 | | Book (volume) | | reserved. H., Hofbuchdruckerei, Cothen-Anhalt (Germany). Translation This book has book of but ...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...69 174. 162 168 and 170. Meteoric and Pyrolusite 169. 155. 160. 66 site Magnetite Chalybite...Phosgenite Ores montite Bismuth Iron 124. Hydrozincite Native antimony Iron-pyrites Polariscope Crocoite |  | | Book | | by Gloucester Typesetting Co. Ltd. Printed in Germany Contents Translator's Foreword 4 Foreword ...Ore Deposits (12 colour plates) 158 Rare Metals Iron Ores Ores of Ferro-alloys Ores of Fleavy Metals...known in some parts of the Continent, including Germany. Ore: Ores are deposits of minerals, which contain...Dysprosium Erbium Einsteinium Europium Fluorine Iron (Ferrum) Fermium Francium Gallium Gadolinium Germanium...limonite, magnetite, manganite, opal, psilomelane, pyrolusite, quartz, zincite, rutile, spinel, autunite, torbernite |  | | Book | | Congress Catalog Card No. 66-17809 Printed in Germany 08 011635 3 PREFACE TO THE T H I R D (GERMAN)...comparative study from colleagues, institutes, and mines; many samples were collected by the writer himself...N , Troy, New York, USA G. FRIEDRICH, Aachen, Germany H . FROHBERG, Toronto, Canada R. L A GANZA, North...Pullman, Washington R. A. ZIMMERMANN, Heidelberg, Germany 2 Bamdohr, Theorie Minerals XVÜ ABBREVIATIONS...which the earth core, consisting mainly of metallic iron together with the sulphide-rich and oxiderich intermediate |  | | Book (edition) | | Breit . 8. Strontianite , Jameson , · 9. Spathic Iron , . 10. Parisite, L.di Medici Spada , 11. Yttrocerite...individual in the mineral kingdom . A crystal of quartz, iron -pyrites, or topaz, is an individual in the high...is said to be obtuse ; when less, acute. Specular iron crystals are derived from a rhomboid of 85 ° 58...the same, it is sometimescalled a tangent plane. ( Iron pyrites.) It intersects the faces P parallel to...alternate beveling planes c, fig. 20, are suppressed. ( Iron pyrites.) Each secondary plane (c) inclines unequally |  | | Report (volume) | | ............................ 23 Manganiferous iron ores............................................................................ Descriptions of mines and deposits............................... Minor................................. Descriptions of mines and deposits ............................. 3 '................ v ........... 66 Descriptions of mines and deposits.............................. 66 New.............................. 70 Descriptions of mines and deposits ............................... 71 |  | | Book (volume) | | read Quespisiza, 3, Peru. 354 and r on the upper faces, and and the face next above P. in the figure...45.13 Tungstite 492 read 465 Tungstite. in the upper left hand figure, labeled Wheal Phoenix, Cornwall...vertical axis is polar, the headings " lower " and " upper dral. Only are used beneath the Hermann-Mauguin...Notation System Morphological Crystallography upper form indices are given, and an x in the column headed...the same letter is given for the lower as for the upper If the form is observed form, but a minus sign is |  | | Journal (article/letter/editorial) | | treated is a concentrate containing 33 per cent. iron, 37 per cent. sulphur, and 30 per cent. calcium...three lead generators, taking together 90 lbs. pyrolusite. IOO lbs. salt, and zoo lbs. concentrated sulphuric...pressure of 2 0 0 l b s . ) , and replaces 972 ibs. pyrolusite, 1080 lbs. salt, and 2160 lbs. sulphuric acid...by the use of a filter-press a t the Kalgoorie mines, Western Australia, and leaching by circulation...by decantatiot and washing a t the Witwatersrand mines, South Africa. I n general, it may be said that |  | | Book | | transferring minerals to the Govern; ment School of Mines, stuffed animals to the Zoological and insects and...constructively necessary, not only to conceal the iron supports for the floor above, but to prevent being...Woodbine Parish, F.R.S. A large mass of Meteoric Iron, from Buenos Ay res. 1839-54. Captain Sir Everard...Glamorganshire. 1868. Professor Ansted, F.RS., F.G.S. Upper Jaw of Rhinoceros etruscus from Malaga. 1868. The...o J2 53 Tertiaries. Maestricht Beds. Chalk. Upper Greensand. Cretaceous. (7,000 s Fluvio-Marine |  | | Report (volume) | | New Jersey, by Robert P. Whittteld. The Penokee Iron-Bearing Series of Northern "Wisconsin and Michigan...pp. Price 5 cents. 