 | | Journal (article/letter/editorial) | | The hypogenemineral assemblage is pyrrhotite-pentlandite-pyrite-(chalcopyrite), but millerite is locallysignificant...positionof the Merougil, Lake Dam, and Triangle Island beds (McCall, 1969), which contain abundant fragmentsof...ultramafmc rocks Meraugll, Lake Dam, and Triangle Island Beds Felsic volcanic sedimentary Kambalda and...Lunnon,Hunt, and and generallycomprisepyrrhotite,pentlandite,and McMahon shoots occur at the base of the second...rhotite and pentlandite-richbands,althoughpyriteis obscuredby structuralcomplexity. pentlandite,pyrite-chalcopyrite |  | Beresford, S., Stone, W. E., Cas, R., Lahaye, Y., Jane, M. (2005) Volcanological Controls on the Localization of the Komatiite-Hosted Ni-Cu-(PGE) Coronet Deposit, Kambalda, Western Australia. Economic Geology, 100 (7) 1457-1467 doi:10.2113/gsecongeo.100.7.1457 | Journal (article/letter/editorial) | | over the Kambalda Komatiite Formation along the Loreto thrust (a major D2 structure). The Coronet deposit...Formation have been structurally removed along the Loreto thrust and the thickness varies from a few meters...Roberts, 1990). FIG. 1. Geologic map of the Kambalda region, Yilgarn craton (modified from Stone and Masterman...which is only pervasively developed adjacent to the Loreto thrust and within massive sulfides. An upright...interpreted to be within a strain shadow of the Loreto thrust. The Loreto thrust is a regional-scale structure located |  | | Report (issue) | | ................. 39 Central and northwestern region ....................................................... Pilbara Block .......... Albany-Fraser Province .................................................................................... Gascoyne Province ......................................................................................... Beta Island mineralization ............................................................... 207 Halls Creek Province ..... Keller Creek prospect ................. |  | | Book | | Millerite 1.3.2.2 Niccolite or Nickeline 1.3.2.3 Pentlandite 1.3.2.4 Pyrrhotite 1.3.3 Minerals of Chromium...States, Australia, Africa, Brazil, New Caledonia, Philippines, Indonesia, and the Caribbean. The largest chromite...(CoAsS), and Loellingite (FeAs2)], sulfur {e.g., [Pentlandite (FeNi)9S8], and Molybdenite (MoS2)}, carbon,...nickel–copper deposits of South Africa and the Province of Ontario, Canada. The processing of large volumes...deposits where the principal ore mineral is Pentlandite [(Ni, Fe)9S8]. The secondary type is laterite |  | | Journal (article/letter/editorial) | | very little (M. Rossola) or no (M. Ramazzo) pentlandite. Minerals like lievrite, valleriite~ neodigenite...13-Bargone 14-Gallinar~a 15-Casali 16-Campegli 17-M. Loreto 18-Pi.... 19-M. Rossola . Mesco in the northern... Bardeneto, Libiola, Gallinaria, Casali and M. Loreto. T h e stratiform deposits (M. Bardeneto and M...Reppia p.p., L e Cascine, Libiola, Gallinaria and M. Loreto) Stockwork structures are sometimes are connected...for several years ( e.g. Libiola, Gallinaria, M. Loreto, Le Cascine, Reppia). Stratiform Copper Deposits |  | | Report (volume) | | and effective resource assessment of such a broad region required that grade-tonnage models be created for...Porphyro~ph~nitic-16 to 22 23 to 24 Chemic~ 1 sediments Region~! _ _ 5 to 10 11 to 12 { M~fic { ~rea Ph~nerocryst~lline-13...DESCRIPTION Mineralogy Pyrrhotite + chalcopyrite + pentlandite + cobalt sulfides, by-product platinum group...Chromite ± ilmenite ± magnetite ± pyrrhotite ± pentlandite ± chalcopyrite ± PGE minerals (dominantly laurite...DESCRIPTION Mineralogy Pyrrhotite + chalcopyrite + pentlandite ± chromite ± graphite. PGE minerals are braggite |  | | Book (volume) | | not observed. Troilite, partly converted to pentlandite by corrosion , is very scarce. One elongated...a-schreibersite boundaries. The troilite is veined by pentlandite. It is estimated that about 4 mm has been lost...further present as characteristic rows of tiny islands, located in the kamacite about 5-10 11 outside...microhardness is 160± 10. Locally small taenite islands Figure 271. Auburn (Amherst). The largest samples...the troilite in particular may be converted to pentlandite and the adjacent kamacite rim to limonite, which |  | | Report (issue) | | years the geology of the mineral deposits of the region is described in detail, under the auspices of The...the major exploration and mining focus in that region. In the last decade Australian gold production...industry is essential for the well being of the region and its peoples. The monograph marks a major change...include discoveries in the Mount Isa-Cloncurry region such as the blind deposits at Ernest Henry and...and C J Cannard 487 VICTORIA Victorian gold province G N Phillips and M J Hughes 495 Fosterville |  | | Book | | and Pyrite Base Metal Deposits of the Caucasian Region