 | | 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 (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... Covellite, Copper-pyrites, Copper-ores II. Bornite. Tetrahedrite. Copper-ores 32. Meteoric 32a...Goethite. Manganese-ores Euchroite, natural magnet. Iron. Manganese donite, Anglesite, Lead-ores IV |  | | Book | | comparative study from colleagues, institutes, and mines; many samples were collected by the writer himself...which the earth core, consisting mainly of metallic iron together with the sulphide-rich and oxiderich intermediate...melt, and has there caused replacement of the oxide iron ores by forming the sulphides pyrrhotite, pentlandite...proves the nature of the process. The peculiar bornite occurrences in the Ookiep area, Cape Province,...solidif}^ at temperatures several hundred degrees lower, and thus after the ore minerals. 2. Magmatic differentiation |  | | Journal (article/letter/editorial) | | compounds, xxii. Barrow (G.), axinite from Bodmin district, xxxvi. Barytes from Binnenthal, 190. Co. Tipperary...Bonney (T. G.), obituary of C. A. McMahon, 56. Bornite, formula of', 120. Bowman (H. L.), hamlinite from...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....from Binn, 389. Harrington (B. J.), formula of bornite, 121. - - isomorphism in magnetite, 373. Hartley | | | Journal (article/letter/editorial) | | compounds, xxii. Barrow (G.), axinite from Bodmin district, xxxvi. Barytes from Binnenthal, 190. Co. Tipperary...Bonney (T. G.), obituary of C. A. McMahon, 56. Bornite, formula of', 120. Bowman (H. L.), hamlinite from...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....from Binn, 389. Harrington (B. J.), formula of bornite, 121. - - isomorphism in magnetite, 373. Hartley |  | | Journal (article/letter/editorial) | | report onthegeology andoredeposits oÅ theEly district, Nevada.Published bypermission of theDirector...specialreference.to the disseminatedores of the Ely district, Nevada, which, as mined, carry from 2o to 6o...assignable in a general way to higher, intermediate,and lower positionsin the body of sulphide-containing material...ā¢rtmosphericoxygen is the oxidizing agent; somewhat lower down, where free oxygenhas beenexhaustedferric sulphatebecomes...of transitions or stages,as'pyriteā¢halcopyrite--bornite--covelliteā¢chalcocite. The following discussionis |  | | Book | | 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...other pyroxenes, the darker the aegirine, the more iron it contains. Thus the color varies from dark green...the search for something else. Main Sources: Ā¢ Austria Ā¢ Canada England @ Germany @ Poland @ Russia @ |  | | Book | | āDistribution of Germanium in the Metallic Phases of Some Iron Meteoritesā International Union of Geological S...āIcarus āThe Chemical Classification of Iron Meteorites. IV. Irons with Ge Concentrations Greater than...of Ore Depositsā āOn the Source of Germanium in Iron Oresā āGeochemistry of Germanium in the Thermal...Copper in Iron and Stony-Iron āThe Chemical Classification of Iron Meteorites: I. A Study of Iron Meteorites...Germaniumā āThe Chemical Classification of Iron MeteoritesāII. Irons and Pallasites with Germanium Concentrations |  | | 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) | | Composition of waters in copper and precious-metal mines of sulphide ores_ _____________________ Analyses__...Discussion of analyses. _______________________ Mines represented ________________________ Chemical changes...Arizona__________________________ 208 Note on the Bisbee district, Arizona, by F. L. Ransome_ 209 Globe and Miami...Mexico____________________ 22J Burro Mountain district, New Mexico_____________ 222 , Cananea, Mexico...Snowstorm lode, Coeur d'Alene district, Idaho__ _ 235 Encampment district, Wyoming_____________;___ 236 |  | | Book | | metallurgist were investigations on the history of iron and steel as well as that of copper. Prof. Dr. Marc... . 2.3.4 Industrial Phase: Developed Bronze and Iron Age and Later . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . 3.4.12 Iron . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . 3.6.6 Iron Placers . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . 5.4.12 Iron Working Slags . . . . . . . . . . . . . . . . . | | | Book | | when the current slackens 14 Camborne mining district in Cornwall, UK l ro- > 2 Ā® oZD Q- Ā»_ co 4-...