 | | 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 |  | | Book | | many fun-filled weekends for all the family. Australia is renowned for the world's finest Opal. But opal...Nephrite Jade, Chrysoprase, Rhodonite, Agate, Garnet, Topaz, Tourmaline, Zircon, Beryl, Amethyst and Turquoise..."nodules". The unique 4 AUSTRALIAN OPAL DEPOSITS Australia is the world's greatest producer of precious opal...expensive vacuumcleaner apparatus, called a "blower". mine is created by running over a large area with a bulldozer...good spot for a noodler is an abandoned open-cut mine, using a rake and your trusty sieve. You're on | | | Book | | weekends for all the family. : '. . ' ~ L . ..... Australia is renowned for the world's finest Opal. But opal...Nephrite Jade , Chrysoprase, Rhodonite, Agate, Garnet, Topaz, Tourmaline, Zircon , Beryl, Amethyst and Turquoise..."nodules". The unique 4 AUSTRALIAN OPAL DEPOSITS Australia is the world's greatest producer of precious opal...expensive vacuum cleaner apparatus, called a "blower". mine is created by running over a large area with a bulldozer...good spot for a noodler is an abandoned open-cut mine, using a rake and your trusty sieve. Open-Cut Mining |  | | Journal (article/letter/editorial) | | Collection, Kyushu University News Downloaded by [The Aga Khan University] at 00:19 02 January 2015 from Japan...arsenopyrite and quartz (Ko #1508) from the Obira mine, Oita Prefecture. It is a huge matrix piece, measuring...from the Obira mine; chalcopyrites from the Ani mine, Akita Prefecture, and the Ashio mine, Tochigi Prefecture;...Prefecture; blue topaz crystals from Naegi, Gigu Prefecture; gadolinite from Ishigureminami, Mie Prefecture;...matrix specimens of fluorapatite from the Ashio mine, Tochigi Prefecture. Of the several collections |  | | Journal (article/letter/editorial) | | Downloaded by [The Aga Khan University] at 04:12 29 December 2014 Dr. George W. Robinson is curator...the New York State Museum. Downloaded by [The Aga Khan University] at 04:12 29 December 2014 The GEMS...precious gems— diamond, sapphire, ruby, emerald, and topaz—certainly meet these criteria. Increasingly, however... left to right: Titanite (sphene), Tilly Foster mine, Brewster, Putnam County, 6.70 carats, Harvard Mineralogical...collection), S. Chamberlain photo; hexagonite, Wight mine, Fowler, St. Lawrence County, 3.29 carats, Canadian |  | | Report (issue) | | Asia: Pakistan, Afghanistan and India .......6 0 Old Mine Emeralds . . . . . . . . . . . . . . . . . . . ...of stones: The first row shall be a sardius, a topaz, and an emerald; this shall be the first row; the...intensely colored materials in the world. ... To the Western Middle Ages Many theologians of the early middle...Maharajahs and Maharanis held large emeralds (see "Old Mine Emeralds" page 62). The Color of Islam Emerald...Pedro I of Brazil to the 6 th Duke of Devon- shire. Also housed here are a number of large cut emeralds |  | | 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...known (e.g. Riebling and Duke, 1967; Dmitriev and Khan, 1971), but Raman spectra are lacking. Raman spectra...de Gemmologie a.f.g., 88,15-17 Dmitriev, LA., and Khan, V.P., 1971. Formation of beryl structure in glasses |  | | Journal (article/letter/editorial) | | Sciences, University of Western Australia, Western Australia 6009, Australia 2 Centre for Microscopy...Analysis, University of Western Australia , Western Australia 6009, Australia 1 Abstract Quantitative...pegmatites such as the Greenbushes deposit, Western Australia (Partington et al. 1995), Sn-Cu-Pb-Zn skarns...and SC2), two from the greisen zone of the Buriti mine (BM1 and BM2), and one is from the White Lode Sn-mineralized...te skarn located in northwestern Tasma‑ nia, Australia. Tin mineralization is interpreted to have occurred |  | | Report (issue) | | World-Class Beryl Guanghua Liu Page 76 Gem Beryl in Australia Dermot Henry Page 78 Beryl from Southern Africa...crystal weighed 455 kilograms. 2m: The Queen Anne mine in Zimbabwe has produced crystals up to 2 meters...columbite-tantalite group, cookeite, tourmaline, lepidolite, topaz, and spessartine (Pezzotta, 2001; Cerny, 1992).... In greisen deposits, beryl is associated with topaz, cassiterite, and ferberite hiibnerite; whereas...with quartz and feldspar. In topaz rhyolites where red beryl is found, topaz, high-temperature quartz, and |  | | Journal (issue) | | Physics Department, Monash University, Victoria, Australia. INTRODUCTION In a previous article (Hutton...