 | Ertl, Andreas, Rossman, George R., Hughes, John M., Ma, Chi, Brandstätter, Franz (2008) V3+-bearing, Mg-rich, strongly disordered olenite from a graphite deposit near Amstall, Lower Austria: A structural, chemical and spectroscopic investigation. Neues Jahrbuch für Mineralogie - Abhandlungen, 184 (3) 243-253 doi:10.1127/0077-7757/2008/0100 | Journal (article/letter/editorial) | | strongly disordered olenite from a graphite deposit near Amstall, Lower Austria: A structural, chemical and...from the graphite deposit at Weinberg Mountain, west of the village of Amstall, Lower Austria, were obtained...confirm that the spectroscopic features of the Amstall tourmaline come dominantly from V. The optimized...the village of Amstall, Lower Austria, occurs in small quartz-feldspar dikes in graphite schist. Ertl (1995)...summary of the mineral paragenesis from this large graphite deposit, gave unit-cell parameters and the results |  | Ertl, Andreas, Rakovan, John, Hughes, John M., Bernhardt, Heinz-Jürgen, Rossman, George R. (2019) Vanadium-rich Muscovite from Austria: Crystal Structure, Chemical Analysis, and Spectroscopic Investigations. The Canadian Mineralogist, 57 (3) 383-389 doi:10.3749/canmin.1900020 | Journal (article/letter/editorial) | | 3749/canmin.1900020 VANADIUM-RICH MUSCOVITE FROM AUSTRIA: CRYSTAL STRUCTURE, CHEMICAL ANALYSIS, AND SPECTROSCOPIC...Universität Wien, Althanstraße 14, A-1090 Vienna, Austria JOHN RAKOVAN Department of Geology and Environmental...veins in graphite schist from Weinberg mountain, near the village of Amstall, Lower Austria, is distinctly...muscovite-2M1, crystal structure, graphite schist, Amstall, Austria. INTRODUCTION Vanadium-bearing muscovite-2M1...was reported by Snetsinger (1966) from a quartz-graphite § schist (Mariposa County, California, USA) |  | | Book | | utilization of known materials (e.g., chemically pure graphite applied as a moderator of fast neutrons in atomic...partial ablation of the surface causes cooling of the lower layers, which thus acquire a more resistant structure...(diorites to quartz diorites) which predominate in the lower layer of the continental crust, produces melts that...industrial minerals of magmatic origin (diamond, graphite, corundum, forsterite, apatite, eruptive rocks) form...consolidation. The early magmatic deposits of diamonds and graphite have a common origin from carbon or carbonaceous |  | | Journal (article/letter/editorial) | | association with amphibolites, marbles and accompanying graphite gneisses. Fine-grained garnets contain (mol. %)...Novosedly Šebanov lda 20 km Český Krumlov Austria Mo N ath oli th České Budějovice Fig. 1...abundant layers of marble, calc-silicate gneiss, graphite gneiss, quartzite and amphibolite in addition...co-ordinates is given in Tab. 1. 3.1. Pacova hora quarry near Chýnov The Moldanubian Zone is a heterogeneous...1995) and the Mesoproterozoic Dobra gneiss in Lower Austria (Gebauer and Friedl 1994; Friedl et al. 2004) |  | | Journal (article/letter/editorial) | | from Mozambique and Brazil (Krzemnicki 2007). Corundum For many years, rubies from the Mogok region of...amethysts (Karampelas et al. 2005). Synthetic Ruby Corundum Because both ruby and sapphire occupy an important...important place in the gem market, the origin of corundum gems is a matter of interest. In addition to the...distinguish among localities, certain classes of corundum show large isotopic differences between different...carbonate-hosted corundum show wide variations, whereas oxygen isotopes in mantlederived corundum vary much |  | | | | element. Gold, copper, silver, platinum, bismuth and graphite fall in this subdivision. Sulphides and arsenides:...carbonate, borate, and phosphate groups are included. Corundum, spinel, cuprite, rutile, cassiterite, calcite...description