 | Carbone, Cristina, Di Benedetto, Francesco, Marescotti, Pietro, Martinelli, Alberto, Sangregorio, Claudio, Cipriani, Curzio, Lucchetti, Gabriella, Romanelli, Maurizio (2005) Genetic evolution of nanocrystalline Fe oxide and oxyhydroxide assemblages from the Libiola mine (eastern Liguria, Italy): structural and microstructural investigations. European Journal of Mineralogy, 17 (5) 785-795 doi:10.1127/0935-1221/2005/0017-0785 | Journal (article/letter/editorial) |
| hematite and goethite with minor quartz and lepidocrocite; in some samples, the presence of very minor...âfingerprintâ of the presence of very small amounts of lepidocrocite, not easily detectable by means of XRD. According...representative sample 1b. (b) plot of the 800-1200 cm-1 region for all the investigated samples. Spectra of synthetic...vibrational modes of goethite (plain text) and lepidocrocite (italic) observed in the IR spectra. νHOHs νOHs...the presence of the characteristic band of lepidocrocite at 660 cm-1 (Cornell & Schwertmann, 1996). A |
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| Malachite Mandarinoite Marcasite Molybdomenite Lepidocrocite Olsacherite Penroseite (cobaltian) Penroseite...crystals have been observed in association with lepidocrocite. Cobaltomenite may form directly from penroseite...as a distinct phase. Lepidocrocite y-Fe+30 (0 H ) Apart from the lepidocrocite which is associated with...Figure 25. Tabular (parallel (010)) crystals of lepidocrocite on goethite. SEM photomicro graph. Linarite...associated with chalcomenite, ahlfeldite, goethite, lepidocrocite and younger kerstenite. Reevesite Ni6Fe2 3(C |
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| 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 |
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| Kupletskite Kutnohorite Lavenite Lemoynite Lepidocrocite Lizardite Lollingite Magnesioarfvedsonite Marcasite...later regional met amorphism took place in this region, prior to the Cretaceous intrusion 290 of Mont...pectolite, calcite and fluorite. Lepidocrocite y-Fe+30 (0 H ) Lepidocrocite has been identified from an altered...previously known only as cleavage fragments from the island of Rouma, Los Archipelago, Guinea (Lacroix, 1931);...Goethite Hematite Hochelagaite Ilmenite Kaolinite Lepidocrocite Lueshite Magnetite Nordstrandite Pyrochlore |
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| 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...âHawkesbury River in New Hollandâ and âCape Barren Island in Basses Straitsâ2 (Jameson, 1814). By the time |
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| art Two! COME BACK TO RHODE ISLAND October 28, 29 and 30, 1988. Rhode Island Mineral H unters is proud...Community College of Rhode Island (CCRIO Knight Campus, Warwick, Rhode Island, (exit 12B off 1-95) In...History are expected to participate. From Rhode Island-am ethyst scepters; from Connecticut-dinosaur tracks...invite you to COME BACK TO RHODE ISLAND IN '88. Sponsored by: Rhode Island M ineral H unters At: C om m...Knight C am pus (Mall Exit 1-95) W arw ick, Rhode Island V Show Chairm an: M arilyn F. Dodge 72 W oodbury |
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| 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) |
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| Rita mines, 1854. New Mexico officially became a province of the newly independent country of Mexico in...Society Guidebook, 34th Field Conference, So corro Region II, 89-95. FLORIN, L. (1971) New Mexico and Texas...Zn5(C 03)2(0H)6 Jarosite KFe3+3(S04)2(0H)6 Lepidocrocite yFeO(OH) Libethenite Cu2(P 04)(0H) Linarite...Blanchard claims. Natural active caves are found in the region and it is clear that a genetic relationship exists...material to his attention). Goethite aFeO(OH), Lepidocrocite yFeO(OH), and Hematite aFe20 3 All specimens |
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| Chapter 22. Sediment Trails in Tectonically Active Islands: Heavy Minerals in use in New Zealand . . . . ...various geochemical regimes in Denmark and the island of Helgoland. These include Triassic red beds with...elucidate the stratigraphy and tectonic history of the region. A new method is presented for plotting normalised...of particles from the Roman-Campanian Volcanic Province may also have contributed. Durn et al. conclude...analysed prehistoric ceramics from a series of islands in PaciďŹc Oceania and discovered a diverse array |
