 | | Journal (article/letter/editorial) | | 717–738 The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea C. TUCKER...Alberta, Canada T2G 0V2 Abstract The Neoproterozoic Bisha volcanic-associated massive sulfide deposit (VMS)...in a newly discovered VMS district in western Eritrea. The host stratigraphic section comprises a large...possibly coeval and cogenetic intrusion known as the Bisha Gabbroic Complex, ~3 km downsection, a series of...Two other VMS deposits are present along strike: Bisha Northwest, 1.5 km to the north-northwest, and Harena |  | | Book | | Tunisia, Mali, Mauritania, Egypt, Sudan, and Eritrea. Originally our goal was to include papers on deposits...the setting and origin of major deposits in the region, together with information on tonnages and grades...Northeast Africa, with a focus on deposits in Eritrea, Sudan, and Egypt. The second paper is by M. Bouabdellah...comparisons and contrasts with MVT deposits in the region. The last part is focused on sediment-hosted iron...Tunisia, and Comparisons with MVT Deposits in the Region . . . . . . . . . . 497 Sophie Decrée, Christian |  | Volesky, John C., Leybourne, Matthew I., Stern, Robert J., Peter, Jan M., Layton-Matthews, Daniel, Rice, Sarah, Johnson, Peter R. (2017) Metavolcanic host rocks, mineralization, and gossans of the Shaib al Tair and Rabathan volcanogenic massive sulphide deposits of the Wadi Bidah Mineral District, Saudi Arabia. International Geology Review, 59 (16) 1975-2002 doi:10.1080/00206814.2017.1307789 | Journal (article/letter/editorial) | | the Shwas mineral district east of WBMD, and the Bisha (Barrie et al. 2007) and Asmara mineral districts...plumbojarosite if sufficiently abundant) at low pH, or anglesite and cerussite at progressively higher pH (Boyle...eastern margin of the Red Sea (Szymanski 2012). The region underwent a pre-rift Palaeozoic–Mesozoic cooling... INTERNATIONAL GEOLOGY REVIEW Quebec. III. The Ansil mine: Canadian Journal of Earth Science, v. 28, p. 1699–1730...2007, The Bisha volcanic-associated massive sulfide deposit, western Nakfa Terrane, Eritrea: Economic |  | | Journal (article/letter/editorial) | | particularly in NE Sudan, Asmara, and Western Eritrea (Barrie et al. 2007, 2016). These supergene Au...near-surface region above the Scuddles underground VMS deposit. Fig. 1 a Golden Grove Region in the Archaean...from bleached kaolinitic saprolite near Scuddles mine indicate an older weathering event assigned pre-late...through and surround the silcrete body in Scuddles mine area. Out of the 108 RC drill holes, regolith profiles...tenorite, goethite, and hematite), sulfates (anglesite, jarosite and alunite), carbonates (malachite |  | | Report (issue) | | Hama Fluorite aus Marokko ab S. 32 Die EI Hammam Mine I Aouli - leider versiegt Tounf,te - ,ntensiv blauviolette...wunderschön. - und schließlich die Felsenwüsten-Region im Südwesten mit den berühmten Minen von Imiter...wahrscheinlich zum Essen einladen. Bismillah (Mahlzeit)! Bisha oder Psau ra'haa (Prosit)! Mezjen (lecker)! Und...Bruchstück vorhaben, welche streng nach Farbe und Mine-sortiert und wenn überhaupt, dann nur mit wen Toilettenpapier... erstärkt beachtenswerte Stufen. Die EI Hammam Mine Ol!r ,1ohl bekannteste Fundpunkt für Fluorite in |  | | Book (edition) | | visit to zincelead polymetallic ore deposit, Megan Mine, Germany. Source: Ref. 24. 10 1. ROCKS AND MINERALS...schist host rock at Kolihan Section, Khetri Copper Mine, India. 1.3. MINERALS 11 FIGURE 1.23 Chromite...texture in calc-silicate host rock at Rajpura-Dariba Mine, India. Source: Prof. Martin Hale. chromium with...a visit to zincelead polymetallic deposit, Megan Mine, Germany. and extremely high specific gravity occurs...garnet schist from Kolihan Section, Khetri Copper Mine, India. Source: Prof. Martin Hale. FIGURE 1.28 |  | | Book (edition) | | the mineral industry and human consequences 11.6.1 Mine waste catastrophe 11.6.2 Mineral process plant failure...Sulfate Barites (BaSO4 2H2O), gypsum (CaSO4), anglesite (PbSO4) Sulfosalts Bournonite (PbCuSbS3), tetrahedrite...tailing in the future. The tailing of Kolar gold mine, India, historically stored at tailing dam, is being...and alloys Delicate acicular ore at Broken Hill mine, Australia, Friedrichssegen, Germany. Secondary...metal and is also commonly associated with acid mine drainage, and acid sulfate soil environments 16 |  | | Book | | the arts is the proper focus of interest at every mine; that the operations converging on this point are...conditions The problem of ore treatment confronts every mine manager. Mining should be looked upon as a manufacturing...crushers that first take the ore as it comes from the mine (some of them can take 6-ft. cubes) are called COARSE...flow-sheet at a large mine has more steps and is more complicated than that at a small mine. Grade of ore. High-grade...The fact that the mill owner is also usually the mine owner is not sufficient insurance as to the adequacy |
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