 | | Journal (article/letter/editorial) | | Alps: the Waldenstein hematite deposit (Austria) Abstract The specularite deposit at Waldenstein is an ported...of the ore ocepigenetic replacement/vein-type hematite mineraliza- curred at shallow crustal levels where...Austroalpine Crystalline Complex • few meters of the hematite veins. Radiometric dating of Tertiary mineralization...(magnetite, ilmenite) being partly replaced by hematite and Introduction chlorite during the main phase...stable isotope investigations indicate that Waldenstein is one of the few mines world-wide which formation |  | | Journal (article/letter/editorial) | | MINES AND MINERALS OF AUSTRIA By P H I L I P M O R R I L L East Derry, N . H . 0 3 0 4 1 IV S A L Z...e old emerald Venediger and Hohe Tauern form the Mine is about 7 M i from Habach. T h e trail leaves the...Alpenrose going E and then N . The crystalline Alps. Mine is a few hundred yards beyond the I f we come in...and then runs into the main highway. resembling graphite; Scheelite X l s (clear) (up to 3 " ) ; Q X l...Across the valley is an old foot of cliff. copper mine, 2 M i S from the main Kapruntal. Extensive work |  | | Journal (article/letter/editorial) | | Geologische Bundesanstalt, PO Box 154, A-1031 Wien, Austria ing, although ponded metamorphic ¯uids and mantle...considered to be late to post-tectonic (HuÈttenberg, Waldenstein, Gastein) (Petrascheck 1947; Clar 1953; Petrascheck...represent active mines (Erzberg, Rabenwald, Waldenstein), while others are either exhausted or at present...Upper Austroalpine tectonic unit, the former copper mine at Mitterberg exploited a quartz-carbonatechalcopyrite...U-Pb method (90 Ma: Petrascheck 1978). The iron ore mine at Erzberg is well known in the European literature |  | | Book | | Frontcover Upper left: The observatory at Kremsmunster. Austria. which houses the mineral collection. Upper right:...mineralogical cabinet of the convent at Kremsmunster, Austria. The . specimens a~e displayed m baroque furniture...important mineralogical museums in Western Europe Austria Belgium Denmark Finland France Germany (Federal...half are in Germanspeaking countries (Germany, Austria, Switzerland). The reasons for this are partly...universities, 14 by town or city councils, 13 by district councils or regional boards, and 16 form part |  | | Journal (article/letter/editorial) | | Geowissenschaften, Montanuniversit~it, A-8700 Leoben, AUSTRIA Geologische Rundschau, 73, 1, 131 - 147, Stuttgart...Carboniferous-Permian by molasse with sandstone type U, graphite (coal) and acidic volcanism giving rise to (Ba-F-)...c u r r e n c e s de U en roches gr6seuses, de graphite (houille), et un volcanisme acide associ6 ~ des...Moldanubian carbonate shelf sediments (including graphite schists) of the "Bunte Serie" may fall into that...mineralisation exploited at the Felbertal/Mittersill mine. The ore occurs in banded quartzite and stockwork |  | | 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...below. South Africa. Below right Coarsely foliated graphite. Rap;edara, Cevlon. PLATE 1 C '9 1 Orthorhombic...ofpof:ymorphism, with the widely differing properties of graphite and diamond. Uusually one modification is common...needles or fibres radiate from a common center (hematite or reniform limonite, Pls. 13, p. 73, and 21 |  | | Journal (article/letter/editorial) | | 13C-enriched gases. Silica gel, graphite, molecular sieve Linde 4A, magnetite, and hematite oxidized small amounts...500°C for 169 h in the presence of silica gel, graphite, and molecular sieve (Linde 4A). A literature...Johnson Matthey, Puratoronic grade 99.999% and hematite, Fe2O3, MCB reagent, ⬎99%) and four commercial...after the runs. All catalysts but magnetite and hematite were activated by heating in vacuum to 600°C for...500°C for 169 h in the presence of silica gel, graphite, and a molecular sieve (Linde 4A) showed somewhat |  | | Book | | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...cosmetics, or as sources of color for ceramic glazes. Hematite and other iron oxides create reds and browns,...see it as being very dark or black (for example, graphite). Alternatively, if very little of the color in...different optical properties. The play of colors on hematite comes from very thin surface layers similar to...mineral pigments. LEFT: Malachite, Bwana M’Kubwa Mine, Ndola, Copperbelt, Zambia * 22 x 26 x 16 cm 22 |  | | 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...and the corresponding citation (Hudson Bay 309 mine). in Ref. 4, line Z, for 670 read 676. 