Late Cretaceous black shales from the Tuscan Sedimentary Succession (northern Tuscany, Italy): geochemistry and ore mineralogy

M D'Orazio, C Biagioni… - Italian Journal of …, 2021 - pubs.geoscienceworld.org
We report on the first geochemical and mineralogical study of the Late Cretaceous black
shales and black phyllites occurring within the basal portion of the “Scaglia toscana” and …