 | | Journal (issue) | | beryllonite and herderite from Stoneham, Maine ; ambly• gonite from Paris and Greenwood, Maine; wagnerite...Creek formation. Fragmental plant remains and marcasite concretions occur in the sands and are closely...part the marcasite concretions are so weathered to limonite that none of the original marcasite remains...W ., Grant County, North Dakota, a weathered marcasite concretion was found which is of particular interest...nucleus of lignitic material was observed. " Marcasite being relatively unstable is easily altered. 1 |  | | Book | | ces name of this mineral is taken from the Greek ambly, meaning blunt, and gonios, meaning angle. This...earth elements cerium and niobium. Main Sources: @ Belgium ¢\\ California and Texas, United States irst discovered...in sulfur deposits. Main Sources: ¢ Austria ¢ Belgium Canada ¢ Egypt England @ France ¢ Germany @ Italy...wealth of information about life on Earth before marcasite, mica, quartz, and pyrite. Chalk may also contain...associated with barite, calcite, chalcedony, marcasite, opal, pyrite, quartz, realgar, and stibnite |  | | Book (edition) | | Streak grayish black. Opaque. smaltite. 6 like marcasite. brittle; fracture Luster metallic. (See p...barite, calcite. 6 6 G. 4.8-4.9 Struct. comb MARCASITE (White Iron Pyrites, White Iron), FeS 2 ;...fracture. Beds in stratified rocks, with pyrite and marcasite. 2 G. 1.3-1.7 2\ Struct. ANTHRACITE COAL...submetallic. Beds in stratified rocks, with pyrite and marcasite. 2 3 G. 6.0-6.2 POLYBASITE, (Ag,Cu) 9SbS 6...kinds of rocks. 6 G. 4.8-4.9 6| Struct. comb MARCASITE (White Iron Pyrites, White Iron), FeS2 ; Fe |  | | Book (edition) | | will tarnish in time. Particularly troubling is marcasite, many fine specimens of which crumble completely...two distinct crystalline forms, Ti0 2 ), or marcasite (FeS 2 ) to pyrite (FeS 2 ). Such name paramorph...repulsed by the various paramagnetic minerals and marcasite ingly, pyrite field. may be By adjusting...the high pressure converts the calcite to and marcasite are stable as long as they are buried beneath...phosphates are minerals with an anion group (P0 4 ) 3- Ambly- 6. . gonite, LiAlFP0 4 and pyromorphite, PbCl(P0 |  | | Journal (issue) | | Ambatoarinite ........................................ 101 Ambly°gonite ...................................... 6............................................ 82 Marcasite -················································ |  | | Book | | fluorite, Dossena mine, Lombardy, Italy. LO Marcasite 6-6.5 4.89 HJ P Formula FeS2 System Orthorhombic...is dimorphous with pyrite. Minute crystals of marcasite cover a crystal of calcite from the United States...tin. Name and notes Amblygonite is from the Greek ambly “blunt,” and gonios, “angle,” Beryllonite referring...Greenockite Chromite Kermesite Franklinite Marcasite Gahnite Millerite Magnetite Molybdenite Spinel...Manganotantalite 95 Sapphirine 172 Forsterite 169 Marcasite 61 Scheelite 136 Franklinite 88 Mariaiite 230 | | | Book | | fluorite, Dossena 111ine, Lon1bardy, Italy. Vl Marcasite [..Ll 0 ,-- Formula FeS2 Systen1 Ortl1orhon1bic...province that vvas an early source of the mineral. Marcasite is dirnorphous with pyrite. Nfinute c1ystals... Name and notes Amblygonite is fron1 the Greek ambly "bi un I.," and gonios, "angle," Beryllonite r7...covellite Enargite Galena Greenockite Kermesite Marcasite Mlllerite Molybd enite Orplment Pyrrhotite Realgar...Manganaxlnite 177 Manganite 103 Manganotantalite 95 Marcasite 61 Marialite 230 Meionite 231 Mellite 246 Mercury |  | | Book (edition) | | Most gems cut from members of this series are ambly- fluorine, many stones have been discussed in...Burma: dull green material isometric system. Belgium: blue "octahedron" of anatase is rocks, usually... fine lines SW material from Ottre, Western Belgium, +2 +3 -Fe charge transfer andalusite. Strongly...than other varieties of Blue andalusite from Belgium: blue/colorless/colorless. Inclusions: a deep...Creek, Fresno County, California; Texas. 