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| Luise Volcano on the east coast of Lihir Island, New Ireland Province, Papua New Guinea. The Ladolam gold...Le SECTION 2.3: Gold Deposits Of The Murchison Province, Yilgarn Craton Bluebird gold deposit, Meekatharra...SECTION 2.4: Gold Deposits Of The Southern Cross Province, Yilgarn Craton Gidgee gold deposits, Jonesville...Of The NorsemanâWiluna Belt, Eastern Goldfields Province, Yilgarn Craton Wiluna gold deposits P.. MCGoldricks...Oe Ee RC Gold deposits of the Kambalda-St Ives region TL)EEMPRODCHESSANGSIV RELICS arene ree eT Rae TRPTER |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| committees. GIESSEN, a town of Germany, capital of the province of Upper Hesse, in the grand-duchy of Hesse-Darmstadt...marine and landscape painter, was born on Naushon Island, Massachusetts, on the 23rd of December 1840. He...(anc. Jgilium), an island of Italy, off the S.W. coast of Italy, in the province of Grosseto, 11 m. to...quarried here by the Romans, and is still used; the island is fertile, and produces wine and fruit, the cultivation...1900). GIJON, a seaport of northern Spain, in the province of Oviedo; on the Bay of Biscay, and at the terminus |
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| of dendritic native copper from the Great Lakes region of eastern North America is shown in FIGURE 2A...from aes Cyprium, meaning metal from Cyprus, a region famed in Roman times for its supply of smelted...bronze helmet recovered from the sea near the Greek island of Corfu. Using wet chemical analysis, Davy determined...has dissolved away, leaving behind uncorroded islands of alpha+ delta eutectoid (see APPENDIX A, on bronze)...that leads to a flow of ionic species from one region or surface to another. Most corrosion processes |
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| from Hudson Bay into the western Lake Superior region, calculation of dilution and dispersion coefficients...gravel from horizontal plane beds in the crestal region of these dunes. close to the general threshold...trough exceeded 4, and 0 measured over the crestal region exceeded 0.08 (Dyer 1970b. 1971, 1972). Most data...reduced. In this region of expanding streamlines and velocity reduction near the crestal region of the dune...tributary fans to the Sao Juan river in an arid region of western Argentina. Each of these fans is characterized |
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| regions. Unit cell axes are shown for the wurtzite region (Banfield et al., unpublished). 16 Banfield...nanoparticle (C) retains typical anatase bulk structure. Region C disappears as particle diameter decreases toward...geometries. Second, we specify a ânear-surface region,â this being a zone of atomic layer(s) near, but...written E(small particle) = E(bulk + near-surface region) + E(surface) For comparison, consider a particle...its interior consists entirely of ânear-surface region.â The total energy of su ch a (tiny) nanoparticle |
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| position of 56Fe; and (iv) the abundance peaks in the region past iron at the neutron closed shell positions...mixing caused by the convection, the entire unstable region evolves essentially chemically homogeneouslyâreplenishing...of burning region (central or shell burning) and depleting the fuel elsewhere in that region at the same...burning of this fuel then commences outside that region. Table 1 summarizes the burning stages and their...maximum temperatures that have been reached in each region in the preceding hydrostatic burning stages (Table |
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| 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 |
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| nebular radius of a few astronomical units. In this region there is renewed turbulent viscosity, which leads...equilibrium. 14 A.G.W.CAMERON Since this is the region in which chemical accumulation of meteorites probably...timeinterval of 4 x 106 yr through the T-Tauri star region, where mass was ejected at a high rate. Due to...concluded therefrom that the temperature in this region first falls rapidly (to 100 K within the first...well as shielding-effects by dust in the inner region of the solar system have been neglected. Shielding |
