 | | Journal (article/letter/editorial) | | zincian spinel mineralization in granulite-facies Archaean rocks at Dowerin, Western Australia P. J. DOWNES*...Planetary Sciences, Western Australian Museum, Francis Street, Perth, Western Australia 6000 ABSTR ACT ...occurs near Dowerin, in the southwestern region of the Archaean Yilgarn Craton, Western Australia. The deposit...Batholith (2587±25 Ma). Beryllium mineralization at Dowerin occurs in plagioclasequartz-biotite-garnet gneiss...alexandrite, spinel, Be mineralization, chrysoberyl, granulite-facies terrains, Yilgarn Craton, Western Australia |  | Pautov, L. A., Popov, M. P., Erokhin, Yu. V., Khiller, V. V., Karpenko, V. Yu. (2013) Mariinskite, BeCr2O4, a new mineral, chromium analog of chrysoberyl. Geology of Ore Deposits, 55 (8) 648-662 doi:10.1134/s1075701513080096 | Journal (article/letter/editorial) | | content (1.36 wt % Cr2O3) in chrysoberyl from Dowerin, Australia was published by Downes and Bevan (2002)...1976); Kerala, India (Soman and Nair, 1985); Dowerin, Australia (Downes and Bevan, 2002); Franqueira, Spain...area of the Emerald Mines is divided into the western zone, occupied by the Adui granitic pluton; the...(Fig. 3). The transformation of highAl spinel into lowAl spinel, with a simultaneous increase in Cr and...zin cian spinel mineralization in granulitefacies Archaean rocks al Dowerin, Western Australia, Mineral |  | | Report (edition) | | maps produced by the Geological Survey of Western Australia are available from: Information Centre Department...Bulletin 25 GEMSTONES OF WESTERN AUSTRALIA Gemstones of Western Australia second edition While systematically...authoritative, the second edition of Gemstones of Western Australia is written not only for the professional geologist...et al. The second edition of Gemstones of Western Australia is an updated version published in response...formal inception of the Geological Survey of Western Australia (GSWA) in 1896. In this second joint publication |  | | Report (edition) | | Stocklmayer GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Gemstones of Western Australia FRONTISPIECE Euhedral black... MINERAL RESOURCES BULLETIN 25 GEMSTONES OF WESTERN AUSTRALIA by J Michael Fetherston, Susan M Stocklmayer...Stocklmayer Perth 2013 GEOLOGICAL SURVEY OF WESTERN AUSTRALIA MINISTER FOR MINES AND PETROLEUM Hon. Norman...EXECUTIVE DIRECTOR, GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Rick Rogerson REFERENCE The recommended reference...VC 2013, Gemstones of Western Australia: Geological Survey of Western Australia, Mineral Resources Bulletin |  | Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., Da Silva, M. R. R. (2013) Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58 (2) 79-90 | Journal (article/letter/editorial) | | without a well-established Be source (e.g. at Dowerin, Australia; Downes and Bevan 2002) and could be distinguished...zincian spinel mineralization in granulite-facies Archean rocks at Dowerin, Western Australia. Mineral...the Napier Complex in Khmara and Amundsen bays, western Enderby Land, East Antarctica. Polar Geosci 13:...of the Cannington Ag–Pb–Zn Deposit, Northeast Australia. Gondwana Res 8: 493–509 Kloosterman JB (1944) |  | | Journal (article/letter/editorial) | | from nr. Holleton, W. Aust. University of Western Australia No. 37812. Mm. index from petrology and associated...from nr. Ellen Brook, W. Aust. University of Western Australia No. 36335. Mm. index from regional geology...gneiss from Yandanooka, W. Aust. University of Western Australia No. 32231. Mm. index from mineral assemblage...from Newmans Rock, W. Aust. University of Western Australia No. 34687. Mm. index from regional geology...pegmatite from Ellen Brook W. Aust. University of Western Australia No. 36336. Mm. index from regional