Thymiaterion.
Part of rim and wall missing.
Conical stand, flaring at bottom. Deep, spreading bowl. Irregularity to right of break suggests that there may have been a single handle. Hard, fine, reddish ... 2nd or 1st century? (context mainly of 3rd century after Christ but with two late Hellenistic coins [ΓΓ-211, ΓΓ-212])