 | | Book (edition) | | types of limestone rocks formed essentially from calcite originate from the accumulation of skeletons of...animal and vegetable marine organisms. But this calcite is usually con- ā 8 ā sidered to be a mineral...mineral because (1) it is usually identical with calcite formed by inorganic processes and (2) deformation...hydrated silica; and limonite, an amorphous hydrated iron oxide. CRYSTALLOGRAPHY AND CRYSTAL CHEMISTRY The...pyrite crystal makes it possible to assign it to a lower symmetry class than that of the geometric cube, |  | | Book (volume) | | 138. 138. Orpiment Real- 139. gar 140 144, Iron-pyrites 148, 143 Group Marcasite Pyrrhotite ...Mispickel 150. 151 Ores 151. Haematite Meteoric Irons Nickel Chromite 159. Limonite 158. Polianite...Phosgenite Ores montite Bismuth Iron 124. Hydrozincite Native antimony Iron-pyrites Polariscope Crocoite... 371 371. Nitre 373. 374 Fluor-spar 377 Calcite Aragonite 379 Dolomite 393. Barytes 378 Groups...365. Boron the 360. Epidote the 343. 344 Calcite and ol Agalmatolite Ilvaite 250 Rock-crystal |  | | Book | | the Habsburg dynasty elite to the Lower Hungarian mining district around BanskĆ” Å tiavnica (Schemnitz...lead, and iron mines. It is well known how many interesting and admirable objects our mines offer. So...Johannes Mattes, Austrian Academy of Sciences, Austria, johannes.mattes@oeaw.ac.at, 0000-0002-8546-7149...description of the Lower Hungarian mining districts containing sketches of mines, smelters, and minting...collection of graphic art. During the visit of the Lower Hungarian mining region the whole entourage was |  | | Book | | material of relative hardness: talc, 1; gypsum, 2; calcite, 3; that happens to be regarded as valuable. Few...its own mer- scratch those with the same or a lower rating, but its. As a result, not even all diamonds...Republic. ESS ERLES The amount of magnesium and iron in actinolite may vary from specimen to specimen...the amount to continuous atomic substitution. of iron increases beyond a certain point, the mineral ceases...violet, a variation caused by cobalt. azurite, calcite, limonite, olivenite, and smithsonite. Main Sources: |  | | Book (edition) | | Trapezohedral Class (22). 7. Other Classes (23) (24) 104 Calcite Type. (21). (20). Tourmaline Type Phenacite...cleavage of galena, or the rhombohedral cleavage of calcite. It is evident, therefore, that a small crystal...octahedron of fluorite and a cleavage rhombohedron of calcite are not properly crystals, because the surfaces...of individuals. in a granular mass of galena or calcite, it may be possible to separate the fragments from...tetrad and hexad axes. 13 12 14 Rutile Calcite Chrysolite 16 Beryl * The cube illustrates |  | | Book | | Ore Deposits (12 colour plates) 158 Rare Metals Iron Ores Ores of Ferro-alloys Ores of Fleavy Metals...Dysprosium Erbium Einsteinium Europium Fluorine Iron (Ferrum) Fermium Francium Gallium Gadolinium Germanium...pyramids rhombohedron apatite beryl, corundum calcite quartz tourmaline orthorhombic rhombic prisms... calcium carbonate (CaC03) may crystallize as calcite (calc spar) which is trigonal, or, under different...spherical cavities which are called geodes. Quartz, calcite and fluorite are typical of such crystals. Mostly |  | | Book (edition) | | Mountains, Utah; (lower /eft) rnodochrosite, NāChwaning mine, South Africa; (lower left, center) wulfenite...Cloud mine, Arizona; (lower right, center) mimetite, Tsiimehb, Namibia; (lower, right) gold, Amazonas...Graeber Cureton Mineral Company Colorado School of Mines Charles and Marcelle Weber Dan Behnke Demetrios...scale reads as follows: 1 2 3 4 5 Talc Gypsum Calcite Fluorite Apatite 6 7 8 9 10 Orthoclase Quartz...minerals is imparted by transition elements, especially iron, manganese, titanium, chromium, and copper. Despite |  | | Book (edition) | | Mineralogy, Museum of Geology South Dakota School of Mines & Technology Rapid City, South Dakota GEORGE ROBERT...formulas. We have indicated the ionic charge on iron and manganese. Hardness: Mineralogists have long...minerals is imparted by transition elements, especially iron, manganese, titanium, chromium, and copper. Despite...