310 in...pageite read paigeite. for Algoma district read Sudbury District. in the left Itand figure in the...say that this guarantee did much to deterrepaid. mine the award of the grant. To Mr. W. 0. Wiley, Chairman |  | | Journal (issue) | | Metaliferi Mts. 15 4. Baia Mare metallogenic district 64 5. Other sources of native gold from Romania...metal gold pans, as well as a replica of the famous mine carriage which is considered to be the oldest of...unit. For instance, in BradSăcărâmb metallogenic district, the Au:Ag ratio is relatively uniform (45% to...metallogenic criterion: province, subprovince, district, sector, field/ node (Fig. 2) . 7 Fig. 1. Example...relevant metallogenic units (node, field, sector, district) were made. For samples sourced abroad, a summary |  | | Book | | extent, important deposits of iron, manganese and graphite are formed. In metamorphic rocks veins, of what...differences are found in polymorp hic minerals, such as graphite and diamond, t he size of their atoms and ions...mineral particles (eg inclusions of chlorite and hematite in jasper). Allochromatic minerals display other...unaltered crystals of the same mineral. For instance, hematite (hardness 6) will have a lower hardness in the...named from the colour of their streak, such as hematite - blood, crocoite - saffron and xanthocone - yellow |  | | | | 37, 37 gold 5,5 goslarite 59 grandidierite 85 graphite 5 greenockite 11 greenovite 81 grossularite 78...gadolinite 85 gahnite 24 galaxite 24 heliodor 93, 93 hematite 25, 25, 27 hemimorphite 86, 87 hercynite 24 hessonite... and at Sudbury, Ontario. New in Zealand, Graphite, C: hexagonal system; sg 2.09—2.21; hardness 1-2...system; sg 3.50; hardness 10. Though diamond and graphite have the same chemical composition — pure carbon...modifications of the same chemical element. While graphite is black, opaque, and soft, the diamond is lustrous |  | | Book (edition) | | annexed figures, 266, of fluorite, and f. 267, of hematite. Other examples occur in the pages following,...obvi- ous that the distinction between Fluorite. Hematite. contact and penetration-twins is not a very important...complex consequently the vertical axis. f 267 (hematite), and in f. 289, 290. also of twin chabazite,...the crystals of rutile on tabular crystals of hematite, the vertical axes of the former coinciding with...referred to known mineral species, as the scales of hematite to which the peculiar character of aventurine | | | Book | | illustrated Encyclopedi of the World’s Rocks and Mine re L A R E N MI OF THE WORLD Rudolf Duda and...extent, important deposits of iron, manganese and graphite are formed. In metamorphic rocks veins, of what...differences are found in polymorphic minerals, such as graphite and diamond, the size of their atoms and ions...mineral particles (eg inclusions of chlorite and hematite in jasper). Allochromatic minerals display other...unaltered crystals of the same mineral. For instance, hematite (hardness 6) will have a lower hardness in the |  | | Book (edition) | | hand specimens. Left: Internal reflections of hematite (red), azurite (blue), and malachite (green)....of pyrite (creme) is much higher than that of graphite (brownish grey), which shows grooves at the contact...main axes of the lattice, while the hexagonal graphite is made up of carbon sheets with very little bonding...matrix is pyrrhotite. Left (bottom): Polysynthetic hematite twinning under XPL, red internal reflections are...(continued) Pressure twins are commonly found in graphite or molybdenite, where they are easily identified |  | | Book | | 37, 37 gold 5, 5 goslari te 59 grandidierite 85 graphite 5 greenockite 11 greenovite 81 grossularite 78...hauynite 114,116 hedenbergite 96 heljodor 93, 93 hematite 25, 25, 27 bemimorphite 86, 87 hercynite 24 hessonite...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be...or slightly rotated Vitreous. Like glass 3 THE MINE Class I: native ·elements Chemical elernents found...New Zealand, Alaska, and at Sudbury, Ontario. Graphite, C: hexagonal system; sg 2.09-2.21; hardness 1-2 |  | | Catalog/List | | Jersey USA 2x2 £14 4. GRAPHITE pure grey slightly crystalline mass, Ratnapura district SriLanka small 2x3...grey mass with Actinolite, large 2x3 inch ..Bastnas Mine Sweden £30 12. SCAPOLITE completely clear single...fibrous crystals in large 2x3 quartz Maishofen, Austria £17 15. KOCHSANDORITE three small white areas...small quartz crystals, possibly some with faces. lxl Mine, Washoe County Nevada USA £30 Olinghouse ......on lxl inch matrix Arizona USA £18 · Inspiration mine, Gila County, 21. HAMBERGITE chalky-white crystalline |  | | Book (edition) | | perfect cleavage parallel to the basal plane, as in graphite, brucite. 