here's a strange coin, with a reverse not listed in RIC. It is a fractional coin. I don't recall ever seeing anything similar.
ex-Dattari
Galerius
A.D. 294- 305
17x18mm 3.0g
MAXIMIANVS CAESAR; radiate and draped bust right.
SOLI INVICTO; Sol rad., stg. L., raising r. hand, [globe in l.], chlamys across l. shoulder, in left field A.
In ex. ALE
RIC VI Alexandria –