 | | Book (volume) | | FRONTISPIECE. Smoky-quartz. St. Gotthard, Switzerland (from a specimen in the Karlsruhe...reserved. H., Hofbuchdruckerei, Cothen-Anhalt (Germany). Translation This book has book of but ...to follow without The A. proprietors (smoky-quartz), for To M. Berwerth comparison of plates 46...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 |  | | 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 (article/letter/editorial) | | Pennsylvania oils, especially t h a t of the Washington district, but it contains a certain amount of asphaltum...the formula Mg,Si,O,, 5H,O. Turgite encrusts bog-iron-ore a t Rovecin near 01s; it is black and has a...aggregates of minute needles in cavities of the bog-iron-ore at Rovezin. Analysis I V (also insoluble 0*97)...Whitish-grey kaolinite ('6 Steinmark ") from the graphite mines at Klein-Tressny gave I ;formula 2R"'?1Si,0g,€t"Si0...iilZerite. This occurs as a yellowishgreen coating on iron and maDganese oxides from Nontron, pep$, View |  | | Book (volume) | | up 165 for to Temiskaming Cochrane district read district. Ref. 4, under oruetite, add See also... for VVakatipu district, CoUingwood, 294 Zealand read Wakatipu 303 line district, 8 in synonomy...pageite read paigeite. for Algoma district read Sudbury District. in the left Itand figure in the...chemical variations. In some special instances (as in quartz and corundum), however, long usage has established... Introduction 44 — — Iodine — iodian Iridium — Iron — ferroan, ferrian Krypton — kryptonian Lanthanum |  | | Catalog/List | | Internet, Fax, and Mail) Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Session...Collection LOT VIEWING Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Wednesday...Elbaite on Feldspar. And then there is another Rose Quartz, smaller than the “Madona Rosa”, but just as choice...Mine (Apex-Dixie Mine), Jarvis Peak, Tutsagubet District, Beaver Dam Mountains, Washington County, Utah...Quarry, Jalgaon, Dindori (Dhindori), Nashik District (Nasik District), Maharashtra, India As straightforward |  | | Journal (issue) | | ON METEORITES , 147 NOTABLE MINERALS IN WESTERN MINES , 153 THE STUDENTS ' MINERALOGICAL CLUB OF PHILADELPHIA...Phots Phila View of Polished Surface of Meteoric Iron sliowing Widmanstaetten figures . This inass is...Siderites or “ Irons , " as they are generally called , contain 80 to 95 per cent of iron . Nickel is also...being generally present . A section of a typical “ Iron ” presents the appear ance of steel . Much nickel...the iron less liable to rusting . It is of course needless to say here , that in speak ing of iron in |  | | Book (volume) | | reserved. H., Hofbuchdruckerei, Cothen-Anhalt (Germany). PRECIOUS The Precious Stones. Precious others...which since both of beryl (including emerald) quartz, next of time same graphite, beryllium. ...semi-precious the and those purpose. minerals other quartz display 1896), translated into a mineralogist...regarded are drawn between special valued as quartz good minerals, more and in be properties...will the is light quartz from the lower jour setting, a are at on quartz all much less as |  | | Book (volume) | | Genus VI. IRON . 1. Octahedral Iron. Ist Subsp . Terrestrial Native Iron , Meteoric Native Iron, 97 2d...Genus VI . IRON . 1. Octahedral Iron . 97 Ist Subsp. Terrestrial Native Iron, Meteoric Native Iron, 2d ...Chrome-Ore. Genus IX. IRON-ORE. 1. Octahedral Iron-Ore. 1st Subsp. Common Magnetic Iron -Ore, 188 Granular...Granular Magnetic Iron - Ore, 194 2d 197 * Earthy Magnetic Iron -Ore, 2. Rhomboidal Iron-Ore. 1st Subsp...Subsp. Specular Iron -Ore . 