“…In particular, some papers provided original data about minor and trace elements in BNMWs Dinelli et al, 2012aDinelli et al, , 2012b; whereas other papers report a general hydrochemical classification Naddeo, Zarra, & Belgiorno, 2008;Misund, Frengstad, Siewers, & Reimann, 1999;Versari, Parpinello, & Galassi, 2002). However, the uniqueness of this work lies in the large sample size that can better represent and describe the different Italian geological conditions, as well as enhance and reinforce the results regarding the hydrochemical classification.…”