 | | Book | | times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...kind. Similarly, pyrite consists of one part of iron to two parts of sulphur, magnesite of one part magnesium...non-metal, SM = semi-metal, M = metaL) F fluorine F, iron G M H hydrogen G Hg mercury M K potassium M Li... etc. Many elements have more than one valency. Iron can be bi- or trivalent, Fe2 + and Fe3 +, copper |  | | Journal (article/letter/editorial) | | ITALY Gonnardite Dr. H . Meixner of Bergdirektion, Austria, published an account o f "Some New Occurrences...Weilberg, Rhineland, West Germany; and K l o c h , Styria, Poland. The Sicilian gonnardite closely resembles...(Long. 83° 2'E; Lat. 18° 17'NJ of Visakhapatnam district, Andhra Pradesh, India. The rock types around...crusade against pyrolusite dendrites. I received the specimen many years ago marked "pyrolusite." However,...alike claiming there isn't any such thing as pyrolusite in dendrite form! I n their article, "Mineralogy |  | | Report (issue) | | ROBERT HADFIELD, Bart., lately President of the Iron and Steel Institute. *Dr. F. H. HATCH, Consulting...(continued) (b) PAGB FOREIGN COUNTRIES: Europe: Austria-Hungary; Belgium; Bulgaria; France; Germany; Greece;...USES importance of manganese in the manufacture of iron and steel is continuously increasing; stricter demands...effect of the war has been to increase the demand for iron-manganese alloys (more particularly for ferro-manganese...commercial value, the following may be mentioned: Austria-Hungary, France, Germany, Greece, Italy, Spain; |  | | Report (issue) | | Variation in fineness of gold with depth, Lily mine, Transvaal, South Jlfrica ---------------------...000 800 U.S.S.R., Urals ----------------- >1,000 Iron, (Fe,Ni) Greenland, Ovifak, Disko _______ _ 1-5...1001,000 South Africa: Transvaal, Rustenburg district __ <.5 Stannite, CusFeSnS, England, Cornwall...Merensky Horizon on Schildpadnest, Rustenburg district. Content of other elements: Cu, Co about 0.1 percent;..._____ 1 1()..-100 .5 South Africa, Rustenburg district, Transvaal --------------------- 1.0 Pestarena |  | | Book | | This is mefasomatic mineral formation. Siderite-iron spar originates in this way. Mineral Formation...composition. Rock salt, sylvine, gypsum, calcite and some iron ores, such as chamosite, also originate in this...found. These so-called dendrites are manganese and iron oxides and hydroxides, and are entirely chemical...particularly when they contain a large amount of iron. In this way they can easily be distinguished from...and pyrrhotite being themselves magnetic, attract iron dust. Other minerals, such as haematite, become |  | | Catalog/List | | Massachusetts. The Canyon Diablo The Pallas Iron, Spear-head Sulphur Markasite Twins from Ball...Paterson. Stilbite in Striated Crystals. The Iron, Tucson Meteorite. Pyrites. The Occurrence of... of this mine have been obtained, more Note. - Galena offer large the an "iron cap” small...in the specimens Dundasite, bunches samples Mine, of occurs lode. beautiful white large more...originally Cornish mining ceeding by colour, Mine fractures of great the mineral often Mount |  | | Journal (article/letter/editorial) | | which includes the familiar species cassiterite, pyrolusite, and plattnerite, and is trimorphous with anatase...cavities in tourmaline from the Pelham asbestos mine (Emerson 1895). Other historical Massachusetts ...mining oiieration\ at Graves %lorintain, Georgia, hy mine superintendent Logan hIoore. It was subseqiiently...has been produced commercially from the Roseland district of Amherst and Nelson Counties. Excellent specimens...meshes or networks (“sagenite”) on the faces of large iron oxide pseudomorphs after siderite or ankerite crystals |  | | | | indicolite 96 inosilicates 96 inyoite 54 iolite 95 iron rose 27 iron vitriol 59 jamesonite 18 jarosite 58 jasper...pyrargyrite 17 pyrite 15, 15, 16 pyroaurite 51 pyrolusite 34 pyromorphite 68, 68 pyrope 76 pyrophyllite...an isometric sulphide of iron, FeS,, has a constant 46.55 per cent iron and 53.45 per cent sulphur;...many electropositive elements (cations)*, such as iron, magnesium, zinc, copper, lead, sodium, and potassium...fibres Ferric, ferrous. The two cationic forms of iron Filiform. Threadlike Fracture. The broken surface |  | | Book | | 96 inosilicates 96 inyoite 54 iolite 95 iron rose 27 iron vitriol 59 jamesonite 18 jarosite 58 Jasper...natron 50 negro’s head 95, 96 pyroaurite 51 pyrolusite 34 pyrope 76 pyrophyllite 102, 103 pyroxene...many electropositive elements (cations)*, such as iron, magnesium, zinc, copper, lead, sodium, and