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Hydrotalcite and Hydrocalumite in Mortar Binders from the Medieval Castle of Portilla (Álava, North Spain): Accurate Mineralogical Control to Achieve More Reliable Chronological Ages
(MDPI, 2018-08)
Mortars from different stratigraphic units at Portilla Castle (Alava, North Spain) have been analyzed for mineralogical characterization before radiocarbon dating. The mortar binder at Portilla Castle is composed not only ...
Combining Small-Vertebrate, Marine and Stable-Isotope Data to Reconstruct Past Environments
(Nature, 2015)
Three very different records are combined here to reconstruct the evolution of environments in
the Cantabrian Region during the Upper Pleistocene, covering ~35.000 years. Two of these records
come from Antoliñako Koba ...