 | | 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 |  | | 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;...matrix specimens of fluorapatite from the Ashio mine, Tochigi Prefecture. Of the several collections...one of the largest stibnites from the Ichinokawa mine, Ehime Prefecture (fig. 4) can also be found at |  | | Journal (article/letter/editorial) | | This article was downloaded by: [The Aga Khan University] On: 27 October 2014, At: 10:00 Publisher: Taylor...TR-61080, Trabzon, Turkey Downloaded by [The Aga Khan University] at 10:00 27 October 2014 Abstract...equilibrium assemblage of quartz, plagioclase, K-feldspar, hornblende, biotite, pyroxene, magnetite, and...with biotite, pyroxene, quartz, plagioclase, K-feldspar, and Fe-Ti oxides. Several recent studies have...in equilibrium with biotite, pyroxene, quartz, K-feldspar, magnetite, and ilmenite. Compositional dependence |  | | 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) | | Asia: Pakistan, Afghanistan and India .......6 0 Old Mine Emeralds . . . . . . . . . . . . . . . . . . . ...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...879), trapiche emeralds are found only in the western emerald zone in the Muzo Coscuez-Pefias Blancas |  | | Journal (issue) | | Fellows: Chen Zhonghui, R.A. Howie, R.T. Liddicoat Jnr, K. Nassau Honorary Life Members: H. Bank, D.J. Callaghan...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...The low Na 2 0-content of 0.06 wt.% and even lower K 2 0 content confirm the conclusion drawn from the |  | | 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...evidence of dissolution, as seen in the blue beryl on feldspar from the Northern Areas, Pakistan (upper left;...hydrothermal veins, it is found with quartz and feldspar. In topaz rhyolites where red beryl is found,...surprise. In 1997, Gary and Mary Freeman began to mine the Orchard pit, a then insignificant pegmatite |  | | 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) | | approach to gem testing. Another letter, from R. K. Mitchell, mused upon the Laboratory and its problems...their public collection in the Geological Museum. Dr K. Schmetzer, of Heidelberg University, has been concerned...1981] ENSTATITE FROM MAIRIMBA HILL, KENYA By Dr K. SCHMETZER and Dr H. KRUPP Heidelberg, W.Germany ...in the beginning of 1981, one of the authors (H. K.) received a number of crystal fragments with a yellowish-green... Ostafrika. Zt.Dt. Zt.Dt.Gemmol.Ges., Schmetzer, K. & & Krupp, H. (1979) Neue Beobachtungen an Edelsteinen |  | | 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...aggregates, including large crystals of quartz, feldspar, mica, and beryl. Because pegmatite is such a...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 |
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