N.K. KURBANOV(With 5 Figures) . . .... . . ......Hokuroku ore district in the Eocene Green Tuff Region of Japan. These authors interpret the textural...pyrrhotite, chalcopyrite with cubanite, and pentlandite occurring mostly as interstitial and included...because of slightly different textures. In this region, significant amounts of copper-nickel sulfide have...abundant chalcopyrite and cubanite, and minor pentlandite), textures (dominantly interstitial or included) |  | Moynier, Frédéric, Blichert-Toft, Janne, Telouk, Philippe, Luck, Jean-Marc, Albarède, Francis (2007) Comparative stable isotope geochemistry of Ni, Cu, Zn, and Fe in chondrites and iron meteorites. Geochimica et Cosmochimica Acta, 71 (17) 4365-4379 doi:10.1016/j.gca.2007.06.049 | Journal (article/letter/editorial) | | minor Ni-bearing phases such as acid-soluble pentlandite or to heterogeneity between kamacite and taenite...Sikhote Alin Watson Casas Grandes Casas Grandesc Loreto Trenton Willamette Carlton Gibeon Bjürbole Bjürbole |  | | Report (volume) | | West Indies, and other adjacent islands, and Hawaii, Guam, and other island possessions, but not the trust...Quebec. R. I. Devel. Council Geol. Bull.-Rhode Island Development Council Geological BuHetin. Providence...and Galena rocks of the Upper Mississippi Valley region, in Geol. Soc. America, Guidebook for field trips...resources of the East Greenwich quadrangle, Rhode Island: R. I. Devel. Council Geol. Bull., no. 8, iv, 56...1956. Arnold, Ralph. (and Macready, George A.). Island-forming mud volcano in Trinidad, British West Indies: |  | | Journal (issue) | | 446 FREELAND, P. B. (1924) Minister o f Mines, Province o f British Columbia, Annual Report fo r 1924...B168. FREELAND, P. B. (1925) Minister o f Mines, Province o f British Columbia, Annual Report fo r 1925...199-208. GALLOWAY, J. D. (1914) Minister o f Mines, Province o f British Columbia, Annual Report fo r 1914...Spokane. HUGHES, E. R. (1950) Minister o f Mines, Province o f British Co lumbia, Annual Report fo r 1950...79. ROBERTSON, W. F. (1902) Minister o f Mines, Province o f British Columbia, Annual Report fo r 1902 |  | | Book (volume) | | Each volume has an introductory chapter of the region concerned, and each national chapter also incorporates...provinces Polymetamorphic Caledonian-Hercynian-Alpidic province Northern Alpine chain Southern Alpine chain C...(mainly) Alpidic province Alpidic plutonic sub-province . Alpidic volcanic sub-province . Alpidic tectonized...tectonized, non-Alpidic magmatic sub-province . Northern Alpine chain Iron. • Manganese Nickel and cobalt...steatite • Feldspar and quartz Alpidic plutonic sub-province . Iron. 235 236 236 236 236 236 236 236 237 237 |  | | Journal (issue) | | M. England & N. Robinson Zeolites from Phillip Island and Flinders, Victoria ..................... 451...W. 2006 Australia INTRODUCTION Australia, the island continent with a land area almost exactly the same...Bass who tested black sands from the beaches of islands in what became known as Bass Strait; he is credited...and valuable specimens from the strange southern island continent. If that be the motive, there is no evidence...“Hawkesbury River in New Holland” and “Cape Barren Island in Basses Straits”2 (Jameson, 1814). By the time |  | | Book (volume) | | if Chilean leagues) east of Chanaral, in the province of Atacama. The corresponding coordinates are... troilite nodules, which frequently contained islands of metallic matrix, showing Widmanstatten structure...right, and a large troilite nodule with a metallic island to the left. Dee p-etched. Scale bar 20 mm. MERCEDITAS...way which makes them appear to be islands. Others are true islands, 2-5 mm in diameter, with Widmanstatten...mind that there was considerable activity in the region at that time because of the exploration for noble |  | | Book | | District .... Huitzuco District ........ Rio Balsas Region Puebla Tecali....................................frequently. The numer ous faults that cut the region arc the source of most of Mexico’s earthquakes...feet) and Popocatepetl (17,872 feel) dominating the region. The sum mit of the highway to Toluca is over...surface. The high plateau is presumed to be a folded region where a tremendous mass of volcanic rocks came...stream bed in the broad band of the central volcanic region will yield at least some agate. Excellent agate |  | | Book | | ALASKA Famous mineral localities: Prince of Wales Island, Alaska (by P. B. Leavens & R. W. Thomssen) 8:4-12...Rare-earth minerals in the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli)...Cassedanne) 8:382-387 Amethyst from the Thunder Bay region, Ontario (by D. G. Ellion) 13:67-70 New data on...