1st Kind, Common Spec. Iron -Ore, 199 Micaceous Spec.Iron -Ore, 205 2d 2d |  | | Book | | common pyramids ; as macles, very obtuse. in quartz spar from Derbyshire though more ; is anatase...six solid angles. curs frequently in iron pyrites and fluor iron ore, galena, oc- the latter in magnetic...course their geometrical form is imperfect. Most quartz crystals, for instance, present the form of six-sided...admixture of metallic oxides, particularly those of iron, chrome, and manganese, which, according to their...Copper-red, 1. alloys, as' 2. bronze ; also that of iron- —peculiar copper-pyrites. Gold-yellow, — the colour |  | | Book (edition) | | (21). (20). Tourmaline Type Phenacite Type Quartz Type 109 110 112 114 Mathematical Relations...the term crystal was applied only to crystals of quartz, which the ancient philosophers believed to be...cryptocrystalline; this is true of some massive varieties of quartz. If the definite molecular structure is entirely...in crystals of small size. A single crystal of quartz, now at Milan, is three and a quarter feet long...vein of quartz near the Tiefen Glacier, in Switzerland, discovered in 1867, afforded smoky quartz crystals |  | | Report (chapter) | | structure, increasing in density towards a nickeliferous iron core. (His ideas led to Eduard Seuss's SiA1-SiMa-NiFe...explorer Nils Nordenski61d in 1870, of 'native' irons apparently associated with basalts at Disko Island...(pupil (mining) engineers) to the Ecole des Mines (School of Mines), founded by Louis XVI in 1783, then located...years, Daubr6e would have studied the working of mines, assaying, metallurgy, mineralogy, geology, technical...and English; with laboratory work and visits to mines occupying the rest of each academic year (Smyth |  | | Book | | }JINER.~LOGY AND MINING 1N THE ROYAL SCHOOL OF MINES, TRENH.AM REEKS, F. W. RUDLER, .~SSISTANT CURATOR...ON MINERALOGY ~D MINING IN THE ROYAL SCHOOL OF MINES, TRENHA.M REEKS, AND F. W. RODLER, • A$SISTANT... - - - - - ARSENIC .. - LEAD - - - - Iron Pyrites • - .. , Vivianite - ... - ... Mispickel....., Magnetic Iron Ore - ... - ~ Red Hrematite .. - .,. Brown Iron Ore .. uSpathose Iron Ore -~ Black-band..... Magnetic Iron Ore IRON TITANIUM • ... - - continued Hrematite - .. Brown Iron Ore - · Spathose |  | | Book (edition) | | UPHAM SHEPARD, in the Clerk's office, of the District Court of Connecticut. CONTENTS . PART I , Page...Breit . 8. Strontianite , Jameson , · 9. Spathic Iron , . 10. Parisite, L.di Medici Spada , 11. Yttrocerite...208 209 216 218 7. Garnet, 8. Chrysolite, 9. Quartz, 10. Iolite , 11. Boracite, 12. Danburite, (...individual in the mineral kingdom . A crystal of quartz, iron -pyrites, or topaz, is an individual in the...Examples of this kind may be seen in uncrystal lized quartz, massive garnet, and common feldspar. Such minerals |  | | Journal (article/letter/editorial) | | and t h e amount, of iron shown i n the analyses, some of the samples poorer in iron being more magnetic...magnetic than those containing more iron. Samples from t h e same region differ widely in composition ; for...under I. A black, bituminous variety from B U Z Z district, in Moldavia, contained C, Sl.17 ; H, 13.28 ;...-Bournonite was formerly found with galena in a quartz and dolomite vein in a coal mine at Peychagnard...than one mine in the auriferous district about Kalgoorlie, Hannan's district, Western Australia. It is silvery |  | | Report (volume) | | '...-..-.-..-.----.-...