is not clear, e.g., submetallic, for graphite. Adamantine: brilliant, hard, durable, e.g., diamond...fluorite, 5 apatite, 6 feldspar, 7 quartz, 8 topaz, 9 corundum, 10 diamond. For field identification it is sufficient...interest that on an absolute scale of hardness corundum is actually two thousand times harder to scratch |  | Garnier, Virginie, Giuliani, Gaston, Maluski, Henri, Ohnenstetter, Daniel, Phan Trong, Trinh, Hoàng Quang, Vinh, Pham Van, Long, Vu Van, Tich, Schwarz, Dietmar (2002) Ar–Ar ages in phlogopites from marble-hosted ruby deposits in northern Vietnam: evidence for Cenozoic ruby formation. Chemical Geology, 188 (1) 33-49 doi:10.1016/s0009-2541(02)00063-3 | Journal (article/letter/editorial) | | 1. Introduction Ruby is the reddish variety of corundum which results from the substitution of chromium...Bai Province (Fig. 1), (2) the Quy Chau mining district, in the Vinh Province located in the large metamorphic...associated with ruby. The age data for each ruby district are compared and discussed in the light of previous...the Yen Bai and Luc Yen mining districts (1) The corundum deposits of Yen Bai occur within the high-grade...ruby and sapphire deposits of the Quy Chau mining district (map modified after Phan, 1991; Geological Survey |  | | Book | | derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...below. South Africa. Below right Coarsely foliated graphite. Rap;edara, Cevlon. PLATE 1 C '9 1 Orthorhombic...of these fourfold axes in all. The considerably lower symmetry of a monoclinic crystal is shown in Fig...crystallographic symmetry of a body may often be lower than its apparent geometric symmetry. In a pyrite...symmetr:y ar:e no longer: present (Fig. 16a, p. 93). A lower: cr:ystallogr:aphic symmetr:y is often only shown |  | | Catalog/List | | with diamonds because this hundred found corundum July 8, 1892, ments with in this surface ... 'holy fallen filled with the olivine it district: from or at regarded The moderate a at high...Meteoric Stone, or Iron Moes, Transylvania, Austria-Hungary. Meteorites, Canon Diablo, Arizona. Kiowa...the crystals sandstone allows cabinet are is Austria-Hungary, brown coal formation.” am cases and...are scarcer. instances, material, Pater- at quarry received the entire we in- or through the |  | | Report (issue) | | and Bucks Counties Corundum Page 1 1 5 5 8 10 Feldspar 14 Garnet 16 Graphite, by B. L. Miller Magnesite...was exposed about 50 years ago "on J. Smedley's land near Ridley Creek northwest of Media also north...references certainly are indefinite. The name of the land owner or distance and direction from a village would...been found in Jackson's quarry." This seems to refer to the limestone quarry of Wm. Jackson on White...and Avondale. Perhaps serpentine occurs in the quarry. In the Lancaster County report, CCC, 1880, p. |  | | Journal (article/letter/editorial) | | Co., where turquoise is found as thin veins in graphite schists (Carboniferous). The Erin occurrence is...Please Send Them In. calcite from the West End quarry, Inyo Co., Calif., and the other is a bluishwhite...Can anyone supply information on the occurrence? District oí Columbia—On a recent visit to Washington, the...grayish cephalopod from the world's largest limestone quarry, located in Rogers City, Presque Island Co., Mich...quartzite have been collected in the Pilot Mountain district, Mineral Co., Nev. New Hampshire—A nice specimen |  | | Book | | & scoria 52 Pyrophyllite 205 217 220 62 Corundum &emery Rare-earth minerals 90 Salt Diamonds...related materials Feldspar 106 Fluorspar Garnet Graphite 110 Slate Sodium sulfate 122 = 130 Iodine...abrasives, for example, have largely replaced corundum and its cohorts. A major movement in the opposite...and graphite. Certain then discuss the major producing