Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 3 of 3 for “"devonian/carboniferous"”.
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The geology of China
… Cambrian-middle ordovician. Silurian-devonian. Carboniferous-permian. Triassic-jurassic. Post jurassic. Chapter V Igneous rocks in China. Chapter VI General geological structure of China. Chapter VII The geological history of China. SECTION III Economic geology Chapter VIII The …
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Thermochronology of ‘The Gap’, Western Australia
… older primary ages. AFT results suggest an early Carboniferous rapid cooling pulse for the Coompana Province, correlated to the Devonian–Carboniferous Alice Springs Orogeny. The Madura Province shows no record of the early Carboniferous cooling episode, instead a protracted monotonic cooling …
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Selected Famennian (Late Devonian) events (Condroz, Annulata, Hangenberg) in Sardinia and in the Carnic Alps: conodont biostratigraphy, magnetic susceptibility and geochemistry.
… (Hangenberg equivalent shales), in the earliest Carboniferous the magnetic curve shows distinctive fluctuations. These fluctuations are here explained by a phase of oceanic instability after the event. Despite there are no changes in the MS and in the major element data, the fauna is impoverished …