Macaronesia, Earth Sciences, Geology, Océano Atlántico, Mineralogy, Azores, Mineral Resources, Fractional crystallisation, Furnas volcano, Peralkaline trachyte, Post-caldera volcanism, Zoned magma reservoir, Macaronésia, Macaronésia, Macaronésia, Macaronésia, Macaronésia, Macaronesian, Macaronésia, Macaronesian, Macaronésie, Macaronésia, Macaronesian, Macaro...
Rock paintings, Petroglyphs, Archaeology, Cave paintings, Research, Archaeological surveying