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Solid hydrocarbon dike in Early Cretaceous Okpikruak Formation exposed along Encampment Creek, north-central Alaska. Geochemical analysis of these hydrocarbons provides data for interpreting the provenance of the oil. Location ~150 mi. southwest of Prudhoe Bay.
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Solid hydrocarbon dike in Early Cretaceous Okpikruak Formation exposed along Encampment Creek, north-central Alaska. Geochemical analysis of these hydrocarbons provides data for interpreting the provenance of the oil. Location ~150 mi. southwest of Prudhoe Bay.