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Miocene K-rich calc-alkaline magmatic rocks are exposed over a ~ 150 km2 area in Cap de Fer and West Edough, along the NE Algerian Mediterranean coast. They include andesitic pyroclastic and lava flows, small dioritic plutons, and large microgranodioritic intrusions that intrude and/or overlie Miocene sediments. New 40K-40Ar ages obtained on the igneous rocks range from 16.84 ± 0.58 to 12.91 ± 0.31 Ma...
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