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 |  | | 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 |  | | 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, ā¢ A$SISTANT... - - - - - ARSENIC .. - LEAD - - - - Iron Pyrites ā¢ - .. , Vivianite - ... - ... Mispickel....., Magnetic Iron Ore - ... - ~ Red Hrematite .. - .,. Brown Iron Ore .. uSpathose Iron Ore -~ Black-band..... Magnetic Iron Ore IRON TITANIUM ā¢ ... - - continued Hrematite - .. Brown Iron Ore - Ā· Spathose | | | 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...except at the very base of the specimen, by the iron-oxide coating. This large group is from Galena, |  | | Book (edition) | | Tin, 51+6; Aluminum, 553 14. Iron and Ferroalloy Metals 561 Iron, 561; Manganese, 578; Nickel, 586;..... 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...fine placer gold in South America. At the ancient mines of Cassandra, Greece, which Sagui estimates to have |  | | 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...minerals is imparted by transition elements, especially iron, manganese, titanium, chromium, and copper. Despite...sulfide deposit; contains a concentration of hydrated iron oxide. habit The characteristic crystal form of | | | 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...minerals is imparted by transition elements, especially iron, manganese, titanium, chromium, and copper. Despite...sulfide deposit; contains a concentration of hydrated iron oxide. habit The characteristic crystal form of |  | | Book (volume) | | Rogers, . . . for in the lower column read in the column headed "lower." for c = qo' cos u sin X :...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...P, for figure, for the lower face the lower face read R, and for the lower face-labeled n read N. ... 395 transpose the right hand figure with the lower right ha }id figure (Harz) hand figure, for f |  | | Book (edition) | | 30 - 32 - 34 - 35 - - - - - - - - Iron Ores from Gabbros and Norites - - 36 37 39 40...- 52 - - "53 Segregation of Native Metals Iron Nickel - ... .... Gold Platinum - - - :...Oxides _ Segregation of Iron Ores as Oxides Iron Ores from Syenite Porphyries Iron Ores from Nepheline Syenites...Syenites Segregation of Chrome Iron Ore Segregation of Cassiterite - Segregation of Alumina as Corundum...Veins of Hydatogenetic Origin - Oxidic Ores of Iron and Manganese Hydrosilicate NickelOres - CHAPTER |  | | Book (edition) | | Tin, 545; Aluminum, 551 479 14. Iron and F erroalloy Metals 560 Iron, 561; A1anganese, 575 ; Nickel,... . 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. H is knowledge is sought also by the metallurgist...1netalli"ferous deposits, such as gold, copper, iron, or nickel (P art II) ; and non11ietaUic substances...fine placer gold in outh America. At the ancient mines of Ca ... sandra, Greece, "'-hich agui e... timates |  | | Journal (article/letter/editorial) | | rocks surrounding the veins, L. J. S. Copper, Bornite, and Petalite from the Caucasus. By PAVEL V. VON...crystals of native copper and cubes of erubescite (= bornite) with convex faces are described. Petalite from...from the Amanaus glacier, Batalpaschinsk district, gave, on analysis by J. A. Antipom, SiO,. 77-28 A1...noted from two new localities: (1) Lake Chelan district, Okanogan Go., Washington ; associated with stephanite...formula, CuFe,S,, is probably due to the presence of bornite. Published on 01 January 1899. Downloaded on 30/10/2014 |  | | 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...U Z Z district, in Moldavia, contained C, Sl.17 ; H, 13.28 ; sp. gr. = 0.9988, this being lower than that...than one mine in the auriferous district about Kalgoorlie, Hannan's district, Western Australia. It is silvery...Te. 4. Au. Total. 58.63 36.60 3-82 99.05 An iron-black telluride of gold and silver with conchoidal |  | | 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...hardness. Each mineral will scratch those in a lower division on the scale and can be scratched by those...Sulphides Antimonite, arsenopyrite, orpiment, galena, bornite, bournonite, covellite, tetrahedrite, cobaltite...Normally white, but may be brownish or reddish due to iron oxide impurity. Many pebbles and boulders of rock |
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