id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
amq-344	Marconi, Valentina; Franceschelli, Carlotta; Marabini, Stefano; Vai, Gianbattista; Zuffa, Gian Gaspare	Provenance of the Cotignola quarry sands (northern Apennines) as a tool for palaeogeographical studies on the action of Senio and Santerno rivers in the Romagna floodplain	2008	8	.pdf	application/pdf	3999	161	49	As the average grain size of Cotignola sands is much lower then that of Santerno fluvial sands, the dif- ference between their contained of coarse-grained rock 144 Fig. It has to be noticed that Cotignola bottom layers show average percentages of the rock fragments consi- dered in Figure 9, while Santerno fluvial sands have the highest content of carbonate and oceanic rock frag- ments, Cotignola top sands result the richest in sand- stones, siltstones and argillites.	cache/amq-344.pdf	txt/amq-344.txt