 | | Journal (article/letter/editorial) | | Orissa, India. Manganese minerals recorded are cryptomelane, romanechite, pyrolusite, with minor amounts...ores contain > 40% Mn and mostly consist of cryptomelane, pyrolusite and romanechite with or without...filling by secondary manganese minerals like cryptomelane and pyrolusite. 81 Fig. 2 a Interbanded manganese...Massive manganese ores dominantly composed of cryptomelane and pyrolusite. Cavity filling of pyrolusite...manganese ores. They consist dominantly of goethite, cryptomelane and limonite. Siliceous manganese ores These |  | | Report (volume) | | Low-temperature veins consist of pyrolusite, cryptomelane, psilomelane, hollandite and todorokite, whereas...Japan (Moritani 1976; Hariya & Tatsumi 1981) Viti Levu, Fiji (Colley & Walsh 1987) Late OligoceneMid-Miocene...manganese orebodies (pyrolusite, manganite, cryptomelane, braunite) are interbedded with shale and are...condition developed. Sedimentary manganese deposits (cryptomelane, minor braunite), associated with BIF, occur...1987. Genesis of Fe-Mn deposits of southwest Viti Levu, Fiji. Transactions Institution of Mining and Metallurgy |  | | Report (issue) | | the vicinity of the old Lecht mine occurs as cryptomelane and (in small amount) lithiophorite. Brecciation...of coastline adjacent to Taveuni, Vanua Levu and Viti Levu. OfTshore placer deposits were reconnoitred...ly with UNDP, off the Singatoka and Mba rivers on Viti l_.evu. A new prospect for magnetite, tin, silver...j unction of the Pacific Plate with the northern Fiji Plateau, and hydrothermal metalliferous m inerals...centres on the Fiji Plateau. Two hydrocarbon prospective deep-water basins off South Viti Le,tu, one a |  | | Book (volume) | | Mineralization, Petrogenesis,and Tectonic Evolution of Fiji ........ .. .... ... ... .. ...... .. ........ ...orebodies are pyrolusite, psilomelane (1nainly cryptomelane), n1anganite, and, in places, rhodochrosite... ~IINERALIZATION, PETROGENESIS AND TECTONIC EVOLUTION OF FIJI L. J. LAWRENCE School of Applied Geologv, Universitv·...in early Tertiary time, the main island of Fiji-Viti Levu-belonged to the New Hebrides part of the outer...that arc in a N-S direction. The older rocks of Fiji developed within that position. Relative movement |  | | Book (edition) | | Trilobita BT Trilobitomorpha Arthropoda Invertebrata cryptomelane BA oxides BT minerals SA manganese minerals...Earth SA geodesy SA geoid on level 2 under Fiji Independent state consisting of is- CO ferropseudobrookite...W1780000E1770000 Fiji Islands Melanesia Vanua Levu Viti Levu Pacific Ocean Fiji Islands use Fiji Fiji Plateau...Plateau Just E of Fiji in S. BT Pacific Ocean Filicales use Filicopsida Filicopsida Including Filicales....the Tonga Islands and S of the Lau group of the Fiji Islands BT Pacific Ocean Lauderdale County Term |  | | Book (edition) | | Excellent crystals to > I cm at Yatukoula, Viti Levu, Fiji Islands. Common in stratiform Au ore deposits...468-480, 1999. Coronadite Pb(Mn4+,Mn2+)gO16 (4.D, cryptomelane group). Monoclinic, 12/m, a,b,c = 9.94, 2.87...or magnesioriebeckite. CM 35,219-246, 1997. CRYPTOMELANE St.-Michel, Montreal, both Quebec. In cryolite...India. Dana, v. 2, 104-105, 1951. Cryptomelane KMn 8O 16 (4.D, cryptomelane group). Monoclinic, pseudotetragonal...occurs at the Undu mine, TtJl'llndamu,Vanua Levu Is., Fiji Islands; at Wittichen, Schwarzwald Mts., at |  | | Report (issue) | | Paleontologic studies of Okinawa, Guam, and the Fiji Islands___________________________ 48 IX Page...deposits near Philipsburg, Montana Pyrolusite, cryptomelane, todorokite, chalcophanite, hetaerolite, manganite... a stilbite-like zeolite, manganese oxides (cryptomelane, pyrolusite, and manganite), hematite, and limonite...Paleontologic