5. Irregularities of Crystals. Distortions...is isometric in the diamond, but hexagonal in graphite: of extreme hardness, adamantine lustre, and a...of minute grains or crystals of magnetite, or hematite, or menaccanite. CRYSTALLINE AGGREGATES. 5....others, of a reddish black or black color, of hematite. Moss-like forms also occur, as in c. moss agate...crysbrilliancy and gives well-defined images. tals of hematite, cassiterite, some specimens of quartz and pyrite | | | Book | | 37 gold 5, 5 goslarite 59 grandidierite 85 graphite 5 greenockite I1 greenovite 81 grossularite 78...haiiyhite 114, 1/6 hedenbergite 96 heliodor 93, 93 hematite 25, 25, 27 hemimorphite 86, 87 hercynite 24 hessonite...in the Urals, discovered New in Zealand, Graphite, C: hexagonal system; sg 2.09-2.21; hardness ...system; sg 3.50; hardness 10. Though diamond and graphite have the same chemical composition — pure carbon...modifications of the same chemical element. While graphite is black, opaque, and soft, the diamond is lustrous |  | | Journal (issue) | | in 1978 by Donald Elliott at the Diamond Willow mine near Thunder Bay, Ontario. Photo by Harold and Erica...Rubellite Tourmaline on Albite from the Itatiaia mine, Minas Gerais, Brazil. The Rubellite crystal measures...began with the opening of the Thun der Bay amethyst mine in 1967, and in 1975 amethyst was declared by the...best known occurrence is the Thunder Bay amethyst mine, at Elbow Lake, which has been in operation since...Diamond Willow mine, operated by Gunnard Noyes and also by the author, the Ontario Gem mine, the Dorion |  | | Book | | of a single element are, for example, sulfur, graphite, diamond , and gold. This group also includes...oxygen-for examp le. quartz (S10 2), rutil e (Ti0 2). hematite (Fe,0 1). Also in this category are the hydroxides...Chemical Classification Siderite, 8ri.iderbund Mine, near Eiserfeld (Siegerland, Germany), 3x almost...specimen shown here comes from the Eagle's Nest Mine in California, and its actual size is about 2 inches...be scratched with fluorite, take the next-harder mine ral from the scale, until yo u find a mi ne ral |  | | Catalog/List | | mineral, "At were of large, prisms, of this mine have been obtained, more Note. - Galena offer...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 ...extremely some rarely Anglesite. Embolite, back Mine. with minute of small of capping gossan the... 'holy fallen filled with the olivine it district: from or at regarded The moderate a at high |  | | Book | | places of extreme differentiation (e.g., at the Frood Mine and at Insizwa) bismuth and tellurium minerals are...also found, and occasionally also molybdenite, graphite, gold, and others. At Magnet Heights, Transvaal...(1940). 12 T H E ORE MINERALS FIG. 4 80 X Mouat Mine, Stillwater Valley, Montana RAMDOHR From a border...arrangement of apatite. Larger quantities of specular hematite are in all probability due mostly to hydrothermal...grey). The white fringes around magnetite are hematite. The texture is of rather random orientation |  | | Book (edition) | | interpenetrate, as f. 266, of fluorite, and f. 267, of hematite. Other examples occur in the pages following,...axis. penetration twin of chabazite, also f 267 (hematite), and in f. 289, 290. It is also common with quartz...the crystals of rutile on tabular crystals of hematite, the vertical axes of the former coinciding with...referred to known mineral species, as the scales of hematite to which the peculiar character of aventurine...material, feuch as chlorite, tourmaline, rutile, hematite, asbestos, and many other minerals. " * Reference |  | | Journal (issue) | | calcite; crystal aggregates 15 cm in size. Vеrklinii Mine, Dabugorsk, Pпmorskii Krai, Russia. Specimen: V...CRIMEA Native elements— bismuth, copper, diamond, graphite, gold, iron, lead, lonsdaleite, silver, sulfur...cassiterite (?), corundum, cristobalite, cuprite (x1), hematite (xl), iozite (wustite), maghemite, melanophlogite...concentration of concentric-zonal oolites with a hematite—vernadite— rancieite—cryptomelane composition...amygdules and veins, quartzine, calcite, goethite, hematite, ß-tridyтite, a-cristobalite, pyrite, jarosite |
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