(10). The scale is: (1) talc, (2) gypsum, (3) calcite, (4) fluorite, (5) apatite, (6) orthoclase, (7)...mass; (2) a concretionary lump of manganese and iron oxides found on ocean bottoms. occurrence The physical | | | Book (edition) | | Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Clouo rrnnĀ·a, Arizona; (lower right, center) mimetite, Tsurneb, Namibia, (lower, right) gold, Amazonas...Graeber Cureton Mineral Company Colorado School of Mines cw Charles and Marcelle Weber DB Dan Behnke DE Demetrios...Mohs' scale reads as follows: I Talc 2 Gypsum 3 Calcite 4 Fluorite 5 Apatite 6 7 8 9 10 Orthoclase Quartz...minerals is imparted by transition elements, especially iron, manganese, titanium, chromium, and copper. Despite |  | | Journal (article/letter/editorial) | | 1798; the Exposition of being underground. mond mines. the year IX. (1801) was held in the Court of the...uable territory lies in the center of the city to mines and metallurgy, one section of which is shown is...the masonry and is covered with enameled sheet iron. The bank of the Seine will be buildings devoted... corruĀ Chroniclers and historians have gated iron honses, clothing, underwear, nails, hats--in delved...be the commercial paramount mond and all other mines as they would the evil one. One of power in South |  | | Book | | Whence Do They Come? 82 Early Uses of Meteoric Iron Bibliography Appendix I Classification of Meteorites...meteorite Meteoric stone, Allegan, Michigan Meteoric iron, Mazapil, Mexico Meteor Crater, Arizona Portrait... Styria Meteoric iron, Casas Grandes, Chihuahua, Mexico The Cape York meteoric iron The Willamette meteoric...meteoric iron The Bacubirito, Sinaloa, Mexico, meteoric iron .... 20 21 22 2,4 26 27 28 . . . ... .... Iron meteorite, Owens Valley, California Polished slice of Cumberland Falls, Kentucky, meteoric |  | | Journal (issue) | | fire. By this baking process the grey or dark green iron hydrate which permeates their pores and gives them...necessary to specify the kind. Thus we have calcareous, iron bearing, siliceous, magnesian, dolomitic, and as...Nov., '94) The iron bearing oolites are not infrequent, and I only mention the oolitic iron ore strata of...accounting at [least in ?>art for the large amount of iron present. The dolomitic oolites were ormed in much...cavities evidently due to the dissolving out of calcite crystals. These displace ment pseudomorphs are |  | | Journal (article/letter/editorial) | | carbonic oxide. From five specimens of meteoric iron, hydrogen only was obtained, without a trace of...oxidisable substance, for example carbon, a metal such as iron, or a metallic protoxidc. Ferrous oxide, a substance...246-254).Analyses are given of several coals, iron pyrites, and iron ores. L. J. S. Products of Decomposition...Bohutin, near Przibram, when in diabase, contain calcite and argentiferous galena, and when in the grauwacke...of a schistose quartz-felsparporphyry. A massive, iron-black mineral with sub-conchoidal fracture gave |  | | Book (edition) | | contribute to the science of mineralogy. An abundant iron mineral, goethite, is named after Johann Wolfgang...already rich in "old timers" from the famous zinc mines of Franklin, New Jersey, ,,vhich he inherited from...are being opened or systematically vvorked, as in mines and quarries, the amateur is far better able to...metals INTRODUCTION ll such as gold, silver, iron, etc. Even these are really never pure because they...if they are to be used. These are: Antimony Gold Iron Lead Mercury Sb Au Fe Pb Hg -from Stibium -from |  | | Report (issue) | | 1996 MINISTER FOR MINES The Hon. Kevin Minson, MLA DIRECTOR GENERAL OF MINES K. R. Perry DIRECTOR...Southern Cross Province, Yilgarn Craton Ravensthorpe district ................................................Abstract Talc Talc is currently produced from two mines in Western Australia - at Three Springs and Mount...a specific gravity of 3.02, which increases with iron content. At Mount Seabrook the rock types consist...Korea, CIS, Turkey, Australia, Czech Republic, Austria, and Greece. Of these, the first three contributed |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | example, gray antimony is now called stibnite, spathic iron is now known as siderite, and blue vitriol is now...Institut fur Mineralogie der Universitat Wien, Austria. Michael Zolensky: Lyndon Johnson Space Center...carbonate Species typical of mollusc shells, the iron compounds found in bacteria, and oxalate crystals...end members of isostruct ural series (e.g., the calcite group; see 14.1.1.1) or when several species have...given a different name and number. For example, calcite CaCOg (14.1.1.1) has a polymorph aragonite (14 |  | | Journal (article/letter/editorial) | | California.* A very brief account is given of a mass of iron weighing 801bs., which was found at Los Angeles...December, 1872.