geology |  | | Journal (article/letter/editorial) | | the Pilbara (Fig. 1) and Yilgarn Cratons, Western Australia (e.g., Sweetapple & Collins 2002; Jacobson...2640 2649 million years in age, Yilgarn craton, Australia (Downes & Bevan 2002). However, two Be silicates...zincian spinel mineraliza on in granulite-facies Archaean rocks at Dowerin, Western Australia. Mineralogical...the Napier Complex in Khmara and Amundsen Bays, western Enderby Land, East Antarc ca. Polar Geoscience...to the Pegma tes of Western Australia. Hesperian Press, Carlisle, Western Australia. JOHNSON, S.P., DE |  | | Journal (article/letter/editorial) | | i Pilbara (figur 1) og Yilgarn Cratons, Vest-Australia (f.eks. Sweetapple & Collins 2002; Jacobson et...gneis 2640 l 2549 millioner år i Yilgarn Craton i Australia (Downes & Bevan 2002). 1) Metamorfiske og metasoma...zincian spinel mineraliza on in granulite-facies Archaean rocks at Dowerin, Western Australia. Mineralogical...the Napier Complex in Khmara and Amundsen Bays, western Enderby Land, East Antarc ca. Polar Geoscience...to the Pegma tes of Western Australia. Hesperian Press, Carlisle, Western Australia. JOHNSON, S.P., DE |  | | Journal (issue) | | the Pilbara (Fig. 1) and Yilgarn Cratons, Western Australia (e.g., Sweetapple & Collins 2002; Jacobson...2640 2649 million years in age, Yilgarn craton, Australia (Downes & Bevan 2002). However, two Be silicates...zincian spinel mineraliza on in granulite-facies Archaean rocks at Dowerin, Western Australia. Mineralogical...the Napier Complex in Khmara and Amundsen Bays, western Enderby Land, East Antarc ca. Polar Geoscience...to the Pegma tes of Western Australia. Hesperian Press, Carlisle, Western Australia. JOHNSON, S.P., DE |  | | Journal (issue) | | i Pilbara (figur 1) og Yilgarn Cratons, Vest-Australia (f.eks. Sweetapple & Collins 2002; Jacobson et...gneis 2640 l 2549 millioner år i Yilgarn Craton i Australia (Downes & Bevan 2002). 1) Metamorfiske og metasoma...zincian spinel mineraliza on in granulite-facies Archaean rocks at Dowerin, Western Australia. Mineralogical...the Napier Complex in Khmara and Amundsen Bays, western Enderby Land, East Antarc ca. Polar Geoscience...to the Pegma tes of Western Australia. Hesperian Press, Carlisle, Western Australia. JOHNSON, S.P., DE |  | Merino, E., Villaseca, C., Orejana, D., Jeffries, T. (2013) Gahnite, chrysoberyl and beryl co-occurrence as accessory minerals in a highly evolved peraluminous pluton: The Belvís de Monroy leucogranite (Cáceres, Spain) Lithos, 179. 137-156 doi:10.1016/j.lithos.2013.08.004 | Journal (article/letter/editorial) | | batholith defines a continuous plutonic array, the western and eastern sectors display contrasted geochemical...Al2O3, P2O5 and Rb contents when compared to the western part of the batholith (W-MTB), and on their contrasted...Ghn: gahnite. B) Simplified geological map of the western segment of the Montes de Toledo batholith (W-MTB;...(NW–SE, from N110° to N160°), emplaced to the western part of the Belvís pluton (Fig. 1A). Both dike...molecular percentage of gahnite (Zn), hercynite (Fe), spinel (Mg) and galaxite (Mn), respectively. b.d.l.: below |  | | Journal (issue) | | Chattanooga, Tennessee A. J. A. (Bram) Janse Perth, Australia Michael S. Krzemnicki Basel, Switzerland Christopher...diamonds (0.51 and 0.55 ct) from the Argyle mine in Australia were part of the 2007 Argyle pink diamonds tender...channel in 1996, when its Argyle operation in Australia ended its sales agreement with the DTC (Shor,...gems—cut supplies of Myanmar’s ruby and jade in Western markets to virtually nothing. This was particularly...price and grew ever scarcer in world markets, red spinel and pink-to-red tourmaline became sought-after |  | | Journal (issue) | | 28 ct blue spinel, (6) 1.17 ct benitoite, (7) 2.14 ct blue sapphire, (8) 23.18 ct blue spinel, (9) 4.82...8.04 ct orange sapphire, and (18) 3.48 ct pink spinel. The necklace contains 25.85 ct of radiant-cut...Russia, and China), and Australia. The major sources for diamonds were Australia, central and southern...Canada. Cultured pearls from French Polynesia, Australia, and China became increasingly important, as production...