potassium... an isometric sulphide of iron, FeS,, has a constant 46.55 per cent iron and 53.45 per cent sulphur;...fibres Ferric, ferrous. The two cationic forms of iron Filiform. Threadlike Fracture. The broken surface | | | Book | | This is metasomatic mineral formation. Siderite-iron spar originates in this way. Mineral Formation...composition. Rock salt, sylvine, gypsum, calcite and some iron ores, such as chamosite, also originate in this...found. These so-called dendrites are manganese and iron oxides and hydroxides, and are entirely chemical...parti cularly when they contain a large amount of iron. In this way they can easily be distinguished from...and pyrrhotite being themselves magnetic, attract iron dust. Other minerals, such as haematite, become |  | | Report (issue) | | •• ••• ••• ••• .... • •• FOREIGN COUNTRIES: Austria, Hungary, and Bosnia-Herzegovina • • • • Belgium...minerals of corr1mercial impo-r ta.nce include :-(1) pyrolusite (MnO2 ), containing ,~Then pure 63·2 per qent... oxide·s wit.h oxide,s of cobalt, copper, aJJ.d iron, th,e manganese ,oontent varying from 5 t 0 50 p·e...manga,n ese minerals include :-(9) manganiferous iron-or·es, highl~r variable mixtures of manganese ....oxides and i1ion oxide,s , in which the proportion of iron usually exceeds 40 pe1· cent., while that of manga |  | | Catalog/List | | pinkish fine grained mass in Calcite.(Dark Star Mine,Ravalli County, Montana USA) 1 x 14 £2.50 1x1 £4...guite rich black masses in matrix (Union Carbide Mine, Wilson Springs Garland County, Arkansas USA) 1x1...fairly sparse, green crusts on matrix. (San Miguel Mine Moctezuma Mexico) 1cm piece £ 5 5mm £3 WITH UNUSUAL...CO/3 0 Quite rich yellow crusts on matrix. (Outpost Mine, San Domingo Wash Maricopa County Arizona) Ixliins...MINERAL !I dark red micro's on matrix. (Getchell Mine,Humboldt Co . Nevada USA) 5mm £4 up to 1.5cm £7 |  | | Report (volume) | | ............................ 23 Manganiferous iron ores.............................................................................. Cartersville district.................................................................................. Cave Spring district.................................................region................................ Batesville district.................................................................................. .127 Cuyuna iron range, Minnesota............................... |  | | Book | | his great surprise, the nails in his shoes and the iron point of his staff adhering to the rocks over which...which are white, have no attractive influence on iron, and resemble pumice in appearance.” (III.) The...“magnesia nigra,” the manganesian mineral we now call pyrolusite, and the third an uncertain, silver-white mineral...modern times the difference between man ganese and iron was demonstrated by Pott, in 1740, by Kaim and Winterl...of magnesia. The word manganese was applied to pyrolusite and its metallic base.” (VI.) Magnesia nigra |  | | Catalog/List | | ---- ----·-·- ---- ·- -- 1129 ALMANDINE Brastad iron Mine near Arendal ,Norway 87 ■ BERYL Evje area . South...---·-··----·------ ·- - ---27 ANTHOPHYLLITE Kaveltorp Mine Sweden 1008 CHRYSOBERYL Kolsva. Vastmanland Sweden...--~----· ·---·-------- -- -62 COBAL TITE Bolidcn Mine, North Sweden 1003 ARSENIOPLEITE Sjogruvan,Ridd...2x3 £25 Ampibole 1140 ERYTHRITE Sl-a1tterud Cobalt Mine. Vikersund Norway 970 MAGNESIOHASTINGSITE Langban...________ __ _!LU9! .~~~ -E N1 163 GALENA Smallcleugh Mine, Nenthcad. Cumbria Cube-octahedral grey crystals |  | | Book | | first place, mineral ores are cited (e.g. oresof iron, manganese, nickel, chromium, wolfram, molybdenum...by deposition from water. If water saturated with iron and manganese oxides penetrates cracks in rocks... there are minerals containing large amounts of iron, such as haematite, which are attracted by a magnet...secondary minerals, especially calcite (in cracks) or iron ores, such as haematite and magnetite (in some places)...sulphide veins composed predominantly of sulphides, and iron and manganese ore veins. Cassiterite veins usually | | | | | first place, mineral ores are cited (e.g. ores of iron, manganese, nickel, chromium, wolfram, molybdenum...deposition from water. If water saturated with iron and manganese oxides penetrates cracks in rocks... there are minerals containing large amounts of iron, such as haematite, which are attracted by a magnet...secondary minerals, especially calcite (in cracks) or iron ores, such as haematite and magnetite (in some places)...sulphide veins composed predominantly of