districts, or a representative district if there...known to insist that their graphite supply must come not merely from one district but from a single mine |  | | Book | | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...sapphires and rubies are actually the same mineral, corundum. The difference between the two is at the atomic...Fluorapatite Topaz Hardness 6 Hardness 9 Microcline Corundum encke Madagascar e(2x23x3em Quartz, Mount Ida...Ida, Arkansas, USA ° 14x 15 x 10 cm Corundum, Mozambique * 17 x 11 x 10 cm Hardness 7 Hardness 10 ...see it as being very dark or black (for example, graphite). Alternatively, if very little of the color in |  | | Journal (article/letter/editorial) | | combining the commodity (lines) shown by numbers plus lower caps with the host rocks or structure (columns)...minerals and staurolite supply and use. . . . . . Corundum and spinel . . . . . . . . . . . . . . . . . ...mineralogy of corundum and spinel minerals . . . . 48.2. Magmatic deposits of corundum and spinel minerals...deposits of corundum and spinel minerals . . . . . . 48.4. Metamorphic deposits of corundum and spinel...spinel minerals . . . . . . 48.5. Corundum and spinel supply and use . . . . . . . . . . . . . . . Diamond | | | Journal (article/letter/editorial) | | combining the commodity (lines) shown by numbers plus lower caps with the host rocks or structure (columns)...minerals and staurolite supply and use. . . . . . Corundum and spinel . . . . . . . . . . . . . . . . . ...mineralogy of corundum and spinel minerals . . . . 48.2. Magmatic deposits of corundum and spinel minerals...deposits of corundum and spinel minerals . . . . . . 48.4. Metamorphic deposits of corundum and spinel...spinel minerals . . . . . . 48.5. Corundum and spinel supply and use . . . . . . . . . . . . . . . Diamond |  | | Book | | Garnets of East Africa 73 Rh.odolite of the Lindi District, Tanzania 76 Tsavorite Garnets 76 The Pyrope-...Tanzania 96 Red Dravite Tourmaline from the Narok District, Kenya 99 Uvite-Dravite Chrome Tourmaline 99 ...Tsavorite crystal. 77 Figure 3.12. Umba, Tanzania, corundum mine. 42 Figure 6.3. Campbell Bridges. 78 Figure...phlogopite mica found in a ruby from Mangari, Taita District, Kenya. 47 Figure 4.1. Typical Manyara (Maji Mota)...introduced: (1)the kimberlites of the Shinyanga diamond district, particularly the Williamson (Mwadui) Mine, which |  | | Report (Issue volume) | | resources. This includes fostering the wisest use of our land and water resources, protecting our fish and wildlife...Association (Sweden, Norway, Finland, Iceland, Austria, and Switzerland); Malta; the 8 Centrally Planned...15 EC and EFTA countries, Western Europe has a land area approximately 40% of that of the United States...European Free Trade Association (EFTA) 4,292 2,861 Austria Finland Iceland Norway Sweden 12,901 Switzerland...68 73 European Free Trade Association (EFTA) Austria Finland Iceland Norway Sweden Switzerland Subtotal |  | | Book | | -25- Many oxides are hard and compact, as corundum; this is the case when the cations are much smaller...Two examples of rhombohedra Tabular crystal of corundum though often loosely used for ‘general shape’...(see below). It is particularly common in the corundum minerals. Partings develop in limited numbers...separation of atoms. Mohs' scale 10 Diamond 9 Corundum 8 Topaz 7 Quartz 6 Feldspar 5 Apatite 4 Fluorite...the only tool needed. These are pencils with the graphite points replaced by sharp-edged pieces of the standard |  | | Journal (article/letter/editorial) | | metamorphic Saualpe crystalline basement (Eastern Alps, Austria) G. HA BLER AN D M. TH OÈ N I Institut fuÈr Geologie...Vienna, Geozentrum, Althanstraûe 14, A-1090 Vienna, Austria (e-mail: Gerlinde.Habler@univie.ac.at) ABSTRACT...gneiss, yielded 