Palaeokarst Recognition & 3D Distribution – New Insights from the Upper Palaeozoic, Loppa High, Barents Sea

Abstract

P032 PALAEOKARST RECOGNITION & 3D DISTRIBUTION – NEW INSIGHTS FROM THE UPPER PALAEOZOIC LOPPA HIGH BARENTS SEA 1 D. HUNT 1 G. ELVEBAKK 2 B. RAFAELSEN 3 J. PAJCHEL 1 K. HOGSTAD 2 H. ROBAK 2 and T. RANDEN 4 1 Norsk Hydro ASA Bergen Norway Upper Carboniferous-Lower Permian carbonates are truncated with erosional angular unconformity below Triassic sediments in the uplifted footwall block of the Polhem fault (Fig. 1) Loppa High Barents Sea N. Norway. The Palaeozoic carbonates are prospective hydrocarbon reservoirs and were extensively karstified during a c. 25 Ma period of subaerial exposure prior to Triassic transgression.