studies of Okinawa, Guam, and the Fiji Islands L. W. Leroy has found that fossil Foraminifera...of larger Foraminifera in four samples from Viti Levu, Fiji Islands not only establish the presence of |  | | Book (edition) | | Trilobitomorpha BT Arthropoda BT Invertebrata cryptomelane BA oxides BT minerals SA manganese minerals...Tasman Sea DSDP Site 285 Term introduced in 1989. S Fiji Basin, W Pacific. CO S264910S264909 El 754815E1754814...under geodesy) 1). SA SA SA Earth geodesy geoid Fiji Independent state consisting of is¬ land group between...770000 UF Fiji Islands BA Melanesia BT Oceania NT Vanua Levu NT Viti Levu SA Pacific Ocean Fiji Islands...Islands use Fiji Fiji Plateau Just E of Fiji in S Pacific Ocean. BT Pacific Ocean Filchner Ice Shelf Term introduced |  | | Book (edition) | | calcite, associated with argentian todorokite, cryptomelane, pyrolusite, and quartz at the Aurora (Treasure...elsewhere in Ontario, Canada; the Emperor gold mine, Fiji; and at localities in Mexico, El Salvador, Romania...36:484-503 (1951). CORONADITE Pb(Mn*4,Mn*?)sO4. Cryptomelane Group CRYSTAL SYSTEM: Tetragonal CLASS: 4/m...ed., v. II, p. 99-100, New CRYPTOMELANE K(Mn*?,Mn**)sOx¢ Cryptomelane Group CRYOPHYLLITE CRYPHIOLITE...CSIKLOVAITE (Inadequately described) Bi,Te(S,Se).(?) CRYPTOMELANE GROUP Monoclinic, tetragonal, or pseudotetragonal | | | Book (edition) | | calcite, associated with argentian todorokite, cryptomelane, pyrolusite, and quartz at the Aurora (Treasure...elsewhere in Ontario, Canada; the Emperor gold mine, Fiji; and at localities in Mexico, El Salvador, Romania...36:484-503 (1951). CORONADITE Pb(Mn + 4 ,Mn + 2)a016 Cryptomelane Group CRYSTAL SYSTEM: Tetragonal CLASS: 4/m...104-105, New York, Wiley, 1951. CRYPTOMELANE K(Mn + 2,Mn+ 4 )a016 Cryptomelane Group CRYSTAL SYSTEM: Monoclinic...CSIKLOVAITE (Inadequately described) Bi2Te(S,Se)2(?) CRYPTOMELANE GROUP Monoclinic, tetragonal, or pseudotetragonal |  | | Book | | quartz-free (diorite, syenite) association Vunda, Fiji 7 Au (As) quartz monzonite, granodiorite, qtz...New Guinea-Melanesia belt (the Solomons, Vanuatu, Fiji) NG: J-Q sedim.cover 01-P1 dior.to quartz PCm sialic...four of which have reserves over 1 New Guinea to Fiji, a copper occurrences are Mt Cu. Geology and 1138...islands), Solomon Islands, New Hebrides (Vanuatu) and Fiji. These islands, already mentioned in Chapter 5 (Davies...Manus Island (Mt. Kren), Guadalcanal (Koloula), Viti Levu (Namosi area) and other islands. The Panguna deposit |  | | Journal (article/letter/editorial) | | Covellite Crandallite Crocidolite Crocoite Cryolite Cryptomelane Cubanite Cummingtonite Cuprite Cylindrite Danburite...rhodonite, braunite, jacobsite, hausmannite, cryptomelane, coronadite, todorokite, birnessite and hollandite...(hollandite, pyrolusite, ramsdellite, romanèchite, cryptomelane) Fe–Ba–F gangue minerals and abundant clay minerals...normally consists of pyrolusite, psilomelane, cryptomelane, manganite, hausmannite, braunite and 93 barite...stratigraphical units. In the Cambrian host sediments cryptomelane, pyrolusite, romanèchite, hollandite and coronadite | | | Journal (article/letter/editorial) | | Covellite Crandallite Crocidolite Crocoite Cryolite Cryptomelane Cubanite Cummingtonite Cuprite Cylindrite Danburite...rhodonite, braunite, jacobsite, hausmannite, cryptomelane, coronadite, todorokite, birnessite and hollandite...