 | | Journal (article/letter/editorial) | | ores at the Paleoproterozoic Black Angel deposit, central West Greenland S. Horn 1 & A. Dziggel 1 &...Abstract The Black Angel deposit represents the most important base metal deposit in Greenland, having produced...inclusions in sphalerite indicates that the Black Angel deposit may be host to an hitherto unrecognized...briartite has been previously documented. Keywords Black Angel deposit . Carbonate-hosted Zn-Pb-Ag deposit ...element composition of sulfides . Briartite . Greenland Introduction Editorial handling: T. Monecke Electronic |  | | Journal (article/letter/editorial) | | and Qaarsukassak formations, Karrat Group, West Greenland C.A. Partin a, *, Y.M. DeWolfe a, b, T. Magee...Keywords: Sediment-hosted Pb-Zn deposits Proterozoic Black Angel deposit MVT Sulfur isotopes Pb isotopes Sediment-hosted...West Greenland. The timing and model of mineralization of the historical PbZn Black Angel Mine in the...(SEDEX) mineralization model. The MaÌrmorilik (Black Angel) mineralization represents the oldest documented...West Greenland, hosts one of the largest Precambrian Pb-Zn mines in the world, the Black Angel Mine, which |  | | Journal (article/letter/editorial) | | to increases in the waste/metal production ratio. Mine wastes deposited on-land in so-called tailings dams...environmental issues that need to be addressed (e.g., acid mine drainage formation due to sulphide oxidation, geotechnical...is a suitable alternative for mine waste. Keywords: tailings; acid mine drainage; waste management; marine...mining, the formation of acid mine drainage (AMD). AMD occurs, when sulphidic mine waste is exposed to atmospheric...and mine tailings storage areas and in underground workings or on the walls of an open pit mine. Due |  | | Journal (article/letter/editorial) | | MassiveSulfideOre of the BlackAngel Mine, Central West Greenland F. D. PEDERSEN Laboratoriet for Endooen...Fe-Zn-Pb-sulfide orebodies of the Black Angel mine, central West Greenland, occur in evaporite-bearing marbles...Formation. A studyof the structuralsettingof the Angel zone orebodyhas shownthat this sulfide layer has...Formation in central West Greenland (Fig. 1). At present two orebodies,the Angel zone and the Cover zone...zone, are known in the mine area, which is situated in the northernpart of the BlackAngelMountainat an |  | Kolb, Jochen, Keiding, Jakob K., Steenfelt, Agnete, Secher, Karsten, Keulen, Nynke, Rosa, Diogo, Stensgaard, Bo M. (2016) Metallogeny of Greenland. Ore Geology Reviews, 78. 493-555 doi:10.1016/j.oregeorev.2016.03.006 | Journal (article/letter/editorial) | | Metallogeny of Greenland Jochen Kolb, Jakob K. Keiding, Agnete Steenfelt, Karsten Secher...Rosa, Diogo, Stensgaard, Bo M., Metallogeny of Greenland, Ore Geology Reviews (2016), doi: 10.1016/j.oregeorev...pertain. ACCEPTED MANUSCRIPT Metallogeny of Greenland JOCHEN KOLB1, JAKOB K. KEIDING1,2, AGNETE STEENFELT1...Economic Geology, Geological Survey of Denmark and Greenland, Ăster Voldgade 10, 1350 Copenhagen K, Denmark...TE D MA Corresponding author: jkol@geus.dk Greenland is the largest island on Earth, with 80% of its |  | | Journal (article/letter/editorial) | | the Massive Sulphide Ore of the Black Angel Mine, Central West Greenland F. D. Pedersen Geological Institute...sulphide sheets constituting the Angel Zone ore body of the Black Angel Mine, show evidence of three phases...growth. INT R O D U C T I O N The Black Angel Mine, central West Greenland, is developed in two massive Fe-Zn-Pb...ore bodies, the Cover Zone in the east and the Angel Zone in the west. The ore bodies occur in the lower...reflected in the mesoscopic structures of the Black Angel Mine area, though within the sulphide ores the |  | | Journal (issue) | | Narssarssuk, Greenland. Photo by R. Bode. TITLE PAGE: The most common mineral in Greenland: ice âmaking...up the typical Arctic icebergs, ubiquitous in Greenland waters; photo by B. L. Nielsen. This special...AMMASSALIK (ANGMAGSSALIK) GEOLOGICAL MAP OF GREENLAND NUUK (GODTHAB) PAAMIUT (FREDERIKSHAB) ARSUK...Paleozoic and Mesozoic North Greenland platform and fold belt East Greenland Caledonian fold belt P rote...Archaean i 500 km i i i i PREFACE