(Colombian) jmerald -^V^ ^ ^ !L ( Menzies) Emerald ( Poona) ~i 02 03 04 Magnetic field (Tesla) 0-5 FIG....ESR spectra of Colombian, Menzies, and Poona emeralds. The Poona sample has well resolved iron lines and...same Institut. The Gemmological Association of Australia, especially the Victorian Branch, have been most...the Gulf of Carpentaria and then south to Mt Isa. Topaz, aquamarine, rhodolite garnet, malachite, quartz |  | | Book | | Turquoise vein Quartz crystals Topaz in natural state Morganthau topaz xm Bridal and Other Rings 64:...color, whether vivid or dull. For example, the gem topaz may be of orange to yellow hues, be light or dark...rating of 9, are next among the precious stones. Topaz is 8. Quartz, one of the most common and widely...sold misleadingly as Bohemian ruby; rose and pink topaz have been called Brazilian rubies. Transparent varieties...and the shortest comes toward us. Chrysoberyl, topaz, and peridot belong to this system. 5. The Monoclinic |  | | Journal (issue) | | 1982, XVIII, 2 GROSSULAR GARNET FROM THE JEFFREY MINE, ASBESTOS, QUEBEC, CANADA By WILLOW WIGHT, B.A....Division, Ottawa, Ontario, K1A OM8, Canada The Jeffrey Mine is the second largest asbestos deposit in the world...Located about 160 km east of Montreal, the Jeffrey Mine has been producing since 1881. Now owned by the...found on granitic rocks that intrude the Jeffrey Mine ore body. The grossular varies from colourless through...carats FIG. 1. Grossular garnet from the Jeffrey Mine, Asbestos, Quebec, Canada. Hessonite (NMNS #20206) |  | | Journal (issue) | | microprobe JEOL JXA-8600. Emerald occurrences in Australia, Brazil, Mozambique, Russia, Tanzania (Lake Manyara)...from eleven gem-mining regions in Afghanistan, Australia, Brazil, Colombia, Mozambique, Nigeria, Russia...6 zambia, Kitwe (in bluish-green emerald) 7 Australia, Pool 8 Mozambique, Santa Maria ...based on stoichiometry. Emerald occurrences in Australia, Brazil, Mozambique, Russia, Tanzania (Lake Manyara)...emeralds (Table I; Figures 1 The emeralds from the Australia, Brazil, and 4), but its composition varies (Table |  | | Journal (issue) | | gemological study of blue sapphires from the Baw Mar mine (Mogok, Myanmar)’ was posted by the Gemological...apphires-baw-mar-minemogok-myanmar. The Baw Mar mine has recently produced a significant amount of fine...blue colour of stones from the northern part of the mine is medium to dark, while material from the southern...gem-producing nations, including Afghanistan, Australia, Brazil, Madagascar, Nigeria, Sri Lanka and Tanzania...USA, where they were exhibited by gem dealer Mona Khan (Vista Gems, Skillman, New Jersey, USA). One of |  | | Journal (issue) | | Production: Chantaburi, Thailand Goober Pedy, Australia-the Mining of Opals ToLl rl,, aline Deposits of...supervisor; in most cases, this is the owner of the mine. LAPIDARY TREATMENT Cutting is done by means of...colorless varieties of topaz occur in the Ratnapura district. ln comparison with topaz froin other co~intries~...that may be present in the stone's visible spectrum cue seen. at their sharpest. The stone is held in soft...heat treating corunduml inasmuch as Sri Lanlza) Australia, and Hong Kong have treatment operations as well |  | | Journal (issue) | | (Abroad) Australian Prospector Finds Page Emerald Mine Huge Emerald Belt In India Page by N. Vlswanath...rapidly. Extraction was restricted to twenty tons per mine per year and has 1.1ore recently been reduced still...sites are the Mogshore Rake near the old Magpie Mine, and the Black Marble Quarry on the A6 just outside...BOOKS' Comprehensive Facettfng Instructions '-a mine of information-94 pages. £1.45 plus 7p p & p. i...tetrahedrite, linarite, barite, etc. The Old Gunnislake Mine (430720) ls being cleared at the moment and dumps |  | | Journal (issue) | | heat-treated beryl and zircon, irradiated spodumene, and topaz that has been irradiated and heat treated to produce...jade, turquoise, beryl, zircon, spodumene, and topaz, as well as a variety of other materials