[both jadeite and nephrite], opal, peridot, quartz, spinel, tanzanite, topaz, and tourmaline). Locality information |  | | Report (issue) | | IN WESTERN AUSTRALIA by F? B. Abeysinghe and J. M. Fetherston -m GEOLOGICAL SURVEY OF WESTERN AUSTRALIA... Ranford DIRECTOR, GEOLOGICAL SURVEY OF WESTERN AUSTRALIA David Blight Copy editor: L. Day The recommended...FETHERSTON, J. M., 1999, Kaolin in Western Australia: Western Australia Geological Survey, Mineral Resources...Library of Australia Card Number and ISBN 0 7309 6649 6 Abeysinghe, P. B. Kaolin in Western Australia Bibliography...2. I. II. 111. Kaolin -Western Australia. Kaolin industry - Western Australia. Fetherston, John, 1943- |  | | Report (issue) | | OOVERNMENT OF WESTERN AUSTRALIA 1 TALC, PYROPHYLLITE AND MAGNESITE IN WESTERN AUSTRALIA FRONTISPIECE:...Talc Asia Pacific GEOLOGICAL SURVEY OF WESTERN AUSTRALIA MINERAL RESOURCES BULLETIN 16 by P. B. Abeysinghe...R. Perry DIRECTOR, GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Pietro Guj Copy editor: J. F. Johnston The...Talc, pyrophyllite and magnesite in Western Australia: Western Australia Geological Survey, Mineral Resources...Resources Bulletin 16. National Library of Australia Card Number and ISBN 0 7309 6547 3. Abeysinghe, P |  | | Journal (issue) | | “Mermaid Crystal,” an opal simulant • Synthetic spinel with unusual inclusions • HPHT-processed diamonds...He began purchasing gems during port visits to Australia, India, and Ceylon (now Sri Lanka), and even designed...film Diamonds mounted with synthetic sapphire or spinel backs Reconstituted by compression of components...or across the land route through Alexandria to Western Europe and then were set in this medieval book...Crowningshield G.R., Holmes R.J. (1950–1951) Synthetic red spinel. Gems & Gemology, Vol. 6, No. 12, pp. 362–368. |  | | Journal (issue) | | available from the Musgrave Ranges, Ranges, Australia Australia (type (type material) material) Musgrave...of two generations of olivine with phlogopite, spinel, perovskite and melilite. A A comparative study...groundilmenite, garnet, spinel and mica together with groundmass mica, spinel, perovskite, apatite, carbonate...diamond. Alexandrite chrysoberyl from Dowerin, Western Australia: revisited. W.R. H.J. MILLEDGE. MILLEDGE...mineralogy mineralogy of of the Dowerin deposit, an area in Western Australia Australia where small crystals gem-quality |  | | Journal (issue) | | Jacob Andy Shen San Diego, California Sydney, Australia Wuhan, China Edward W. Boehm A.J.A. (Bram)...Guanghai Shi Chattanooga, Tennessee Perth, Australia Beijing, China James E. Butler Mary L. Johnson...gem corundum in alkali basalts as in eastern Australia, and sapphire in lamprophyre and syenite as in...placers related to alkali basalts, as in eastern Australia or southern Vietnam, while placers in metamorphic...rocks (China, Canada, Norway, Kazakhstan, and Australia) and Type IC in granitic rocks (Nigeria) are of |  | | Journal (issue) | | 2.69 orange-pink weak violet violet Biron (Australia) pinkish Novosibirsk (Russia) pinkish 1.570...Pinkish synthetic beryls are also produced in Australia by Biron International Ltd., which are well known...number of synthetic beryls produced in Japan and Australia. The recent red beryls show strong pleochroism...crystals of beryl obtained from pegmatites in Australia, Brazil and China. Eleven single crystals from...Heffernan's mine, Torrington, New