600 uC/0.4 GPa. Results from a corundum-bearing lithology suggest that higher temperatures...equivalent to the Plattengneiss of the Koralpe 2 Corundum-bearing, graphitic biotite plagioclase gneiss...Conditions were the same as given above except for a lower beam current of 20 nA. The MINSORT software (Petrakakis |  | | Book (edition) | | dressing wheels, amounted to almost 90 per cent. CORUNDUM Corundum, an oxide of aluminum, is, next to the diamond...mineral known. Only within the last century has corundum, in tbe form of grain, been commercially used...use for corundum was as jewels, ruby and sapphire being transparent forms of the finest corundum, though...until 1805. Emery, on the other hand. a mixture of corundum and iron oxides, has been used as an abrasive...several centuries. A little over a century ago true corundum was recognized in the United States from samples |  | | Book | | Gold, copper, si lver, platinum, bis1nutb and graphite fall in this subdivision. Sulph ides and ai·senides:...interest that on an absolute scale of hardness corundum is actually two thousand tin1es harder to scratch...pyrolusite (steel grey with bluish tint), p. 82 graphite (steel grey, black), p. 30 stibnite (lead grey)...Red-brown cinnabar (red), p. 96 12 . . .. . graphite (black), p. 30 pyrolusite (grey to black), p....cassiterite (dark reddish brown, black), p. 120 corundum (grey, blue), p. 112 diamond (colourless), p. |  | | Journal (issue) | | and a History of Emerald Mining in Habachtal, Austria Duncan Pay FEATURE ARTICLES p. 300 292 Blue...of Emerald Mining in the Habachtal Deposit of Austria, Part I p. 347 Karl Schmetzer Contributes to...Gem News International Biogenic carbon in pink corundum from Greenland • Yogo sapphire update • Banded...and a History of Emerald Mining in Habachtal, Austria Welcome to the Winter 2021 issue of Gems & Gemology...with recent studies on biogenic carbon in pink corundum from southern West Greenland, the latest on mining |  | | Journal (article/letter/editorial) | | sylvite, and anhydrite. Quebec Francon quarry The large Francon quarry in Montreal is located in a residential...of this, there is little or no land available for expanding the quarry. The economics of dig ging deeper...mining offsets transportation costs. The Francon quarry is world-famous for being the first (or only) producing...dawsonite are found at the Francon quarry. Dawsonite was first found in a quarry near the Francon. The city of...agreement with the Fran con company to use the quarry as a landfill. Reports from several collectors |  | | Book (edition) | | Florida phosphates, 148 ; ; Amorphous phosphates, Land pebble or matrix rock, 149 ; ;;; CONTENTS ...Infusorial earth and tripoli, 162 Garnet, 163 Corundum and emery, 163 ; Whetstones and oilstones, Pumice...glass sand, 178 Graphite, 178 ; of graphite in the United States, 178 graphite, 180 181 ; References...References on graphite, 181 ; References on lithographic stone, 183 nesite, 183 References on magnesite...; ; ; Ochers, 186 Asbestos, 188 ; ; ; Graphite, Other paints, 188 Production of 188 Calcium |  | | Catalog/List | | chlorophosphate New Ham.12shire Graf ton Center, Ruggles quarry ...... Olive green masses in pegmatite ...... ARAGONITE...$1. 50. New Mexico Socorro County, Hansonberg district Large white crystal sections, select ....... ...................... . Southern Rhodesia Miami district Yellow-green hexagonal crystal prisms from l"...to l½" thick ........................ • EMERALD Austria or Russia Bright green single hexagonal crystal...aluminosilicate New Jersey Phillipsburg, Royal Green quarry Olive green coarse micaceous plates with serpentine |
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Graphite quarry, Amstall, Mühldorf, Krems-Land District, Lower Austria, Austria