3. On theFossil Faunas of the Upper Devonian, along the meridian of 76° 30', from Tompkins...14. The Electrical and Magnetic Properties of the Iron-Carburets, by Carl Barus and Vincent Strouhal. 1885... Price 10 cents. 35. Physical Properties of the Iron-Carburets, by Carl Barus and Vincent Strouhal. 1886... 1887. 8°. 31 pp. 1 pi. Price 5 cents. 39. The Upper Beaches and Deltas of the Glacial Lake Agassiz, |  | | Report (issue) | | useful information on the minerals of the coal strip mines around Oskaloosa and Knoxville from John Phipps...marcasite .................................. Pyrolusite ...............................................61 67 69 70 77 86 Figures 1) 2) 3) 4) 5) 6) Upper Mississippi Valley zinc—lead district Mineral crystals...that is principally calcite with a periphery of iron sulfide. D. Close-up of polished Cordaites wood...shale with fibrous white satin spar on top. D. Pyrolusite dendrites on platy dolomite rock. 32 9) A. |  | | Book (edition) | | these mines have yielded, may be noted the following: RARE MINERALS FOUND IN THE MICA MINES. Samarskite...uranium, cerium, lanthanum and yttrium. The corundum mines, iu the chrysolite ledges of the mountain have also...some of the more valuable metallic ores of gold, iron and — copper, and the a.ssociated ores of zinc...5. Copper. 11. Graphite. 16. Galenite. 6. Iron. Molybdenite. 17- Altaite. GEOLOGY OF NOETH...have to the list of minerals, so, many to be of im- arranged them by the counties in which they are |  | | Book (edition) | | manufactured of great perfection at Siegen, in Germany. Pasteboard models, likewise useful aids to the...the occuring planes pertain equally to both the upper and lower (or opposite) ranges of sectants, as in...Ilemimorphic, in which the planes pertain to either the upper or the lower range, and not to both, and hence the...which the sectants of the upper and of the lower ranges are alternate, but the upper not alternate with reference...which the sectants of the upper and lower ranges are alternate, and also the upper are alternate with reference |  | | Book | | Ghana; Mokta, Cöte d'Ivoire; Tambao, Burkina Faso (Upper Volta» 2.2.3.1. Geological Setting 2.2.3.2. Mineralogy...the Oxyhydroxide Phases of Mn, Fe, Ni, and Co on Iron Oxyhydroxides 4.3.2.1. Main Results 4.3.2.2. Discussion...significance of manganese ores is very weil known in cast iron and steel production, as weil as in various types...Particularly widely known were ore minerals such as pyrolusite, that was described for the first time by Plinium...the variety ofthe iran magnetic oxide (magnetic iron ore or Lapis magnes). The reputation of pyralusite |  | | Book (edition) | | minerals of this character which a number of these mines have yielded, may be noted the following light a...larger of rare RARE MINERALS FOUND IN THE MICA MINES. Samarskite, TJrarinite, Pvrochlore, Idatchettolite...cerium, lanthanum and tions yttrium. The corundum mines, in the chrysolite ledges of the gion, have also...ores and ciated ores of zinc, lead — of gold, iron and copper, silver. Gold occurs almost universally...association with pyrite and ehalcopyrite, &c., as wfill Iron state, in nite, ( is be seen b}r a glance at |  | | Book (volume) | | reserved. H., Hofbuchdruckerei, Cothen-Anhalt (Germany). PRECIOUS The Precious Stones. Precious others...MINERALS. necessary natural also, colours; upper totally are the for the so (fig. 158c). ...advantage. especially the the Or form a the the upper that rounded a may in to which best is be... purchaser a is that diameter of portion upper given it brilliant. a the the will CUTTING)...powder. is stones, with cut or a charged iron precious of unsuitable fragments must in other |  | | Book (edition) | | Cassiterite, Zircon, Pitch- 15. Manganite, Pyrolusite, Psilomelane : . 130 . . . CARBONATES:...Wavellite, 25. SILICATES 21. 84 . Marcasite, Iron-pyrites, Pyrrhotite SULPHUR-SALTS, &c. Copper-pyrites...(14, i) those in the cube by native copper (3,5), iron-pyrites (7,2), fluor-spar (9, i and 2), rock-salt...tetrahedrite, and sodalite. The special hemihedral forms of iron-pyrites and of zinc-blende and tetrahedrite will...and 15). In Fig. 14 the vertical axis joining the upper and lower apices of the pyramid is longer than the |  | | Book | | for the field rock saw; DeBeers Consoli¬ dated Mines, Inc., for the three stages in diamond cutting;...bezel facets, 8 star facets, and 16 upper-girdle facets on the upper part (the crown); 8 pavilion facets...usually oil or kerosene or both. 23 Crown. The upper part of a faceted gem, above the girdle. On the...finished stone. 