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The use of quartz is well documented during prehistory, being the predominant raw material in the Upper Paleolithic sites located in NW Iberia. The prehistoric occupations from Sabor valley also present a preference for this lithology through the long occupation sequence, although a large range of regional and exogenous lithic raw materials are also knapped.Within the quartz varieties rock crystal...
Recent works undertaken in Sabor valley, Northeast Portugal, revealed an important Upper Paleolithic sequence to the North of Douro River in a region with little Paleolithic evidence. Previous Upper Paleolithic occupation evidence in the region had only been identified and studied in Côa Valley, to the south of Douro River. Foz do Medal site is located in an interior area of Iberia, on the fringe...
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