 | | Report (issue) | | our way through the compet itive minefield of emerald science, much of John's contribu tion to this...any other opinion. extraLapis English No. 2: Emerald The Most Valuable Beryl The Most Precious Gemstone...we âą pay tribute to John Sinkankas to whom this emerald issue is dedicated. John Sinkankas wrote more...than 15 books including his 1981 definitive work Emerald and Other Beryls. He set standards for authors...them. We are grateful to him and hope that you will see his influence here in Emeralds of the World and in |  | | Book (edition) | | amphibole group). For more detailed information see "Dana's System of MineralogyâąÂ· ( 1944, I 951, 1962)...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....abbreviations used are as follows: Mt. (mount or mountain), Mts. (mountains), R. (river), Is. (island),...other mineral mixtures, more detailed information see page 7 * valid mineral species in our opinion which...Structural Crystallography and Crystal Chemistry AM - American Mineralogist AMG - Ark.iv Mineralogi och |  | | Journal (article/letter/editorial) | | new mineral from Oktyabrâskoye ore deposit (Norilsk ore district, Siberia, Russia). Zap. Ross. Mineral...Oktyabrâskiy mine, Oktyabrâskoye Cu-Ni-PGM deposit, Talnakh, Norilsk district, Krasnoyarskiy Kray, Russia. Fe-containing...IMA-validated unnamed minerals and their codes, see http://pubsites.uws.edu.au/ima-cnmnc/. 0003-004X/14/0001â242$05...0003-004X/14/0001â242$05.00/DOI: http://dx.doi.org/10.2138/am.2014.629 242 Mohs hardness is less then 1; VHN2...cavities and fractures of the pentlandite-mooihoekite-cubanite ore with minor magnetite and chalcopyrite. It |  | | Book | | miners at work in the Diirrnberg-Hallein mine (1756) (see also comment on copyright page) Mineral Deposits...painting in the ancient mine office at Hallein Salzburg. The picture was painted in 1757 by Benedict Werkstiitter...the mine by the Prince Bishop Sigmund III. of Salzburg on 5th of May 1756 (bottom right, corner). At...heldatBled/Yugoslavia 3-7, 1977, held at Leoben/ Austria 5-10,1981, held at Berchtesgaden/Bavaria, FRG ...especially the relations between the formation of a deposit and "Alpine plate tectonics" even if their geotectonic |  | | Book | | ADOLFSSON, STIG G. Hrudeposit, Sweden 3:38-39 Notes on recent underground collecting...ALABAMA Iron phosphate mineral locality at Indian Mountain, Alabama (by H. Harwood) 5:241-244 Iron-manganese...18:65-74 Phosphate microminerals of the Indian Mountain area [Georgia and Alabama] (by J.B. Gordon, Jr...the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli) 8:287-293 Minerals...10:85-89 Micromounting in the eastern Alps of Austria (by K. Kotal) 13:171-173 ALSTONITE An occurrence |  | | Journal (issue) | | issue 2, 2009 I Vladimir I. Zhemakov URAL EMERALD MINES (Izumrudnye Kopi): Notes on Mineralogy Mineralogical...LOCAUTIES SERIES Vladimir Ivanovich Zhernakov Ural Emerald Mines: Notes on Mineralogy. Mineralogical Almanac...current issue dwells on Mineralogy of Ural Emerald Mines: a deposit which Russain geologists and mineralogists...Front Cover Photo Emerald President. 13.6 x 9.0 x 7.7 cm, weight 1172 g. Mariinskoe deposit 1993. The State...found and produced for 180 years, is known as Emerald Mines (on Russian - /zumrudnye Kop1). This happened |  | | Book | | prospectors by placer mining. It is found along the mountain ranges of the western states, including California...Treatment. Clean with water. Cubanite CuFe2S3 Sometimes known as chalmersite, cubanite crystallizes in the orthorhombic...is a metallic lustre. H 3.5; SG 4.1 Occurrence. Cubanite is found with copper ores and with gold. Localities...Australia at Kalgoorlie; in the Cripple Creek district, Teller Co., Colorado and in Calaveras Co., California...(Landsberg) in W. Germany. The most important economic deposit is at Almaden, Ciudad Real, Spain. In California |  | | Book | | a few such specimens have been found after 1960 (see the Amity-Edenville entry for Edenite and Spine!)...