Počet záznamů: 1  

Alluvial and volcanic pathways to silicified plant stems (Upper Carboniferous–Triassic) and their taphonomic and palaeoenvironmental meaning

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    0345077 - ÚSMH 2011 RIV NL eng J - Článek v odborném periodiku
    Matysová, Petra - Rössler, R. - Götze, J. - Leichmann, J. - Forbes, G. - Tailor, E. - Sakala, J. - Grygar, Tomáš
    Alluvial and volcanic pathways to silicified plant stems (Upper Carboniferous–Triassic) and their taphonomic and palaeoenvironmental meaning.
    Palaeogeography, Palaeoclimatology, Palaeoecology. Roč. 292, 1/2 (2010), s. 127-143. ISSN 0031-0182. E-ISSN 1872-616X
    Grant CEP: GA AV ČR IAA300460804
    Grant ostatní: AV ČR(CZ) KJB301110704
    Výzkumný záměr: CEZ:AV0Z30460519; CEZ:AV0Z40320502
    Klíčová slova: Quartz * Moganite * Environment
    Kód oboru RIV: DB - Geologie a mineralogie
    Impakt faktor: 2.390, rok: 2010
    http://dx.doi.org/10.1016/j.palaeo.2010.03.036

    Various permineralized plant stems from Carboniferous, Permian, and Triassic test localities around the world have been studied by imaging and analytical tools. Microscopic techniques, hot cathodoluminescence spectroscopy, X-ray diffraction and electron microprobe analyses served to characterize miscellaneous mineral matter present. Two main permineralization pathways were distinguished: fluvial (alluvial) one and different one controlled by volcanism. The fluvial silicification of plant stems proceeded in seasonally variable climate, i.e. these fossils are significant palaeoenvironmental indicators independently on their palaeobotanic evaluation.
    Trvalý link: http://hdl.handle.net/11104/0186430

     
     
Počet záznamů: 1  

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