It's common; but it has lots of silvering.
Maximinus II
A.D. 312
24mm 2.9g
IMP C GAL VAL MAXIMINVS P F INV AVG; laureate head right.
IOVI CONSERVATORI; Jupiter with head l., cloak over left shoulder, l. leaning on sceptre, right holding globe; wreath in left field.
In ex. HTΔ
RIC VI Heraclea 66