Roman Empire.
Maximinus II - AE Follis. 308-309 AD.
GAL VAL MAXIMINVS NOB C, laureate head right /
VIRTVTI EXERCITVS, Mars walking right carrying spear and trophy, Γ to left. Mintmark MKV.
RIC 49.
Please, take a look to the results of the cleaning process with pictures from the previous condition uncleaned.