Throughout Greenland there are many interesting mineral localities |  | | Book | | preferred the presentation of the ore-textures in black and white half-tone photographs and the labeling...interlamellar magnetite. The most interesting patterns of enargite replacement by pyrite are shown in Fig. 48. Considering...Considering the general formula of enargite Cu3AsS4> its replacement by pyrite involves the dissolution...pyrite formation. More dubious patterns though of enargite-pyrite replacement are exhibited in Fig. 49. Most...development of a pyrite idioblast rather than enargite invading the pyrite. Concerning the replacement |  | | Journal (article/letter/editorial) | | Olympias kidikipeninsula in northernGreece(Fig. 1). The mine andsuggested deposit. is owned and operatedby the...numerous"aplite" dikesand sillsthat intrude in the mine area. He proposedthat hydrothermalsolutionsgeneratedby...upperlevelsof the GREECE hessalonik,âą Olympâąâąas mine. He described textures that supported a re- pl... I 50 km âą âą I Location of the Madem Lakkos mine. MADEMLAKKOSDEPOSIT,GREECE 83 The Kerdylia Formation...mustbeviewedasa tenuousanalogyatbest,especially Lakkos mine. The first trends northeast-southwest and by st |  | | Book | | Deposits ................ . 4.5.2 The Homestake Gold Mine, South Dakota .. 4.5.3 Pre-Metamorphic Stratiform...Post-Metamorphic Quartz-Rich Vein Ores: The Sigma Mine, Quebec ................ . 4.5.5 Discussion and...Kennecott Mine, Alaska ................................. 9.8.2 The Copper Orebodies of the Mt. Isa Mine, Queensland...record plate motions relative to the hotspots (black dots). Diagonal ruling indicates submarine equivalent...Hamilton 1977) and the Ameralik dikes in West Greenland (3.0 Ga and older; Bridgewater et al. 1978). Although |  | | Book | | been a tendency among those who search for and mine industrial minerals to call them âoreâ and to measure...reluctance to allow large isolated have mines or mine a because ment unemploy into plunged communities...with many metals during this century has been to mine lower and lower grade ores. This has led to the...For example, to develop the large RTZ copper-gold mine at Bougainville, at 1979 prices. Papua New Guinea...branching as they go, an example being the Providencia mine in Mexico where a single pipe at depth feeds into |  | | Book | | Copper Country (vol. 23, no. 2) Co. Company G Greenland (vol. 24, no. 2) fl. Fluorescent, or fluoresces...Copper Country; 23/#4, Yukon Phosphates; 24/#2, Greenland; and 25/#6, The History of Mineral Collecting)...81-160 161-240 241-320 321--400 [ 1-104 GREENLAND] HMC0 ] 1-264 âąMINERAL MUSEUMS OF EASTERN...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298 |  | | Report (issue) | | silver-containing batteries 80 Table 10 United Kingdom mine production of silver: 1851-1982 83 Table 11 United...86 Table 13 World mine production of silver: 1821-1981 87 Table 14 World mine production of silver...of world silver mine production: 18661870 and 1980 89 Table 16 World and UK mine production of silver...of world total requirements. About 75% of world mine production of silver is obtained as a by-product...consumption and new, "under the ground'' production (mine production) of silver is made up mainly from scrap |  | | Book | | disseminating the information, the mine geologists and mine managers who have made the mine visits a rewarding experience...concentration required to achieve the break-even point for a mine in terms of revenue and costs. Any detailed exploration...Medium and small layered intrusions Skaergaard, Greenland 4. Kimberlites Kimberly, South Africa B, Intrusions...Transvaal, South Africa (Palabora Mining Company Limited Mine Geological and Mineralogical Staff 1976). The complex...Florida, USA; Central Tennessee, USA Metalliferous black shaie Zunyi (Guizhou Province) and Dayong (Hunan |  | | Journal (article/letter/editorial) | | feeding channels and hydrothermal vent chimneys of "black smokers" (Zaykov and Maslennikov, 1987; Zaykov et...were mined as a part of the Third International Mine operations (Zavaritsky V., 1950). Thirty-four NS-trending...te containing up to 0.45 wt % Ag. Chalcocite, enargite, cubanite, pyrrhotite, marcasite, valleriite,...systems. Annual