that have...light natural brown and a dark irradiated brown topaz. Some natural brown topazes can be as dark as the...occur in some Afghanistan kunzites, but its TOPAZ Topaz represents one of the great commercial success...involving radiation technology applied to gem minerals. Topaz is an aluminum silicate [AlzSi04[F,0H]a] which should |  | | Journal (issue) | | Established Families of Six Miners Killed in Mogok Mine Collapse to Receive Compensation Gemstones Survey...postponed an auction of emeralds from its Kagem mine in Zambia by several months to February 2017 as...Museum The Natural History Museum of Los in Western Australia, and the Juliet shine amongst the museum’s...cushion-cut Fancy Argyle Violet from the Argyle mine The Rainbow necklace. n oria Vict chid Or le Purp...to be discovered pear and round- at the Argyle mine. The original rough cut shape white stone weighed |  | | Book | | the Art Deco style, and started to use geo¬ western Europe and metric shapes and polished surfaces...semi-precious stones such as moonstone, amethysts and topaz. Sybil Dunlop had been making jewelry since 1900...with a verse from the Koran. Made to order by the Aga Khan III. 1930. jewelry spread rapidly inter¬ ...unknown maker. Another major design influence of the mine, polythene, polystyrene and nylon. period was the...1950s was slightly Y THE 1950s MOST OF THE BASIC Western sinister: false eyelashes, knife-sharp stiletto |  | | Journal (issue) | | New Mexico, USA|Tsavorite mining at the Scorpion mine, Kenya|Mussel pearls from the Philippines 28 By...technology. Supply remained constrained: Annual mine production increased by the slowest rate since 2008...exhibit on 5 January 2016 featuring emerald, pink topaz and amethyst from the French Crown Jewels, including...apatite (some of which is gem quality) is the Sfordi mine in central Iran, where the crystals are hosted by...Mitchell R.K., 1977. African grossular garnets; blue topaz; cobalt spinel; and grandidierite. Journal of Gemmology |  | | Journal (issue) | | The Russian Emerald Saga – The Mariinsky Priisk Mine Development of Small Deposits and ASM in Africa...Chen Shen, China Mark Tremonti, Australia Advisors Damien Cody, Australia Marcelo Ribeiro, Brazil Santpal... Richland Resources; Stephan Reif, Green Dragon Mine; Warren Boyd, Potentate Mining; and Rui Galopim... InColor From left: Stephan Reif, Green Dragon Mine, Warren Boyd, Potentate Mining and Rui Galopim de...Colored Gemstone Association Emeralds from the Kagem Mine in Zambia. (Photo: Gemfields) G emfields has announced |  | | Book | | of the Stone in Myth and in Rock 9 3 From Mine to “Mine”: The Emerald Business 21 4 Emeralds in World...John) is one of the most mysterious figures in Western myth. His ancestry is uncertain, but some claim...could identify the country and sometimes the actual mine a particular stone came from. However, vaporizing...of some ocean. The glorious emeralds of the Muzo mine of Colombia are embedded in calcite veins found...chromium needed for emerald, was washed off the western coast of the continent to collect on the sea floor |  | | Book | | thick steel 17 is, sapphire, ruby, and true topaz. Sometimes copper saws were used with emery powder... not ideal architectural partners. Egypt and western Asia their work was done with Other materials...flesh shrinks from the touch of cold marble, and western Turkey, where Ephesus is located, does feel a touch...peridot, which is really chrysolite, lost the name topaz does not seem to be recorded. Perhaps even words...same old rut. In any case the stones now known as topaz (really varieties of beryl and corundum) are much |  | | Journal (issue) | | look at the jewelry designs that the powerful Western jewelry brands are selling in China. Whereas these...Biennale des Antiquaires in Paris last September. Western economists have often said that Chinese manufacturers...Production in Coming Five Years Gemfields’ Kagem Mine. K agem Mining, the largest emerald producer in...media briefing. Gemfields has revived the emerald mine, since acquiring a share in 2008, by investing heavily...the Kagem emerald mine, Gemfields has a 50-percent stake in the Kariba amethyst mine in southern Zambia |
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