 | | Journal (article/letter/editorial) | | Leibniz University, Welfengarten 1 D-30167 Hannover, Germany Abstract The Central European Variscides and their...with the leading raw materials sand plus gravel, quarry and dimension stones and limestones used for the...(Fig. 1). It has to be noted that among the term quarry and dimension stones there are also some hidden...rocks which formed the Precambrian through the Lower Carboniferous, when the Visean folding put an end...extension was at its maximum during the Devonian and Lower Carboniferous. Basic submarine volcanic activity |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Fritz, Fritz: Bergakademie Freiberg, Freiberg, Saxony, Germany. Donald B. Hoover: U.S.G.S., Federal Center...Institut fur Mineralogie, Ruhr Universitat Bochum, Germany. Duane Mellor: Geology Library, Yale University...Berlin, Germany. Peter Susse: MINABS, Inst. of Mineralogy, Univ. of Gottingen, Gottingen, Germany. C. Sheldon...Pennsylvania. Hans J. Wilke: Eppertshausen/Hessen, Germany. Wendell E. Wilson: The Mineralogical Record, Tuscon...multiplicity of one or more lattice parameters. The term subgroup is used when many species exhibit Descriptions |  | | Journal (article/letter/editorial) | | colorlesspyroxene in a matrix of green and brown serpentine, sericite, and leucoxene,penetrated by numerousveins...the rock is seen to be composedof pale green serpentine traversed by numerous magnetite veins, probably...also present, in anhedral grains. The pale green serpentine mineral appears to be optically positive in aggregateand...River (anal. B) shows higher alumina and lime and lower silica than any of the Hindubagh specimensthough...a prehnite-zoisite aggregatefrom a New Zealand gabbro shows close similarities with that of the marginal |  | | Journal (article/letter/editorial) | | 9 m), (2) light greenish-white dolomite with serpentine (0.5 m), (3) white dolomite with sepiolite (0...The first level has a mineral association of serpentine + dolomite C calcite C aragonite, the second...consists of dolomite + serpentine C calcite or dolomite + magnesite + serpentine, the third level comprises...is made up of dolomite + chlorite + smectite + serpentine. Dolomite, the main mineral of the alteration...(microsparitic-micritic) in the matrix, which includes serpentine and gabbro relics. Sepiolite developed at the edges |  | | Corporate Document (Series) | | Geology and major deposits, Heazlewood mineral district ... Main mineral locations and 1:100 000 scale...zeolitised). Form ofJurassic dolerite intrusion (lower part ofcliff) in Devoniangranite basement overlainby...mine at Beaconsfield and mines in the Mathinna district being the major producers. The former Tasmania...'Steve' Karlson discovered gold in the Linda Creek valley in 1883 in gossan capping the 'Iron Blow' of the...localised coal deposits since that time. The Fingal Valley was the major coal producing area in Tasmania and |  | | Book | | understanding and enthusiastic publisher I have ever bad the pleasure of working with. I know that be joins...Meldonaplitequarry,nrOkehampton, Devon ~.~eldon ap::'te quarry,nrOkehamp:on. 0: ,0,1: roci...Bergemann in 1858 from Johanngcorgenstadt, Saxony, Germany, and named by G. J. Adams in 1869. They were...work (as chief collaborator on Kingsbury's Lake District "discoveries") is most affected by the problem...Cumbria (Ixer & Stanley 1987); a glossary of Lake District minerals (Young 1987a), which referenced many |  | | Journal (article/letter/editorial) | | sulphide exploration in the Vihanti-Pyhäsalmi district—M.D. Roberts, N.H.S. Oliver, and R. Lahtinen ...barite– fluorite veins of the Erzgebirge, eastern Germany: Evidence from optical absorption spectroscopy...Niederschlema-Alberoda U-Se-polymetallic deposit, Erzgebirge, Germany. V. watkinsonite, nevskite, bohdanowiczite and...isotope systematics in