ore production from the underground mine (to a depth of 750-940 m) is 5 Mt. (Fig. 7). Massive...Mt ore, 4 Mt Cu+Zn) was the biggest underground mine in the USSR in the 1930-80s, with an annual production |  | | Report (Issue volume) | | ee }. tak eee eee Gold deposits of Hill 50 Gold Mine NL at Mount Magnet M.J. Thompson, R.B. Watchorn... the. K44 Ironstone copper-gold deposit, Gecko mine a aeCina ViseNEGRO ONTONGsYVe) @ONC) ae ener ee...oo50050c0n0odoneoseeeacans Silver-lead-zine deposit at South Mine, Broken Hill MV CTRACIMEL GV ACTON GED Rew ASCCOT...Boddington gold mine Geology of Gabanintha gold deposits Cross section, Big Bell gold mine Cross section... Bottle Creek area Aerial view, Paddington gold mine Geological plan, Kalgoorlie gold field Rock and |  | | Book | | important but complex issue of the social license to mine. The ïŹnal chapter provides a lively discussion of...the Global Mineral Market The Social Licence to Mine. . . . . . . . . . . . . . . . . . 6.8.1 Pebble...turn of the last century it was only possible to mine deposits with high grades that were close to the...utilisation of modern techniques, it is possible now to mine ore with as little as 0.5 % Cu. And with the economy...greater than the value of the metal recovered from the mine. Then, from about 2001 onwards, as the copper price |  | | Book | | reasons for the approach taken Mineral deposit or mine? A genetic model as the basis for exploration The...many geologists who have given their time during mine visits and responded to our queries. We have benefited...Decline Doline A downward inclined tunnel into a mine or potential ore body. A funnel-shaped depression...shaft excavated upwards for connecting levels in a mine or ore body. Ripping The removal of overburden...of the problems which face the mine geologist. The function of the mine geologist varies considerably |  | | Report (issue) | | Aerial view of Main-Barton open pit, Jundee gold mine, WA, viewed from the east, June 1997. The pit is...Lewis and S Denn 335 Silver Swan, Cygnet and Black Swan nickel deposits J D Hicks and G D Balfe 339...which increased by 64%, iron ore 57%, zinc 50%, raw black coal 48%, nickel 47%, diamond 44%, bauxite 33%,...53.600 43 0.525 111 Mt Bauxite Bt Coal, black, raw Mt Coal, brown Mt Copper (a) 0.248 Mc...(ingot metal) kt 579 1 043 80 975 2 381 144 Black coal - coking - steaming Mt Mt 49 43 77 61 58 |  | | Book | | avec l'editeur. Gold-rich specimen fro1n the Don,e Mine, Tim1nins, Ontario that was presented to GSC in... may change the para1neters of the mathematical mine n1odel referred to above. Modifications to the 1nine...l-producing mines closed and only one (Voisey's Bay Ni-Cu mine in Labrador) opened. On the brighter side, the potential...sill in western Quebec, and the closed Rankin Inlet mine in Nunavut (Eckstrand and Hu lbe1t, 2007). Perhaps...from lode gold deposits, notab ly the Hope Brook mine of Newfoundland in an accreted Neoproterozoic continental |  | | Book (edition) | | 17 Illustration de couverture : fer rubanĂ© de la mine de fer Tom Price, Palabora, Australie (Photographie...pourraient ĂȘtre intĂ©ressants. Le gisement de Pb-Zn de Black Angel, Ă©galement situĂ© Ă Maamorilik, a Ă©tĂ© exploitĂ©...une mine Ă ciel ouvert, qui est une alternative bien moins onĂ©reuse que lâexploitation dâune mine souterraine...mais ce mĂȘme mĂ©tal est Ă©galement extrait dans une mine russe de syĂ©nite Ă nĂ©phĂ©line, une roche magmatique...est un dĂ©lit. Exercice 2.1 â DĂ©veloppement dâune mine de platine au Groenland Le retrait des glaciers |  | | Book (edition) | | Australia Cover photo: Abandoned Open Pit Copper Mine, Casa Grande, Arizona, USA Courtesy of Jim Wark...122 References 126 Chapter 05 The Anatomy of a Mine 127 5.1 It All Begins in the Earth 129 5.2 ExplorationâFrom...Project Impacts 344 10.7 Cultural Heritage Sites and Mine Development 353 10.8 The Special Nature of Community...and Social Impact Statement 446 15.2 Environmental Mine Audits 450 15.3 Sometimes Things Go Wrong 456 References...459 16.1 Changes in Landform 461 16.2 Mine Wastes 465 16.3 Mine Effluents, Acid Rock Drainage and Water |
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