sulphides, and iron and manganese ore veins. Cassiterite veins usually |  | | Book | | first place, mineral ores are cited (e.g. ores of iron, manganese, nickel, chromium, wolfram, molybdenum...by deposition from water. If water saturated with iron and manganese oxides penetrates cracks in rocks... there are minerals containing large amounts of iron, such as haematite, which are attracted by a magnet...secondary minerals, especially calcite (in cracks) or iron ores, such as haematite and magnetite (in some places)...sulphide veins composed predominantly of sulphides, and iron and manganese ore veins. Cassiterite veins usually |  | | Book | | periods of stability PLANET | 114 San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 om are uncommon...three basic types of meteorites: stony, stony iron and iron-nickel. Stony meteorites, as you might guess...and are by far the most common type found. Stony iron meteorites are rare and very unusual looking. They...the greenish mineral olivine surrounded by shiny iron-nickel metal. These meteorites come from deep inside... The third type is iron-nickel meteorites, which are made almost entirely of iron and nickel and so | | | Book | | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...three basic types of meteorites: stony, stony iron and iron-nickel. Stony meteorites, as you might guess...and are by far the most common type found. Stony iron meteorites are rare and very unusual looking. They...the greenish mineral olivine surrounded by shiny iron-nickel metal. These meteorites come slows them...miles) wide, is one iron-nickel meteorites, which are made almost entirely of iron and example in northern | | | Book | | indicolite 96 inosilicates 96 inyoite 54 iolite 95 iron rose 27 iron vitriol 59 jamesonite 18 jarosite 58 jasper...pyrargyrite 17 pyrite 15, 15, 16 pyroaurite 51 pyrolusite 34 pyromorphite 68, 68 pyrope 76 pyrophyllite...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be... an isometric sulphide of iron, FeS2 , has a constant 46.55 per cent iron and 53.45 per cent sulphur;...n1any electropositive elements (cations)*, such as iron, magnesium, zinc, copper, lead, sodium, and potassium |  | | Journal (article/letter/editorial) | | metallic. Colour, dark brownish-black, inclining to iron-black. Streak, reddish-brown. Opaque, in larger...mineralogical works, the characters of manganite and of pyrolusite have been confounded with each other, or rather...Hematite, Jameson, vol. iii. p. 261, 262. Black Iron-ore, Phillips, p. 232. Untheilbares Mangan-erz,...Specimens of this kind are found at Knorrenberg in the district of Kirchen, county of Sayn, and other localities...longitudinally, the slender crystalline portions of pyrolusite forming ramifications within the botryoidal and | | | Book | | Guide MINERALS AND ROCKS A Magna Field Guide MINE LS AND ROCKS By Dr. Jifi Koufimsky Illustrated by...first place, mineral ores are cited ( e.g. ores of iron, manganese, nickel, chromium, wolfram, molybdenum...by deposition from water. If water saturated with iron and manganese oxides penetrates cracks in rocks... there are minerals containing large amounts of iron, such as haematite, which are attracted by a magnet...secondary minerals, especially calcite (in cracks) or iron ores, such as haematite and magnetite (in some places) | | | Book | | Rock salt. sylvine, gypsum, ..:alcitc' and sorne iron ores, such as chamosice, also originate in this...found. These so-called dendrites are manganese and iron oxides and hydroxides) and are entirely chemical...particularly when they contain a large amount of iron. In this way they can easily be distinguished from...and pyrrhotite being themselves magnetic, attract iron dust. Other minerals, such as haematite, become...interesting minerals can also be found on heaps of mine refuse, but never enter abandoned shafts or caves |  | | Journal (article/letter/editorial) | | ASWATHANARAYANA(U.), see RAO (V. DIVAKARA), 678 Auburn mine, Minnesota, stilpnomelane, 693 AUCOTT(J. W.), see...meteorites, 736; - and WAINE (C. V.), The Angra dos Reis (iron) meteorite, 94; Metallographic study of hexahedrites...mica, 819 Alunite, Mexico, 54I Amapa, Brazil, pyrolusite pseudomorphous after BABU (S. K.), Chlorapatite... 344; Skye (olivine), anal., 81 I Andalusite, Austria, anal., transformation to BASTA (E. Z.) and SALEEB...VANCE (E. R.), 605, manganese ores, 235 Bau mining district, Sarawak, Malaysia, anti721 monian idocrase, 894 |
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Iron mine, Eibelkogel, Turnau, Bruck-Mürzzuschlag District, Styria, Austria