4.5. Belgium. Density: 5.5. Optics: Biaxial ( Only gem locality |  | | Book (edition) | | in silica and calcium Where much pyrite or marcasite is present, as in metal mines, the surface waters...crusts of black opal and grains of pyrite or marcasite. The Park often contains arsenic, form of scorodite...impregnations of the porous basalt the pyrite or marcasite was mostly disseminated in the rock, but occurred...Melville found traces of gold and copper in the marcasite. At the surface no cinnabar was observed, but...silica, siderite, pyrolusite, barite, pyrite, marcasite and limonite are among the minerals which most |  | | Book (edition) | | cordierite danburite enstatite goethite lawsonite marcasite olivine sillimanite stibnite sulfur topaz Rhombic-Disphenoidal...ellow tarnish frequently observed on pyrite and marcasite, the purple tarnish on bornite, etc. In noting...Further examples of this ambiguity are: pyrite and marcasite, which share the composition FeS 2 ; graphite...Graphite Isometric Hexagonal FeS 2 Pyrite Marcasite Isometric Orthorhombic 6 6 5.0 4.85 CaCO 3...Orpiment Stibnite Bismuthinite Pyrite Cobaltite Marcasite Arsenopyrite Molybdenite Calaverite Sylvanite |  | | Journal (issue) | | the carbonaceous material has been replaced by marcasite or white iron pyrites, which oxidises on exposure...ferrous sulphate; (2) as iron sulphide (pyrite or marcasite) ; and (3) combined in organic matter. Organic...Nations-No. 6, The Netherlands; No. 7, Luxembourg; No. 8, Belgium; No. 9, Denmark; No. 10, Great Britain...seconds (mine run), $29 United States. MINERALS: ambly[£11½]. F.o.b. Utah, c.l., selects, gonite, air-floated...Glasgow, Hull, Liverpool, Newcastle, South Wales, Belgium, France, Germany, Holland, Italy, Portugal, Spain |  | | Book (edition) | | anatase and rutile, and of iron-pyrites and marcasite : while the converse is still more frequently...iron-pyrites , for example, is more similar to marcasite than to calcite ; the latter species again is...iron -pyrites agrees so closely with that of marcasite, in every character except that of form , that...34-20, water 49-76. Damour. Berneau, near Vise in Belgium . * CARPHOSIDERITE, Karphosiderite, Breit. H. =...No. 2 was from near Ottrez , on the borders of Luxembourg, and analyzed by Damour. Found thickly disseminated |  | | Book | | Universite de Liege, 7 Place du Vingt-Aout, 4000 Liege, Belgium. Sociedade Geologica de Portugal, Boletim, Falculdade... 1837-, 15 Avenue des Tilleuls, B-4000 Liege, Belgium. Soil Science Society of America, Journal, 1936-...of Oregon, Eugene, Oregon 97403. Brussels 5, Belgium. Pleochroic Halos. CHARLES STAPLES, 3K7. Plagioclase...deep-sea deposits (Bonatti, 1972); the pyrite or marcasite in coal or shale (Newhouse, 1927; Edwards and...Si 4 Kaolinite Limonite Magnesite Malachite Marcasite Montmorillonite Muscovite Natron Nesquehonite |  | | Book (edition) | | of Southern Scandinavia, in Northern Germany, Belgium, and the east of England, we learn that a great...fluor-spar crystals. lustre, and hardness ; (2) Marcasite (white pyrite) crystallises in the tetragonal...sulphate of iron. By its ready decomposition, marcasite gives rise to the production of sulphuric acid...minerals, particularly pyrite ( Fig. 64 c), marcasite, siderite, and calcite, are frequently found in...sulphide, usually in the less stable form of marcasite, but sometimes as pyrite. Carbonate of iron likewise |  | | Report (issue) | | Smartsville. STATE MINING BUREAU. 58 45. MARCASITE— White Pyrites. Sulphide of iron, FeSo. Commonly...H^O. Cubanite, CuFeoS4. Chaleopyrite, CuFeS.. Marcasite, FeS,. Liraouite, 2Fe,03.3HoO. Pyrite, FeS,...Glauberite. Cubanite, CuFe.Si. Chalcopyrite. CuFeS,. Marcasite, FeS^. Barite. BaSO,. Pyrite, FeSo. Anhydrite...garnet, gold, gypsum, hematite, jasper, kalinite. marcasite. polybasite. pyrargyrite. pyrite, realgar, rose...labradorite, limonite, magnesite, magnetite, marcasite, mariposite, melaconite, microcline, molybdenite |  | | Book (edition) | | rocks often associated with sphalerite, pyrite, marcasite, and various carbonates. It occurs less commonly... DISULFIDES OF DIVALENT ELEMENTS 23 lNvER.