& N. Robinson) 19:441-450 Zeolites from Phillip Island and Flinders, Victoria [Australia] (by W. D. Birch)...Rare-earth minerals in the Alpine and Subalpine region [Switzerland, Austria and Italy] (by C. M. Gramaccioli) |  | | Book | | meters (10,000 feet) high. Mineralogically, this region is of great interest to the collector and includes...WIC ' ' (OSE INSET) Figure 3. The mineral province of Sierra Madre Occidental. (Modified from Berstein...Mexicali Show & Nensengdo Figure 4. The mineral province of Sonora. (Mod ors ified from Berstein, 1964...University of New York, Albany) Provinces / 5 The province of Sonora, located in the northwest corner of...4) is an extension of both the basin and range province, and the copper porphyry belt of the western United |  | | Journal (issue) | | geological maps and sections of the gold mining region on a scale of 1 inch to 1 mile, and 42 detailed...non-Meguma rocks in Cape Breton, a part of the province where Faribault did little geological work. Additional...and other metallic mineral occurrences in the province is an important new contribution by the same author...additional information on 102 gold occurrences in the province. 338 Figure 6. Gold from Baker’s mine, Oldham...Government statistics of gold production in the province from 1862 to 1910 show that 2,080,403 tons were |  | Moroni, Marilena, Rossetti, Piergiorgio, Naitza, Stefano, Magnani, Lorenzo, Ruggieri, Giovanni, Aquino, Andrea, Tartarotti, Paola, Franklin, Andrea, Ferrari, Elena, Castelli, Daniele, Oggiano, Giacomo, Secchi, Francesco (2019) Factors Controlling Hydrothermal Nickel and Cobalt Mineralization—Some Suggestions from Historical Ore Deposits in Italy. Minerals, 9 (7) 429 doi:10.3390/min9070429 | Journal (article/letter/editorial) | | Variscan plutons in the SW part of the Sardinia island, and the Co-rich Usseglio vein system, crosscutting...studied hydrothermal ore endowment of the Arburèse region in South-Western Sardinia. Minerals 2019, 9,...southern part part of of the the Arburese Arburese region, is home to a to wide varietyvariety of deposits...deposits including skarns, high-temperature Sn–W–As region, ininparticular, particular, is home a wide of deposits...basement and, like most of the ore deposits in the region, were poorly studied until uncommon for the Sardinian |  | | Report (issue) | | mining technology of an important metal-producing region, the Andes, to a broad audience of geologists,...Dios) and sub-glacial deposits in the mountainous region near La Rinconada (Puno) continue to provide a...is described. Spanish economic interest in this region was inflamed by the exceptional volume and ease...the most well-known geographic features of the region, based on Quechua and Aymara translations, is given...explanation of the origin and abundance of gold in the region. Chapter 7 (Metallurgy) details the minerals and |  | | Journal (issue) | | mineral localities: the uranium deposits of the Shaba region, Zaire ..........................................the so-called South Equatorial polymetallic ore province straddles Zaire and Zambia. It is a gigantic accumulation...gold, silver and the platinum group metals. This province, forming a belt more than 500 km long, consists...The northern zone, located entirely within Shaba province, Zaire, is shaped like a crescent about 300 km...metamorphic rocks. The name of the geopolitical province was changed from Katanga to Shaba about 20 years | | | Book | | meters I 10,000 feet) high. Mineralogically, this region is of great interest to the collector and includes...CALl[NTCS ... I MI ( Figure 3. The mineral province of Sierra Madre Occidental. (Modified from Berstein...University of New York, Albany) Figure 4. The mineral province of Sonora. (Modified from Berstein, 1964, back...Ttcolote • S 0 R A Sor • Provinces I 5 The province of Sonora, located in the northwest corner of...4) is an extension of both the basin and range province, and the copper porphyry belt of the western United |  | | Journal (issue) | | Transvaal Province. The Eersteling mine was the first deposit to be seriously exploited in the region. of...African goldfields are located in the Transvaal province, although the Witwatersrand Basin also extends...the Barberton goldfields were discovered. This region is located in the Transvaal Lowveld (i.e., lower...Langlaagte farm was not an isolated event in that region. The dates of these various gold finds are shown...a discoverer's claim (Werdmuller, 1986). CAPE PROVINCE GOLD OCCURRENCES Prior to the discoveries of the |  | | Book (edition) | | ; . z : 5 ; ; , 5 ; : . , : . ; ISLANDS . PHILIPPINE GoLD METALS , ; L JAPAN : ...Upper Miocene age on the West Coast of the South Island, of Lower Cretaceo-Tertiary age in the Nelson district...the ocean beaches of the West Coast of the Middle Island. These have been worked both in sluices and by...volcanic mud, but it might also perhaps in this region be the result of decomposition 7 situ of clay slates...of the very numerous valleys by which all this region is intersected, the bed-rock being generally a |
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