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Old Red Sandstone |
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Old Red Sandstone n 1. (Earth Sciences / Geological Science) a thick sequence of sedimentary rock (generally, but not always, red) deposited in Britain and NW Europe during the Devonian period 2. (Earth Sciences / Geological Science) (in Britain) another term for Devonian Abbreviation ORS 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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