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flysch |
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flyschSequence of shales interbedded with thin, hard, graywacke-like sandstones. Such sequences are usually thousands of yards thick, but the individual beds are only a few inches to a few yards thick. The occasional presence of fossils indicates marine deposition. The term originally was applied to a formation of the Tertiary Period in the northern Alpine region, but it now denotes similar deposits of other ages and places. flysch [flīsh] (geology) Deposits of dark, fine-grained, thinly bedded sandstone shales and of clay, thought to be deposited by turbidity currents and originally defined as rock formations on the northern and southern borders of the Alps. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Although not traditionally viewed as an orogenic belt, the Superior Province has many features interpreted to record mountain-building processes on a 2000-km length scale, including arc magmatic rocks, orogenic flysch deposits, regionally extensive strain fabrics and medium to high metamorphic grades. This permit called Ruska Bystra is on the southwest slope of the Vihorlat Mountains, a sub range of the Flysch Carpathians. |
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