Vicente, Central Peru H. Gorzawski, L. Fontbote... . . . . . . . . . . . . . . 413 The Agustina Mine, a Volcanic-Hosted Copper Deposit in Northern Chile.... . . . . . . . . . . . . 449 The Cerro Negro Mine, Chile: Manto-Type Copper Mineralization in a Volcaniclastic |  | | Report (volume) | | Canada THE MINES HANDBOOK Meeting tbe Needs of Mine and Smelter Hundreds of plants on both American...(all types) Crushers Crushing Rolls NEW YORK Mine Pumps Oil Engines Sampling Machinery Screens Stamp...all the metals, and a corresponding expansion of mine work. The MINES HANDBOOK will hereafter be published...Tuckahoe, N. Y., April, 1920. Vll THE MINES MINE HOISTS HANDBOOK AND Years of experience in building...Wellman- Send for our Bulletin F. 5, "Electric Mine Hoists," and get in closer touch with W-S-M equipment |  | | Book | | Associated Sulphides at the Almad^n Mercury Mine, Spain.7 BARTHOLOME, P. , EVRARD, P. , KATEKESHA, F...Associated Sulphides at the Almaden Mercury Mine, Spain M. Arnold, A. Maucher, and F. Saupe Abstract...equivalents may easily be found in the lower levels of the mine. Sample 3 is also stratigraphi¬ cally well defined...within the pyrite, though the main ore mineral), chalcopyrite, pyrrhotite, galena and sphalerite. The remain¬...Pyrite and Subordinate Sulphides Chalcopyrite and galena: Chalcopyrite occurs exclusively in the gaps between |  | | Book | | plano-convex ingots in the area: one in the Varilongo mine (Santa Comba) and another in Ríal (Cuns, Coristanco)...Lead ingot from Punta Muros, Arteixo, A Coruña, Spain (Cano and Gómez Filgueiras 2010); 3 – Bun ingot...closest match located at Pyrenean deposits (Cabrieres mine?) (Rohl & Needham 1998). 23 POVOAMENTO E EXPLORAÇÃO...memory at the mouth of the river Ulla (Galicia, Spain). In BETTENCOURT, A. M. S.; SANCHES, J. M.; ALVES...as the Serra da Mina (Fig. 3.1). In the Pendões mine, the miners excavated circular shafts and gallery |  | | Report (volume) | | become useless as a result of contamination from mine dumps and mill tailings. Smelter fumes and wind-blown...siderite which is* usually a darker shade of brown. Chalcopyrite. Widely distributed throughout the deposits...throughout the deposits. Small amounts of late chalcopyrite associated with late siderite and some pyrite...needed for the field laboratory was borrowed from the mine laboratory at Nyeba: 1 Pyrex still, for distillation...three parts water; the nitric acid borrowed from the mine laboratory was tested and found to be essentially |  | | Book (edition) | | Carletonite Chiolite Fergusonite Hyacinth Cassiterite Chalcopyrite Ekanite Leucite Marialite Meionite Melinophane...34-4 % 34-4 % 3 4-4 Aragonite 3 4-4 Azurite Chalcopyrite Creedite Cuprite Dickinsonite Dolomite Euchroite...YellowGreen and BlueGreen Aegirine-augite Bayldonite Chalcopyrite Chromdravite Chrysocolla Dioptase Euchroite...Bismutotantalite Bixbyite Bornite Chalcocite Chalcopyrite Clinozoisite Cobaltite Covellite Davidite Epidote...occurrence refers to all four terms. The Finsch diamond mine, located in Northern Cape Province/South Africa |  | | Catalog/List | | founder of Newmont Mining and owner of the Tsumeb mine. Upon his demise, it lent its considerable charm...FLUORESCING WILLEMITE WITH CALCITE SPECIMENS Sterling Hill Mine and Franklin area, Sussex Co., New Jersey Willemite...(14 x 7.6 x 4.4 cm), from the famed Sterling Hill Mine, it is a large exposed Willemite face, with a thinner...WILLEMITE CRYSTAL IN CALCITE 430’ Level, Sterling Hill Mine, Ogdensburg, Sussex Co., New Jersey While Willemite...AND HACKMANITE Zarembo Island, Alaska Sar-e-Sang Mine, Koksha River Valley, Badakhshan Province, Afghanistan |  | | Report (volume) | | California. THE MINES HANDBOOK, 1922 MACHINERY FOR MINE • MILL SMELTER Embodying recent developments...Compressor NEW YORK Crushing Rolls Air Compressors Mine Pumps Ball Mills Blast Furnaces Oil Engines Screens...considered to be working the public and not the mine. Many suspicious promotions are however not positively...Chile, S. A. Cable: Howban, BANCROFT, Rowland, Mine Valuation, Apartado 264, Panama, R. P. . Panama...Elisabethville, Katanga, Congo Beige, Africa. Available for