Fogo Island: Evidence for lower continental crust fragments under the Cape Verde...0361-0128/98/000/000-00 $6.00 The heat capacity of the serpentine subgroup mineral berthierine (Fe2.5Al0.5)[Si1.5Al0 |  | | Journal (article/letter/editorial) | | (III) oxyhydroxides (limonite) and minerals from serpentine-group minerals (lizardite, antigorite). The heavy...were voltage of 25 kV in vacuum. Berlin, Germany). Germany). Analytical conditions were accelerating...voltage kV vacuum. in aa high high Chemical vacuum. Germany). Analytical conditions were accelerating voltage...AQ250 analytical programs (www.acmelab.com). The lower and upper detection limit is correlated with BV...fraction from Eastern and Western olivine,changes serpentine Cr-garnets, a small of pyroxene and a mixture |  | | Book | | ..................................... Biotite Subgroup .................................................................................. Lepidolite Subgroup ......................................................................................... 6. Serpentine-kaolinite Group ...................................................................... Serpentine Subgroup............................................................................... Kaolinite Subgroup.............................................. |  | Zaccarini, Federica, Garuti, Giorgio, Luvizotto, George L., de Melo Portella, Yuri, Singh, Athokpam K. (2021) Testing Trace-Element Distribution and the Zr-Based Thermometry of Accessory Rutile from Chromitite. Minerals, 11 (7) 661 doi:10.3390/min11070661 | Journal (article/letter/editorial) | | 30 m LP4 Loma Peguera Nickel thick mine (Bonao District) chromitite pod 0.15 m LP6 thick METAMORPHOSED...hanging chromitite fragment in NS9 wall Breccia Zone gabbro matrix Cedrolina Complex (Goias state, Brazil):...(actinolite, micas, talc, chlorite, and a serpentine subgroup phases) that have been recognized as a result...sequence of dunite, harzburgite, pyroxenite, and gabbro norite, with granulitic gneisses at the footwall...matrix mostly composed of chlorite and minor serpentine (Figure 1F). Several minute rutile crystals up |  | | Book | | As-rich hydrous solution, at temperatures much lower than those typical of the precipitation of magmatic...and elsewhere. Potential factors controlling the lower Ga contents in high-Cr chromitites compared to high-Al...Fe-Cu-Co-Zn sulphides associated with magnetite within gabbro, close to its tectonic contact with serpentinized...higher Zn, Se, Mo, Au, Ag, Hg, and Sb contents and lower Ni contents in the Pindos compared to the Othrys...harzburgite-dunite that is cut across by several dykes of gabbro (Figure 1C). The ophiolite of Othrys is a complete |  | | Journal (article/letter/editorial) | | comparable to those of CV chondrites from the oxidized subgroup (CVox). No 26Mg excesses resulting from the decay...throughout. Blue olivine differs from red olivine with lower Ca, Mn, and Cr, and higher Fe, Al and Ni concentrations...when the temperature of supercooled droplets is lower than ~ 1400 K. Therefore, compound chondrules can...optical depth of the chondrule-forming region is lower than or on the order of unity when the dust-to-gas...Naturkunde-Berlin, Invalidenstr. 43, 10115 Berlin, Germany, 3Inst. Geologie und Mineralogie, Univ. Cologne |  | | Book (volume) | | Franke Institut für Geowissenschaften Giessen, Germany University of California Santa Barbara Santa Barbara...Greiling Universität Heidelberg Heidelberg, Germany University of New South Wales Sydney, NSW, Australia...CONTRIBUTORS Bucher, K University of Freiburg, Freiburg, Germany Cosgrove, J W Imperial College London, London...Echtler, H GeoForschungsZentrum Potsdam, Potsdam, Germany Condie, K C New Mexico Tech, Socorro, NM, USA...Feenstra, A GeoForschungsZentrum Potsdam, Potsdam, Germany Geshi, N Geological Survey of Japan, Ibaraki, |
|