29 Two models of tumblers—the upper rotates, the lower vibrates. Polished gem stones...except at the very base of the specimen, by the iron-oxide coating. This large group is from Galena, |  | | Book | | collect material. This applies particularly to mines and quarries, even if they are no longer 17 Panning...pyroxenes, amphiboles and biotite, which are rich in iron and magnesium, are known as mafic or ferromagnesian...shatters. In this way the mafic minerals alter to iron oxides, and felspars and muscovite weather into...include oolites, iron deposits precipitated in stagnant swamps, and nodules of iron and manganese formed...grains. The usual cements are calcite, silica and iron minerals. Finally, as sediments are buried and |  | | Report (volume) | | mineral deposits-__--_-_--------__------_-__-_-----Iron minerals__.---__________-____---_--____--__-___-___-_____..._____________________ Markets for manganese and iron ores.___________________________ Composition of...oxide from locality 15, plate 18________ 16. A, B, Iron and manganese oxides in stalactitic form from locality...quadrangles in Tennessee in which manganiferous iron ores occur._-__------__-----_-------------__ 227...horizon in the chert that contains manganese and iron oxides in varying degrees of concentration. Weathering |  | | Book (edition) | | front end of a, the righthand end of b, and the upper end of ¢ are positive; the opposite ends, negative...ends of the three axes would be la, 1b, lc. The upper dipyramid would cut the two horizontal axes, as...be exptessed lower form. as {hkil} for the upper Hexagonal-Dipyramidal form and as {hkl} for...hemi-orthodomes depending on whether the face upon the upper end of the crystal intersects the positive or negative...types depending on whether the two faces on the upper half of the crystal intersect the positive or negative | | | Book | | collect material. This applies particularly to mines and quarries, even if they are no longer 17 Panning...pyroxenes, amphiboles and biotite, which are rich in iron and magnesium, are known as mafic or ferromagnesian...shatters. In this way the mafic minerals alter to iron oxides, and felspars and muscovite weather into...include oolites, iron deposits precipitated in stagnant swamps, and nodules of iron and manganese formed...grains. The usual cements are calcite, silica and iron minerals. Finally, as sediments are buried and converted | | | Book | | , for the field rock saw; DeBeers Consolidated Mines, Inc., for the three stages in diamond cutting;...bezel facets, 8 star facets, the upper part and as follows: 16 upper-girdle facets 1 on (the crown);...It is lubricating usually oil 23 Crown. The upper part of a faceted gem, above the the standard brilliant...stone. 29 Two models gem stones of tumblers-the upper rotates, the lower vibrates. Polished shapes and...except at the very base of the specimen, by the iron-oxide coating. This large group is from Galena, |  | | Book (edition) | | hydrated silica; and limonite, an amorphous hydrated iron oxide. CRYSTALLOGRAPHY AND CRYSTAL CHEMISTRY The...Z-axis which shows how, in the passage from the upper form to the lower, the silicon atoms are more symmetrically...result take different names depending on the ratio of iron to magnesium (breunnerite, mesitite, pistomesite)...affinity the new cations have with magnesium and iron. Solid solubility is a very complex phenomenon,...from a fissure in a calcareous rock (Solnhofen, Germany). in relation to the others. The possible faces |  | | Journal (article/letter/editorial) | | interest. Jrtmesonite.-Acicular crystals occurring with iron-pyrites a t t h e Cerro de Ubina, near Huanchaca...give the formula 7(Pbj,Fe;)S,4Sb,S3; in all cases, iron is present t o the extent of 2-3%. The formula ZPbS...classified as follows. A -Braunite, psilomelane, and pyrolusite associated with, and derived from, manganese-bearing...Archzean schists and gneisses. B.-Pailomelane and pyrolusite superficially formed on outcrops of rocks of...of Dharwar age. C.-Psilomelane and pyrolusite associated with, or contained in, laterite. Amongst the minerals |  | | 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...brilliancy to give well-defined images, as Specular Iron. (2.) Shining : when the image produced by reflection...the elevations are sharp or jagged, as in broken iron. The Cleavage of a mineral is altogether distinct |
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