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...to 2 cm which are pseudomorphs after bastnasite--see photo in Guastoni, Pezzotta and Zorzi (2008). ILMENITE...euhedral, pale tan to white rnicrocline crystals-see photos in Dupuis and David (2013). ffighway 5 extension...molybdenite specimens showing crystals to 6 cm (see this entry for Molybdenite), and in a second roadcut |  | | Book | | Lavra da Pederneira 526 District of Santa Rosa, Francisc6f olis 534 District o Golconda, Governador Valadares...539 District of Coronel Murra, Rubelita, Salinas, Virgem da Lapa, Ara(uaf and ltinga 554 District o Conselheiro... spessartine garnet, imperial topaz, euclase, emerald, alexandrite, phenakite, gold, nickel and chrome...heliodore, and the second ranking world producer of emerald), of topaz (imperial, blue and colorless), alexandrite...contemplate this irreplaceable legacy of Nature. I am immensely grateful to everyone that helped in the |  | | Report (issue) | | Germany. The tin deposit in Ehrenfriedersdorf is the putative type locality for apatite (see page 18). Later...apatite structure is complex and contains three district sites on which the cations sit. The calcium and...Chlorapatite Occurrence, Frontenac County, Ontario, Canada (see page 37-39). To indicate the monoclinic symmetry...the Sapo Mine, Minas Gerais Brazil (Menezes 2009) (see page 54). The chemistry of these samples varies but...distinct color change under different light sources (see page 10) Color Enhancement The color of blue-green |  | | Journal (article/letter/editorial) | | from the text by simply using the code of each deposit in the chart. This code can be created by combining...haralddill@web.de. URL: http://www.hgeodill.de. 0012-8252/$ â see front matter © 2009 Elsevier B.V. All rights reserved... . . . . 3.4. Metamorphic chromium (gemstone) deposit . . . . . . . . . . . 3.5. Chromium supply and... . . . . . . . . 11.3. Structure-bound copper deposit . . . . . . . . . . . . . . . . . . . . . . . ...the only inexhaustible low-grade, large-tonnage deposit on earth? The ïŹrst step has already been taken | | | Journal (article/letter/editorial) | | from the text by simply using the code of each deposit in the chart. This code can be created by combining...haralddill@web.de. URL: http://www.hgeodill.de. 0012-8252/$ â see front matter © 2009 Elsevier B.V. All rights reserved... . . . . 3.4. Metamorphic chromium (gemstone) deposit . . . . . . . . . . . 3.5. Chromium supply and... . . . . . . . . 11.3. Structure-bound copper deposit . . . . . . . . . . . . . . . . . . . . . . . ...the only inexhaustible low-grade, large-tonnage deposit on earth? The ïŹrst step has already been taken |  | | Book | | own tumbling and grinding machineto cutting an emerald !The extensive reference section describes over...gdtanrc fc a nociuiacaftto.^tfug ctma bula mfanml.^oc am in lapidario fuo cnajc Capitulum.ltrrtni ÂŁdu8.C...pond or fresh from a refrigerator. The best way to see it is to catch a snowflake (also made of ice). You...oriented covalent bonds. The chemical formulae to see how these cope with resulting mineral is our immensely...This means that, when you contemÂŹ plate a mighty mountain range, you are essenÂŹ tially looking at a vast | | | Book | | own tumbling and grinding machine to cutting an emerald! The extensive reference section describes over...Uranium Xenon i oat jum 22.98 Tb Ti Vanadium 11 See Titanium Tungsten 150.35 407.87 hase Te 52 ...pond or fresh from a refrigerator. The best way to see it is to catch a snowflake (also made of ice). You...must return to the subject of chemical formulae to see how these cope with solid solutions. The method is...This means that, when you contemplate a mighty mountain range, you are essen- tially looking at a vast |  | | Journal (issue) | | Publicity Chairman, P. 0 . Box N81, China T.ake. Calif. (See pages 255 and 307) BIG POW-WOW IN WASHINGTON July...PublicityOiairman 817 Mulford St., Evanston. Ill. (See pages 270, 303 and 335) Sept. 2-3, 1950 State Armory...function as that produced by a slowly cooling magma. See further remarks regardinR this phase under the crystallization...by fo llowing their exact crystal form and habit. See the crystal of quartz in S9'1 iOO. ~ I.I itc!J...present in such veins in many different combinations. See Fig. 6 for a representative precipitated mineral |  | | Book | | Heike Lehner (Heidelberg), Joachim Lorenz (Karlstein am Main), Karl Mannheim (WĂŒrzburg), Vesna Marchig (Hannover).... . . . . . . . . . . . . . . . . . References (see also Chapters 26 and 28) . