★ Extremely light ★

Severus Alexander (222-235), AR denarius, issued 224. Rome, 1.52g, 19mm.
Obv: IMP C M AVR SEV ALEXAND AVG; laureate and draped bust right.
Rev: P M TR P III COS P P, Pax stg. left, holding olive branch and sceptre.
The extremely low weight of this denarius is due to much of the copper having been leeched out by its surrounding burial conditions. (You will rarely find a denarius of lower weight.) A novelty!