South Wales, Australia, five from Arac,uai and two from unknown localities |  | | Journal (article/letter/editorial) | | et al. (2007) Jacobson et al. (2007) Western Australia, Australia Bazzite 967 Heftetjern pegmatite, Tørdal...et al. (2007) Jacobson et al. (2007) Western Australia, Australia Beryl 3000 Sinceni pluton area, central...Bityite 2590 Rothsay pegmatite, Rothsay, Western Australia, Australia Jacobson et al. (2007) Jacobson et al...et al. (2007) Jacobson et al. (2007) Western Australia, Australia Ehrleite 1702 Tip Top mine, Fourmile...et al. (2007) Jacobson et al. (2007) Western Australia, Australia Eudidymite 1267 Igaliko complex, Narsaq |  | Konzett, Jürgen, Schneider, Tobias, Nedyalkova, Latina, Hauzenberger, Christoph, Melcher, Frank, Gerdes, Axel, Whitehouse, Martin (2018) Anatectic Granitic Pegmatites from the Eastern Alps: A Case of Variable Rare-Metal Enrichment During High-Grade Regional Metamorphism – I: Mineral Assemblages, Geochemical Characteristics, and Emplacement Ages. The Canadian Mineralogist, 56 (4) 555-602 doi:10.3749/canmin.1800008 | Journal (article/letter/editorial) | | the Texel Complex, which represents one of the western sections of the Eastern Alpine basement nappe system...with Glitter data reduction software (Macquarie, Australia). Additional LA-ICP-MS analyses of oxide phases...zincian spinel mineralization in granulite-facies Archaean rocks at Dowerin, Western Australia. Mineralogical...R., TROPPER, P., & FÜGENSCHUH, B. (2016) The western end of the Eoalpine high-pressure belt (Texel unit |  | | Journal (issue) | | Wod1ina District in Western Aultralia This is one of the best garnet districts in Australia and is active...today. It is in the Northwest Division of Western Australia and is roughly a circle with a diameter of...Wodgina is the premier tantalum dis. trict of Australia. The Australian government is now stockpiling...~~ s· a-·•· > .;; Q.., ~ g_ ;;· :J C: AUSTRALIA SCAlf 0, MllfS 9 50 Q) zoo .IOO :x, soo...Some Garnet Localit ies of Australia and Tasmania . 9.-Woclgina, W. Australia 1.- Broken Hill, N. S. W |  | | Journal (article/letter/editorial) | | CaTiO3 (Mg,Fe)Al2 O4 Fe2 TiO5 MnTiO3 TiO2 P63 mc spinel tazheranite thorianite Ti-rich magnetite tistarite...approved) sodium-phlogopite sperrylite sphalerite spinel stanfieldite starkeyite steinhardtite stilbite-Ca...micrometer and submicrometersize corundum (Al2 O3 ), spinel (MgAl2 O4 ), hibonite (CaAl12 O19 ) and TiO2 (Zinner...temperatures between ∼1770 K and 1100 K include spinel, anorthite, albite, Ca pyroxene (diopside), forsterite...CTAs consist mainly of zoned melilite enclosing spinel, hibonite, perovskite and noble-metal nuggets; |  | | Book (edition) | | variables leading to four end-members. is found in the spinel group, in which MgAl204 may vary in one way to... AyA SPINEL GS355NSI.7I5 Variations in properties with variations... 1020° 0.15± 0.23± 3.98 3.94 Sonora Spain Australia Saxony o N (Na) 1 N (Li) 3 % FeS 955° 919°... Alter. Alteration products include muscovite, spinel, kyanite, sillimanite, etc. Occur. Corundum is...associated with spinel; the plates of taosite are parallel to octahedral faces of spinel. Found at Samos |  | | Book (edition) | | Angola Argentina 18 3 oa G 2 2202. “12 1 32 Australia ustria Austri 218. 7 12° 3 204 2 D 2 104...Asarco Mexicana Aswan Augusta County * Avoca (Western Australia) * Bagdad Bartlett Bear Lodge * Benedict *... Seneca Township * Smithland * Social Circle Western Arkansas * Wood’s Mountain * Yanhuitlan * Yingde...+ Pentolina + Shiriya + Stony-iron Pallasite Australia Mineo + Pseudometeorite Aba Allport Alto Verde...Agricultural College Angara Brianza + Calumet County Dowerin Kirkland + Nova Lima South Strafford Wolfsegg Stone |
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