| Weerakoon, M.W.K., Miyazaki, T., Shuto, K., Kagami, H. (2001) Rb-Sr and Sm-Nd Geochronology of the Eppawala Metamorphic Rocks and Carbonatite, Wanni Complex, Sri Lanka. Gondwana Research, 4 (3) 409-420 doi:10.1016/s1342-937x(05)70340-3 | Journal (article/letter/editorial) | Geochronology of the Eppawala Metamorphic Rocks and Carbonatite, Wanni Complex, Sri Lanka M.W.K. Weerakoonl...metamorphic rocks of the Eppawala carbonatite body, Wanni complex, Sri Lanka, revealed that these rocks...occurred 610-550 Ma in the three crustal units in Sri Lanka. Rb-Sr system for biotite, apatite and whole-rock...whole-rock fractions suggests 493k5 Ma for the Eppawala carbonatite body. This age indicates the cooling age...of regional metamorphism 610-550 Ma. Therefore, Eppawala carbonatite body has a strong possibility to be | | | Journal (article/letter/editorial) | ORIGINAL PAPER Petrogenesis of the Eppawala carbonatites, Sri Lanka: A cathodoluminescence and electron...the crystallization processes in the Eppawala carbonatites, Sri Lanka. The well preserved magmatic textures...Geology, University of Peradeniya, Peradeniya, Sri Lanka e-mail: apitawala@pdn.ac.lk B. G. Lottermoser...major rock-forming minerals of the Eppawala carbonatites, Sri Lanka. These data have been used to establish...KC HC VC Eppawala 8 O The Eppawala area Physiography and mining activities The Eppawala study area | | | Journal (article/letter/editorial) | petrological characteristics of Eppawala phosphate deposits, Sri Lanka Received: 15 August 2000 / Accepted:...Abstract The apatite-bearing carbonate rocks at Eppawala, Sri Lanka occur as massive, discontinuous bodies in...important phosphate deposits. The ore bodies at Eppawala contain £42% P2O5, and citric acid solubility...apatite, with lesser amounts of ilmenite, magnetite, pyrite, forsterite, phlogopite, enstatite, magnesite,...a few millimetres to several decimetres). The Eppawala rocks are characterised by low silica (£0.41%) | | | Journal (article/letter/editorial) | carbonatites occur in India, Pakistan, Afghanistan and Sri Lanka; but so far not known to occur in Nepal, Bhutan...and Jawar), Afghanistan (Khanneshin) and Sri Lanka (Eppawala). This review provide the comprehensive information...(MH) – 440001, India; Geological Survey of India, Central Region, Seminary Hills, Nagpur (MH) – 440006, India...Amba Dongar, Koga, Peshawar Plain, Khanneshin, Eppawala 1 Introduction Carbonatite melts are known to...Pakistan [12, 28, 29, 54], Afghanistan [35], and Sri Lanka [32, 36]. amount of data on trace elements and | | | Journal (article/letter/editorial) | abundant deposits around Meizhou City, Guangdong Province, China with the highest ΣREE range of 1162 µg/g...REE deposits in the Chilean coastal range of the central Andes were found to be up to 2000 µg/g [25]. Beach...Shelf Bottom sediments 104 to 220 [45] Central North Pacific Ocean Siliceous sediments 810.4 [46]...Eastern South Pacific Deep-sea mud 1000–2230 North Pacific (east and west of Hawaiian Islands) Deep-sea...400–1000 Minamitorishima Island in the Western North Pacific REE-rich Mud >1446.2 (REE+Y) [51] South | | | Journal (article/letter/editorial) | carbonate-silicate parageneses from granulite-grade rocks of Sri Lanka Radegund Hoffbauer* and Beate Spiering Minera...calc-silicate rocks and marbles of central and southern Sri Lanka can be characterized by three groups...Complex (HC) (Kr6ner et al., 1991; Cooray, 1994) of Sri Lanka are interbedded and folded with granulite- and...tectonic evolution and metamorphic conditions of the Sri Lankan high-grade series are described in detail...pyr. rhotite, Prg = pargasitic amphibole, Py = pyrite, Qtz = quartz, Rt = rutile, S c p = scapolite, | | | Journal (issue) | Winter Branch Chairmen: Midlands - G.M. Green, North West - I. Knight, Scottish - B. Jackson, South West...iridescent chatoyancy Grey orthoclase moonstone from Sri Lanka has a unique combination of a cat's-eye and a...Brazil and another colourless of 12.20 ct from Sri Lanka, but this specimen is considerably larger. Two...Moonstone with a star and cat'seye combination from Sri Lanka Sunstone cat's-eye from Russia A stone described...purchased in Germany and probably comes from Sri Lanka, where a similar one was offered to the author | | | Journal (article/letter/editorial) | early Cambrian (ca. 665–535 Ma) linkage between Sri Lanka and India Prasanna Lakshitha Dharmapriya, Sanjeewa...early Cambrian (ca. 665–535 Ma) linkage between Sri Lanka and India, International