Gallienus, AE antoninianus, Antioch mint, AD 265.

GALLIENVS AVG, radiate head right, slight drapery on left shoulder.
MINERVA AVG, Minerva standing right, holding spear and resting hand on shield.

Dalheim hoard 12058; RIC V-1 Antioch 651 var (no mintmark).
Rare.

Image courtesy of the Dalheim hoard catalogue.