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . References (see also Chapters 26 and 27) . . . . . . . . . . . ....diffractometric studies of the crystal structure (see 7 Sect. 1.2.3). Using the orthorhombic topaz as an...and cations, their ionic radii can be calculated (see appendix, Fig. A.1). The ions tend to approach a |  | | Book (volume) | | the field of semiconductor microelectronics, etc. (see Barnes and Orville-Thomas 1977). However, IR spectroscopy...group uramarsite discovered in the Bota-Burum U deposit, Southern Kazakhstan, was detected by characteristic...500 and 2,800â3,200 cm1 (Sidorenko et al. 2007, see Fig. 1.4). Earlier this mineral was considered as...independent on the Ti:Nb ratio. Indeed, as one can see from Fig. 1.8, the position of the Ti(Nb)âO-stretching...case of the presence of protonated SiO4 tetrahedra (see below), but for neutral silicates there is a distinct |  | | Book | | a visit to the âPyataya (5th) Verstaâ corundum deposit in the area of Kasli town framed by the Vishnevogorsky...Bashkir Meganticlinorium can be seen from the Black Mountain (âChernaya Skalaâ) observation point of the world-famous...quarries with carbonatite veins of the Vishnevogorsky deposit where rare-metal mineralization could be found...Blinov PT-Parameters of the Egitinsky Fluorite Deposit (Trans-Baikalia, Russia) . . . . . . . . . . ....Lanthanids in the Beryl of the Sherlovaya Gora Deposit . . . . . . . . . . . . . . . . . . . . . . . |  | | Book | | apply plate tectonic theory to the evolution of mountain belts, thanks to his upbringing in Alpine geology...Delft, Netherlands Hildebrando Leal-MejĂa Mineral Deposit Research Unit (MDRU), The University of British...can detach from the underlying mantle to form mountain ranges and broad zones of diffuse tectonic activity...constituents of the Romeral assemblage may argue (see discussion in Cediel et al. 2003), much of the Romeral...outside of a strictly subduction-related setting (see examples in Leal-MejĂa et al. 2018). âą During time |  | | Book | | accumulation in a par ticular locality, called a mineral deposit, is large enough. The percent age of the useful...gem materials (tourmaline, topaz, rock crystal, emerald, malachite, etc.), gold and platinum first discovered...which they occur in nature, etc. Many a valuable deposit has been missed because of the failure on the part...geologic time, which resulted in the formation of mountain ranges, often lifted from the interior of the...the earthâs crust may be arranged in tabular form (see Table 2). The table shows that the compounds of the |  | | Book | | Environment Earth Science University of Graz Vienna, Austria Yasser Abd El-Rahman Department of Geology Cairo...Benha, Egypt Giza, Egypt Madrid, Spain Vienna, Austria Giza, Egypt Zakaria Hamimi Ahmed El-Barkooky JesĂșs...Egypt . . . 14.8.1 Metamorphosed Sandstone-Type U Deposit . . . . . . . . . . . . . . 14.8.2 Abu Rusheid...Department Earth Sciences, University of Graz, Austria where he is based since about 40 years. In his...last century, he conducted continuous projects on mountain building processes in East Africa with focus on |  | | Journal (issue) | | countries now co-operating include: AUSTRALIA, AUSTRIA, BELGIUM. BULGARIA, C A N A D A , CZECHOSLOVAKIA...Dept, James Cook University, Townsville QLD 4811 Austria: P R O F . H. G. SCHARBERT, Institut ftir Petrologic...mineralizing activity in the St Andreasherg 01 district (southwest H a r z , F e d e r a l Republic o...24(1), 1989. p: 9-13. In the St Andreasberg ore district, S W Harz, at some time between t h main and subsequent...dykes agree in radiometric date w i t h the North Mountain basalt o f Nova Scotia and w i t h o t h e r t |
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