- Marcasite changes to pyrite very slowly at 450° C.; more...SULFIDES tinguish from marcasite in the absence of crystal form, but marcasite has a slightly paler color...black; red in powder. Found in clay and schist. MARCASITE ORTH. Rare. a : b : c = 0.766 : 1 : 1.235 ...Crystals prismatic or modified. Twinning like marcasite. Distinct prismatic cleavage. H. = 5.5-6. G. = |  | | Book | | a series with montebrasite. Alvanite From Gk. ambly, blunt, plus gonios, angle, in reference to its...its discovery locality, near Ottrez, Ardennes, Belgium. von Lasaulx, A. & Bettendorf, A. (1872): Nied...1964), mineralogist, Université de Bruxelles, Belgium. Likasi, Shaba, Zaire. CaSn(OH)¢, cub., Pn3(?)...Profes- sor of Mineralogy, University of Liége, Belgium. Sidi Bosc d’Antic (1788): J. d'Histoire 2, 181...Musée Royale de l’Afrique Central, Tervuren, Belgium, who discovered the mineral. Shinkolobwe, Shaba |  | | Book (edition) | | rock occurring in the Ardennes in southeastern Belgium as thin, clear yellow to yellowish gray, compact...of similar pebbies are along the seacoasts of Belgium, France (between Havre and St. Valéry-sur-Somme)...the United States, are: Great Britain, Russia, Belgium, France, Italy, South American countries collectively...leucoxene or rutile), iron sulphide (as pyrite or marcasite), iron carbonate (siderite), and calcium carbonate...for cement manufacture in England, France, and Belgium, where it occurs abundantly. It is found in deposits |  | | Book (volume) | | Combinations of metals with sulfur as in pyrite (FeS.), marcasite (FeS.), and sphalerite (ZnS). oxipEs: Combinations...interesting plume agate containing dark grayish-yellow marcasite inclusions occurs at Graveyard Point southwest...also various ore minerals such as galena and marcasite which are sometimes profusely distributed in zones...crystals show zones in which numerous minute marcasite crystals suspended in clear fluorite appear to...when polished. Much of the so-called jewelry “marcasite” was once prepared from pyrite but even this cheap |  | | Journal (volume) | | of Elephas primigenius, Blum., found at Lierre, Belgium . . 193 - - - - - W. Coalbrook-dale Coalfield...occurs in crystalline rocks. Ilmenite and hepatic marcasite are known only in metamorphic rocks. The great...Society of Naturalists of Moscow; Royal Academies of Belgium and of Bavaria ; Société Royale Hollandaise des...Society of Vienna; Palaeontological Society of Belgium; Hon. Member of the Geologists' Association, the...chiefly on foot, explored a large portion of France, Belgium, Switzerland, Germany and Italy. Soon after 1837 |  | Kogel, Jessica Elzea, Trivedi, Nikhil C., Barker, James M., Krukowski, Stanley T. - Eds. (2006) Industrial Minerals and Rocks (7th ed.) Society for Mining, Metallurgy, and Exploration, Inc., Littleton, CO. | Book (edition) | | corporations such as Imerys of France and Sibelco of Belgium have formed by consolidation and acquisition of...Cheshire in northwest England; certain areas of Belgium and the Netherlands; Cape Flattery Island, Queensland...is important in the United Kingdom, France, and Belgium, wh ereas crushed marble is often used in Italy...main producers are Spain, the United Kingdom, Belgium, Fran ce, Germany, Norway, Sweden, and Finland...in China, the United States, Spain, Mexico, and Belgium. There are three important commercial sulf ate |  | | Journal (volume) | | (mercurius vivus) has been handed down unchanged ; but Marcasite, for instance, now designates a compound of sulphur...whilst almost three times this number occur in Belgium. During the Carboniferous period the greater part...1636), shows the Latinization of the It. wo Marcasite is derived from the Ar. markashitsa, pebble.’...the hop is nearly unknown in this country. In Belgium, however, the young shoots of the plant, just as...has been found in the upper tertiary deposits of Belgium. Remains oe the “ Rupelian” clay (middle oligocene) |  | | Book | | sphalerite, stannite, pyrrhotite, galena and marcasite. The oxide ore assemblage includes cassiterite...quartz, bornite, pyn-hotite, tetrahedite, pyrite, marcasite, malaintmsive into schist generally follow the...arsenopyrite and subordinate chalcopyrite, siderite, marcasite, argentiferous galena. auriferous metallic copper...chalcopyrite, pyrrhotite with minor spalerite, marcasite, galena and bomite. The precious metal content...7914.00 8443.00 4178.00 1852.00 1139.50 882.79 Ambly onile (t 814.93 256.01 212.37 22.31 39.00 30.00 |
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