mine examinations America or Africa after July, 1923 |  | | Book (chapter) | | synthetic beryl, GJ 17(1), 16 (2008). Paraíba Africana = blue gem Cu-Mn-rich elbaite, JG 28, 178 (2002)...Bukanov 151 (2006). peacock ore = bornite or chalcopyrite, Dana 6th; 77, 80 (1892). peacock's eye = malachite...nickeline, Novitzky 119 (1951). pirita cobriza = chalcopyrite, de Fourestier 274 (1999). pirita d'azufre =...Egleston 258, 274 (1892). pirita de cobre = chalcopyrite, Novitzky 75 (1951). pirita de estaño = stannite...marcasite, de Fourestier 274 (1999). pirita gialla = chalcopyrite, Egleston 258 (1892). pirita hepática = pyrite |  | | Book | | 50, p. 164-168 Heim, Α., 1 9 3 4 , The molybdenum mine at Azegour: Soc. Econ. Geol., v. 29, p. 76-83..., Allanite et epidote dans des corneennes de la mine d'Azegour, Haut-Atlas: Serv. Geol. Maroc. Notes...1 , Sur des inclusions cobaltiferes dans la chalcopyrite d'Azegour (Maroc) (example d'utilisation de... Maroc): Libr. ünivers. Geneve, 88 p. Notes The mine at Azegour is located on the north side of the High...after 1956; the interest that the geology of the mine has aroused is shown by the large number of publications |  | | Journal (volume) | | .........................319 EM61 Mineralogy of mine wastes and contaminated soil......................Caracas, Venezuela 7 Universidad Complutense, Madrid, Spain Limestones are widely used as absorbents in various...Mineralogía y Petrología, Universidad de Granada, Spain (*anava@ugr.es) 1 The non-stoichiometric sulfide...Salamanca, Spain (*hoyo@usal.es) 2 Dept. of Applied Mathematics, University of Salamanca, Spain 3 Dept....of Physical Chemistry, University of Salamanca, Spain Different materials are used in the adsorption and |  | | Book | | . . . . . . . . . . . . . . . . Rod Zone – Jolu Mine – La Ronge Domain . . . . . . . . . . . . . . ....development . . . . . . . . . . . . . . . . . Seabee Mine, Laonil Lake . . . . . . . . . . . . . . . . . ...the late 1930s. In an 1898 study at the Omai gold mine in Guyana, ash samples of Baromalli (genus Catostemma...developed as mines (e.g., the Endako Mo mine and the Sullivan Pb/Zn mine, both in British Columbia). What can...forest, and then review the production data from a mine subsequently developed at that site? While Harry |  | | Journal (issue) | | than firewood size, and the industry of supplying mine props to Johannesburg has become a very large one...expeditio11 sunk shafts and found pyrite and chalcopyrite at a depth of about 100 ft. The main lode proved...Valley, and contains most of the gold mines. The Ruia mine is of low grade ; an ore-body 37 ft. wide, at a...contai11s only 3 dwts. of gold per ton. The Honest mine, already described by P. A. Wagner (Trans. Geol...was one rich shoot which carried coarse gold. The mine is now abandoned. The Umkaradzi Valley group is |  | de Souza, Zorano Sérgio, Montel, Jean-Marc, Gioia, Simone Maria Lima Costa, Maia de Hollanda, Maria Helena Bezerra, Leite do Nascimento, Marcos Antonio, Jardim de Sá, Emanuel Ferraz, Amaro, Venerando Eustáquio, Pimentel, Márcio Martins, Lardeaux, Jean-Marc, Veschambre, Michelle (2006) Electron microprobe dating of monazite from high-T shear zones in the São José de Campestre Massif, NE Brazil. Gondwana Research, 9 (4) 441-455 doi:10.1016/j.gr.2005.11.008 | Journal (article/letter/editorial) | | horizontal planes. lc= leucosome. allanite, pyrite, chalcopyrite, perthitic orthoclase (Or88) and interstitial...significado geodinâmico na cadeia Brasiliana / Pan-Africana. PhD Thesis, Universidade de Brasília, 803 pp |  | | Journal (issue) | | AZURITES 16 Part I: Electric blues from the Milpillas mine. By Bob Jones 16 PREHISTORIC TEXAS Lubbock landmarks...others, at an auction. I was told it was taken from a mine in Alaska called Aurora Borealis in the ’60s. I...on, there is an old mine adit bored into a sheer rock wall. Beyond the old mine, there are spectacular... 15 Part I: Electric Blues from the Milpillas Mine T Story by Bob Jones he azurite specimens recently...But this recent source of azurite, the Milpillas mine near Cuitaca, about 25 miles south of the Arizona |
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