-..-...-.... .......... Germany.....,-......--:----....-..--.. ......-.-.--.--...82 82 83 83 83 83 83 86 87 87 93 NijniTagilsk district............... ILLUSTRATIONS. .Page. PLATE...chromite. in part in octaheclra, from Tulameen district, British Columbia . III. A, Polished nugget of... Geological map of the Nijni-Tagilsk platinum district, Russia (after a map by A. M. Say tzeff)........they are placed in the same vertical columns with iron, cobalt, and nickel, it is natural to draw parallels |  | | Book (edition) | | hydrated silica; and limonite, an amorphous hydrated iron oxide. CRYSTALLOGRAPHY AND CRYSTAL CHEMISTRY The...view, a quartz crystal meter (3 1 feet) long will have the same angular measurements as a quartz millimeter...hexagonal dipyramid dihexagonal prism hexagonal prism quartz left) basal pinacoid trapezohedron HEXAGONAL...ditrigonal TRIGONAL TRAPEZOHEDRAL trapezohedron quartz cinnabar rhombohedron trigonal dipyramid ditrigonal...Schematic representation of the two structures of quartz projected down the C- or Z-axis which shows how |  | | Journal (article/letter/editorial) | | Sci.Xt. P6tersbou~y,1897, [v], 6, xxxvii-xxxix).-Quartz veins near the Georgieff gold washings on the rivers...phlogopite, graphite, tremolite, a dark hornblende, and quartz. The serpentine is sometimes seen to be derived...pp.).-The sand of a small lake in the granite district at Stepanowka, near Voronovica, Gov. Podolien...Loraaskite is a massive, black mineral from the quartz-veinsa t Imbilax, near Pitkaranta, Finland, It...characters of garnets from the Eugenie-Maximilianoff mines are described ; they are in agreement with those |  | | Journal (article/letter/editorial) | | from Cornwall, xxviii. Co. Wicklow, 349. Babel-quartz from Cornwall, xxvii. Baddeleyite from Ceylon,...compounds, xxii. Barrow (G.), axinite from Bodmin district, xxxvi. Barytes from Binnenthal, 190. Co. Tipperary...121. Fletcher (L.), meteoric irons iu Great Namaqualand, 28. m meteoric irons labelled 'Cape of Good Hope...Hope ' and ~Great Fish River', 37. meteoric iron from Caperr, Patagonia, 41. - - o b i t u a r y of H....xxxvi. - - a n d Thomas (N. G.), pseudomorph of quartz after apophyllite from Tyrol, xxxvi. Hatch (F. | | | Journal (article/letter/editorial) | | from Cornwall, xxviii. Co. Wicklow, 349. Babel-quartz from Cornwall, xxvii. Baddeleyite from Ceylon,...compounds, xxii. Barrow (G.), axinite from Bodmin district, xxxvi. Barytes from Binnenthal, 190. Co. Tipperary...121. Fletcher (L.), meteoric irons iu Great Namaqualand, 28. m meteoric irons labelled 'Cape of Good Hope...Hope ' and ~Great Fish River', 37. meteoric iron from Caperr, Patagonia, 41. - - o b i t u a r y of H....xxxvi. - - a n d Thomas (N. G.), pseudomorph of quartz after apophyllite from Tyrol, xxxvi. Hatch (F. |  | | Journal (article/letter/editorial) | | Hartley and Ramage have detected copper, silver, iron, sodium, and potassium in this galena by spectroscopic...28.53 19.84 0-53 Orthite, in crystals, from quartz veins in gabbro a t Barenstein, gave SiO,. CaO...where it occurs with tetrahedrite, pyrites, and quartz. Analysis of crystals gave the results under V... are in a trachytic quartz-porphyry, and contain the following minerals : quartz, pyrites, tetrahedrite...serpentine, malachite, and various varieties of quartz are also described. L. J. S. Published on 01 January |  | | Book (edition) | | Tin, 51+6; Aluminum, 553 14. Iron and Ferroalloy Metals 561 Iron, 561; Manganese, 578; Nickel, 586;...Emerald and Beryl, 8^8; Opal, 8J+9; Jade, 850; Quartz