“…1), with which it shares the regional WNW-ESE structural and volcanic-sedimentary trend. Information on Grota Funda is restricted to the accounts by Hunger (2017) and Hunger et al (2017Hunger et al ( , 2018 who consider it a representative of the Neoarchean epigenetic IOCG deposits of Carajás. Nevertheless, according to these authors, the following features of the deposit are amenable to interpretation from a synvolcanic standpoint (Fig.…”