(hollandite, pyrolusite, ramsdellite, romanèchite, cryptomelane) Fe–Ba–F gangue minerals and abundant clay minerals...normally consists of pyrolusite, psilomelane, cryptomelane, manganite, hausmannite, braunite and 93 barite...stratigraphical units. In the Cambrian host sediments cryptomelane, pyrolusite, romanèchite, hollandite and coronadite |  | | Book | | quartz-free (diorite, syenite) association Vunda, Fiji 7 Au(As) quartz monzonite, granodiorite, qtz...New Guinea-Melanesia belt (the Solomons, Vanuatu, Fiji) NG: J-Q sedim.cover 01-P1 dior.to quartz PCm sialic...four of which have reserves over 1 New Guinea to Fiji, a copper occurrences are Mt Cu. Geology and 1138...islands), Solomon Islands, New Hebrides (Vanuatu) and Fiji. These islands, already mentioned in Chapter 5 (Davies...Manus Island (Mt. Kren), Guadalcanal (Koloula), Viti Levu (Namosi area) and other islands. The Panguna deposit |  | | Book | | rocks 50 Magmatic deposits • South Africa + Viti Levu , Fiji Skaergaard ... Li quids 11 GranoPhyre MgO...(Mississippian) Devonian Cambrian Precambrian Others Hawaii, Fiji, Solomon . Islands Ghana, Ivory W. Australia Coast...this deposit the appearance of pyrolusite and cryptomelane at an intermediate stage of oxidation rather...supergene enrichment above primary sulphide ore. Cryptomelane KMn8016 Cuprite C U20 Copper ore mineral...Complex 22,23,26-7,32 Crushing iron ore 315 Cryptomelane 307,432 Crystallization intrusions 82-3, 84 |  | | Book (edition) | | calcite, associated with argentian todorokite, cryptomelane, pyrolusite, and quartz at the Aurora mine (Treasure...484-503 (1951 ). CORONADITE Pb(Mn 2+, Mn4 +)s016 Cryptomelane Group CRYSTAL SYSTEM: Tetragonal CLASS: 4/m...Ed., v. II,p. 104-105,NewYork, Wiley, 1951. CRYPTOMELANE K(Mn 2+, Mn4+)s016 CRYSTAL SYSTEM: Tetragonal...1951. HOLLANDITE Ba(Mn 2 +, Mn4 +, Fe 3+)s 0 16 Cryptomelane Group .. CRYSTAL SYSTEM: Monoclinic CLASS:...IRON-MONTICELLITE = Kirchsteinite ISHIGANEITE = Mixture of cryptomelane and birnessite ISHI KAWAI TE (Uranium-rich variety |  | | Book | | and pyrolusite. Secondary minerals such as cryptomelane and psilomelane often form cavernous and concretionary...the Tertiary succession on the island of Viti Levu in the Fiji Islands, which represents a typical convergent |  | | Book | | REPUBLIC [CZECHOSLOVAKIA] Emperor mine, Vatukoula, Viti Levu Island. For accounts of this unusual gold mine...collapsed caldera near the northern coast of Viti Levu, see this entry for Gold, Sylvanite and Tellurium...oxide species including romanechite, hollandite, cryptomelane and bimessite. It is retained as a heading here...[Lower Silesia] Province. See this entry for Cryptomelane. AFRICA GABON Moanda mine, Moanda, Haut-Ogoue...interlocking tufts to 2.5 cm, in some cases with black cryptomelane or gray collinsite. Sprays and tufts of lemon-yellow |  | | Report (issue) | | 5, p. 339-340. The chemical relationship of cryptomelane (psilomelane), hollandite, and coronadite: Am...1-33. Gill, J. B., 1970, Geochemistry of Viti Levu, Fiji, and its evolution as an island arc: |  | | Report (issue) | | oxides, pyrolusite (a simple manganese oxide) and cryptomelane (a potassium-bearing oxide) are the most widely...discussed in detail in this chapter. Cryptomelane.—Cryptomelane (K( Mn4+,Mn2+) 8O16 ), a potassium-bearing...and others, 2002), and (c) Papua New Guinea and Fiji (for example, in Papua New Guinea, the Porgera deposit...in New Ireland Province; and in Fiji, the Emperor deposit in Viti Levu). In the Cripple Creek district...mineralization at the Emperor gold mine, Vatukoula, Fiji: Journal of Geochemical Exploration, v. 36, nos |  | | Book | | of impacts on Earth. Elements 8:55–60 Pratesi G, Viti C, Cipriani C, Mellini M (2002) Silicate-Silicate...Prasad B (2003) Development and climate change in Fiji: focus on coastal mangroves. Environment Directorate...sea-level rise and climate change, case study: Viti Levu Island, Fiji, phase I: concept and approach. In: South...encrustations of botryoidal pyrolusite, psilomelane, cryptomelane, ramsdellite, todorkite and nsutite with goethite |
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