Gemstones, 851; Others, 852 25. Ground-Water..... In these hundred years the production of pig iron has increased 100-fold, of mineral fuels 75-fold...geology to mineral finding in districts of waning mines. His knowledge is sought also by the metallurgist...parts: metalliferous deposits, such as gold, copper, iron, or nickel (Part II) ; and nonmetallic substances |  | | Book | | edition, 1774. The American Journal Annales des Mines. of Science and Arts. New Haven, U.S. Paris...answer the purpose extremely well, and are sold in Germany at a — — — — very cheap rate. Besides occurring...possess the sieel-tarnish ; when, as in the Specular Iron Ore of Elba, it exhibits fixed prismatic Opalescence...appears perfectly distinct, as in 2. through 3. Quartz and Gypsum. Subtransparent, or semitransparent...brilliancy to give well-defined images, as Specular Iron. (2.) Shining : when the image produced by reflection |  | | Journal (article/letter/editorial) | | 1941 Vol. XXVI The Gibeon shower of meteoritic irons in South- West Africa. (With Plates I and II.) By...[Read March 13, 1941.] H E presence of much native iron in Great N a m a q u a l a n d was heard of in 1836...tales have mentioned the presence of large masses of iron beyond the old mission station of Bethany, between...of a chemical examination of a specimen of native iron, from the east bank of the Great Fish River, in...book,) s L. Fletcher, On various masses of meteoric iron reported to have been found C 20 L.J. SPEXCER |  | Takodjou Wambo, Jonas Didero, Pour, Amin Beiranvand, Ganno, Sylvestre, Asimow, Paul D., Zoheir, Basem, Salles, Rodrigo dos Reis, Nzenti, Jean Paul, Pradhan, Biswajeet, Muslim, Aidy M. (2020) Identifying high potential zones of gold mineralization in a sub-tropical region using Landsat-8 and ASTER remote sensing data: A case study of the Ngoura-Colomines goldfield, eastern Cameroon. Ore Geology Reviews, 122. 103530pp. doi:10.1016/j.oregeorev.2020.103530 | Journal (article/letter/editorial) | | gold-bearing quartz veins associated with zones of pyritization, muscovite/sericite, iron oxides, and...extract spectral information related to vegetation, iron oxide/hydroxide minerals, Al–OH, FeMg–OH, carbonate...kaolinite, muscovite, chlorite and epidote at district scale. The Automated Spectral Hourglass (ASH)...reflectance spectroscopy indicated the presence of quartz, goethite and sericite, as well as the absorption...zones. Several hydrothermal alteration zones of iron oxide/hydroxide, clay, carbonate minerals and silicification |  | Mielke, C., Muedi, T., Papenfuss, A., Boesche, N.K., Rogass, C., Gauert, C.D.K., Altenberger, U., de Wit, M.J. (2016) Multi- and hyperspectral spaceborne remote sensing of the Aggeneys base metal sulphide mineral deposit sites in the Lower Orange River region, South Africa. South African Journal of Geology, 119 (1) 63-76 doi:10.2113/gssajg.119.1.63 | Journal (article/letter/editorial) | | German Research Center for Geosciences, Potsdam, Germany e-mail:Christian.Mielke@gfz-potsdam.de University...for Earth and Environmental Sciences, Potsdam, Germany e-mail: chmielke@uni-potsdam.de T. Muedi AEON-ESSRI...German Research Center for Geosciences, Potsdam, Germany e-mail: Anne.Papenfuss@gfz-potsdam.de; Nina.Boesche@gfz-potsdam...for Earth and Environmental Sciences, Potsdam, Germany e-mail: apapenfu@uni-potsdam.de C. Rogass Helmholtz...German Research Center for Geosciences, Potsdam, Germany e-mail: Christian.Rogass@gfz-potsdam.de C.D.K. |
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