Geology Review, DOI:...early Cambrian (ca. 665–535 Ma) linkage between Sri Lanka and India Prasanna Lakshitha Dharmapriyaa,b, Sanjeewa...Science, University of Peradeniya, Peradeniya, Sri Lanka; bDepartment of Geology, Faculty of Science, University...University of Peradeniya, Peradeniya, Sri Lanka; cCentre for Earth Sciences, Indian Institute of Science | | | Journal (article/letter/editorial) | and M. Schidlowski, Sulfur isotope abundances in pyrite from the Witwatersrand conglomerates, Econ. Geol...Precambrian uranium deposits of the Blind River District, Canada, Naturwissenschaften, 61, 449, Berlin...geochemistry of the Precambrian Lomagundi carbonate province, Rhodesia, Geochim. Cosmochim. Acta, 40, 449–455...the vicinity of the Almadén mercury deposit (Province of Ciudad Real, Spain), in D.D. KLEMM and H.J...Precambrian scheelite deposits from the San Luis Province, Argentina, in K. GERMANN (Ed.), Geochemical Aspects | | El Bamiki, Radouan, Raji, Otmane, Ouabid, Muhammad, Elghali, Abdellatif, Khadiri Yazami, Oussama, Bodinier, Jean-Louis (2021) Phosphate Rocks: A Review of Sedimentary and Igneous Occurrences in Morocco. Minerals, 11 (10) 1137 doi:10.3390/min11101137 | Journal (article/letter/editorial) | authigenic mineral precipitations, including glauconite, pyrite, and dolomite [2,47]. The newly formed carbonate... ijolite, syenite, fenite, nephelinite Sri Lanka Eppawala Ediacaran (~550 Ma) 38 Canada Lackner...Maastrichtian to the Ypresian. (Tethyan) phosphogenic province [80]. They were deposited during the Upper Creta-...Abdoun Basin provided markers theTethyan Thanetian province and Basal Ypresian [85]. Accordingly,accumulations...period compared to other deposits in the Tethyan province (Figure 5). The marine-dominated sediment bounded | | Hirayama, Eri, Tsunogae, Toshiaki, Malaviarachchi, Sanjeewa P. K., Takamura, Yusuke, Dharmapriya, Prasanna L., Tsutsumi, Yukiyasu (2020) Prolonged Neoproterozoic high‐grade metamorphism of the Wanni Complex, Sri Lanka: New insights from petrology, phase equilibria modelling, and zircon U–Pb geochronology of partially melted cordierite gneiss from Walpita. Geological Journal, 55 (9). 6147-6168 doi:10.1002/gj.3792 | Journal (article/letter/editorial) | high-grade metamorphism of the Wanni Complex, Sri Lanka: New insights from petrology, phase equilibria...Science, University of Peradeniya, Peradeniya, Sri Lanka | | Yukiyasu Tsutsumi5 We report new petrological...near-peak metamorphisms of the Wanni Complex (WC) in Sri Lanka, and investigate the pressure–temperature– time...metamorphism is explained by a recent tectonic model of Sri Lanka. The model suggests double-sided subduction and...cal data on high-grade metamorphic rocks from Sri Lanka, southern which were metamorphosed to regional | | | Report (issue) | Deposit/Site_Name, is meant to identify the area, deposit, district, mine, or occurrence to which the geologic, economic...duplicates, for some areas we report information for a district or area, as well as for specific deposits or mines..., eds., Mineral Deposits of Europe, volume 3: Central Europe: London, The Institution of Mining and Metallurgy...Detterman, R.L., 1989, Triassic phosphate deposits, north-eastern Alaska, USA, in Notholt, A.J.G., Sheldon...Precambrian Champaner Group, near Gandhra, Panchmahal District, Gujarat, in Rao, G.V., Dasgupta, S.P., Pant, | | Wang, Zhen-Yu, Fan, Hong-Rui, Zhou, Lingli, Yang, Kui-Feng, She, Hai-Dong (2020) Carbonatite-Related REE Deposits: An Overview. Minerals, 10 (11) 965 doi:10.3390/min10110965 | Journal (article/letter/editorial) | Mianning in Sichuan province, the Gannan in Jiangxi province and northern Guangdong province are the major...large deep fault that crosses the REE west coast of North America. is mostly concentrated in the Mesozoic...Ga, [20]) and the Miaoya REE deposit in Hubei province (232 Ma, association with Nb-containing minerals...on the northern and southeastern margins of the North China Craton, respectively; the Maoniuping REE deposit...Miaoya and Shaxiongdong REE deposits in Hubei Province are located in the Qinling orogenic belt [31–35] | | Casillas, Ramón, Demény, Attila, Nagy, Géza, Ahijado, Agustina, Fernández, Carlos (2011) Metacarbonatites in the Basal Complex of Fuerteventura (Canary Islands) The role of fluid/rock interactions during contact metamorphism and anatexis. Lithos, 125 (1) 503-520 doi:10.1016/j.lithos.2011.03.007 | Journal (article/letter/editorial) | large shield volcanoes were formed: the southern, central and northern edifices (Ancochea et al., 1996). A...trachybasalts) outcrop in the core of the northern and central edifices (e.g.: Pájara Pluton) (Hobson et al., 1998;...The Fuerteventura carbonatites are exposed from north to south, forming part of three plutonic ultra-alkaline...accessories. Dispersed chalcopyrite, sphalerite and pyrite can be found in these rocks in minor amounts. Strontianite...anatectic zone, sulphide minerals are ubiquitous: pyrite (FeS2), pyrrhotite (Fe(1 − x) S (x=0 to 0.2)), | | | Book | major producing districts, or a representative district if there are many. We name the chief mining companies...graphite supply must come not merely from one district but from a single mine. Thus the physical properties...extremes of unit value and place value. Although the central realm of the industrial minerals and rocks is clear... The takeover of soda-ash markets, at least in North America, by the mineral trona is another marked...Geology of Industrial Minerals, held annually in North America, provide much geological and related information | | | Journal (article/letter/editorial) | insoluble high minerals, such as silicates, kaolinite, pyrite, magnetite, and zircon, present in the coal utilised...the % LREE recovery [58]. It can also kaolinite, pyrite, magnetite, and zircon, which are present in raw...A case study of the lake sediments in Eppawala area Sri Lanka. J. Geochem. Explor. 2019, 201, 113–124...rare earth elements in Fort Union lignite coals of North America. Int. J. Coal Geol. 2018, 191, 112–124....Extraction from North Dakota Coal-Related Feed Stocks. Ph.D. Dissertation, University of North Dakota, Grand | | | Book | pigeon's-blood rubies are pried from both soil and central government control. Marvel over India's maharajahs...finest star ruby on public display. A product of Sri Lanka's gem gravels, today it resides at the Smithsonian...origin is uncertain, but probably emanates from Sri Lanka. Today it rests in New York's Amer1can Museum...ndwns 465 Bibliography-Montana 469 North Caroli na 472 Bibl iography- North Carolina 472 Bibliography- O ther...473 History 474 Luc Yen 474 Quy Chau (Bu Khang District) 475 Other Vietnam corundu.n1 localities 478 Mining | | | Book | affects its present characteristics as a minera1 province, because of the exposure of the various depth...Buddington (1959) in his classical paper on the North American granites, proposed a three-fold depth subdivision...multiphase, nested, and include a subsidence of the central block and the downward passage of tabular plutons...Peru, map and distribution of ore deposits in the central sector. Based on the Mapa Metalogenico del Peru...Arequipa, Toquepala-Cerro Verde district; in the centre, Morococha and in the north, Michiquillay) straddle the | | | Book | affects its present characteristics as a mineral province, because of the exposure of the various depth...Buddington (1959) in his classical paper on the North American granites, proposed a three-fold depth subdivision...multiphase, nested, and include a subsidence of the central block and the downward passage of tabular plutons...Peru, map and distribution of ore deposits in the central sector. Based on the Mapa Metalogenico del Peru...Arequipa, Toquepala-Cerro Verde district; in the centre, Morococha and in the north, Michiquillay) straddle the | | | Report (issue) | Sci.) North America Central and South America Australasia Far East Southern Africa Central and East...East Africa West Africa North Africa and the Middle East Northern Europe Western Europe Eastern Europe...fale micolame)a-mmit-lelig- mom) eerele] in the North-East of the “lron Square“. Apart from rich ore,...Canada Cameroons Caribbean Countries Central African Empire Central American Countries Chad Chile China...431 South West Africa 443 Soviet Union Spain Sri Lanka Sudan Surinam Swaziland Sweden 531 511 408 484 | | | Book | Floral Province ..................................................... 1.5.2 Zagros Floral Province ........................... 1.5.3 Iran’s Central Plateau Floral Province ............................... 1.5...5.4 Southern Coastal Plains Floral Province ............................ 1.6 Summarized Facts About Vegetation......................................... 1.10.3 Central Mountains .............................................................................. 2.1.1 Central Iran.......................................... |
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