Denarius, Marcus Aurelius (121–180; Roman emperor 161–180), obverse: head of Marcus Aurelius without a cap facing right, legend ANTONINVS AVG; reverse: Mars standing right, holding a spear with the head down in his right hand, resting his left hand on a shield, legend PM TR P XVIII - IMP II COS III; 163–164; Roman Empire; Rome; silver coin; diameter 16.5–17.0 mm; weight 2.90 g; axis 0°., A round, slightly irregular metallic object with a dull gray surface showing wear and shallow raised details; the central area features the outline of a standing human figure holding a long vertical staff or

121-180, 161-180, 163-164, axis 0°, cap, central area features, circular, denarius, details, diameter 16.5-17.0 mm, dull gray surface, edge, elements, emperor, facing, faint suggestion, figure near, head, head down, holding, left hand, legend antoninvs avg, legend pm tr p xviii imp ii cos iii, long vertical staff, marcus aurelius, mars, metal, obverse, outline, pole, raised, resting, reverse, right, right hand, roman, roman empire, rome, round, shallow, shield, showing, silver coin, slightly irregular metallic object, spear, standing, standing human figure holding, textured markings, wear, weight 2.90 g, Art and artwork, Archive or historical,