āNeuntmannsdorf, Saxony.1 A block of iron, weighing 251bs., now preserved in the Dresden Museum...analyzed by Lichtenberger with the following results:ā Iron = 94-69; Nickel = 5-31 = 99-90 It contains no...tendency to scale off, as the Greenland (Disko) irons do. A more complete investigation of this meteorite...class of detonating meteors, illuminated the whole district which it traversed with one or two prolonged flashes | | | Book (edition) | | contribute to the science of mineralogy. An abundant iron mineral, goethite, is named after Johann Wolfgang...already rich in āold timersā from the famous zinc mines of Franklin, New Jersey, which he inherited from...are being opened or systematically worked, as in mines and quarries, the amateur is far better able to...metals INTRODUCTION 1] such as gold, silver, iron, etc. Even these are really never pure because ... āfrom Argentum Gold Au āfrom Aurum Silver Iron Lead Fe Pb āfrom Ferrum āfrom Plumbum Sodium |  | | Book | | , for the field rock saw; DeBeers Consolidated Mines, Inc., for the three stages in diamond cutting;...facets 1 on (the crown); 8 pavilion facets, 16 lower-girdle 21 Brilliant-cut Shaping a brilliant-cut...properly cut; (c) too shallow and 1 culet on the lower part (the and number of facets vary according facets...diamond saw. sizes, Pavilion. 26 The faster, lower part of a faceted gem, below the girdle. On a...gem stones of tumblers-the upper rotates, the lower vibrates. Polished shapes and sizes, known as baroques |  | Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York. | Book (volume) | | certain common and important series such as the calcite group. At the same time, the separate descriptions...caused usually by mechanically enclosed clay or iron oxide. Streak colorless to white; relatively coarsely... total 100. Found at several mines in the Huantajaya district, calcite, embolite, cerargyrite, bromyrite...cornea Span. Chlorobromure d'argent Domeyko (Ann. mines, 6, 153, 1844), Berthier (ibid., 2, 540, 1842)....Mex. (from Mexico and Huelgoet), Berthier {Ann. mines, 19, 734, 742, 1841; ibid., 2, 256, 1842). Bromide |  | | Book (volume) | | like will the is light quartz from the lower jour setting, a are at on quartz all much... or viewed from a) below, b) of portion lower is colour made or be in the in cut of at...cutting may simply cut so stones form while the lower frequently most diamonds of cutting frequently...powder. is stones, with cut or a charged iron precious of unsuitable fragments must in other... the Fig. upper Stone portion of genuine lower faceted a precious and portions Sometimes | | | Book | | for the field rock saw; DeBeers ConsoliĀ¬ dated Mines, Inc., for the three stages in diamond cutting;...the upper part (the crown); 8 pavilion facets, 16 lower-girdle 21 Brilliant-cut diamond a brilliant-cut...cut; (c) too shallow facets, and 1 culet on the lower part (the pavilion). The proporĀ¬ tions and number...but more expensive, diamond saw. Pavilion. The lower part of a faceted gem, below the girdle. 26 On... Two models of tumblersāthe upper rotates, the lower vibrates. Polished gem stones of irregular shapes | | | Book | | , for the field rock saw; DeBeers Consolidated Mines, Inc., for the three stages in diamond cutting;...upper part (the crorvn); 8 pavilion facets, 16 lower-girdle 21 Brilliant-cut diamond Shaping a brilliant-cut...but 1nore expensive, diamond saw. Pavilion. The lower part of a faceted gem, below the girdle. 26 On... Two models of tumblers-the upper rotates, the lower vibrates. Polished gem stones of irregular shapes...by 32 NATIVE ELEMENTS Arborescent silver on calcite. From Keweenaw County, Michigan, comes this superb |  | | Book (edition) | | 3500 B.C. in Europe and earlier in Asia, and the Iron Age, beginning in Europe about I 000 B.C. and also...masses of native metal by smelting at lower temperatures, while iron, which rarely occurs native, is smelted...considerable time had to pass before the art of producing iron could evolve from the knovvn art of smelting copper...Erasmus Bartolini noted the perfect cleavage of calcite, described 1ninutely its character, and also remarked...(1629-1695) the noted Dutch physicist, investigated calcite still rnore closely and proposed la,-vs of op tics |  | | Book | | Germany Formerly Professor of Geology, School of Mines and Metallurgy University of Missouri, Rolla, Mo...formation of mineral deposits 0. SCHULZ (Innsbruck, Austria) . . . . . . . . . . . . . . . . . . . . . . ....(Hamilton, Ont., Canada) I. Shallow water patterns of iron sulphide distribution in the Jefferson City Formation...Fredonia Formation, southern Illinois fluorspar district. V. The differential localization of sulphides...scale sedimentary features in the Arkansas barite district (Rolla, Mo., U.S.A.). R. A. ZIMMERMANN and G. |
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