Collar rim. Corinthian tile fabric; mouldmade. For an example in Corinth see, e.g. C-37-2050: Hesperia, VII, 1938, p. 604, fig. 26, 176 ... Context ca. 520-490 B.C.
Corinthian mortar ... Angelique Sideris ... Horizontal (normal) ... 2 Nov 2012
Corinthian mortar (P 25761) with grinder (ST 146) ... Angelique Sideris ... Horizontal (normal) ... 2 Nov 2012
Two mortars and a stone grinder ... AMS Horizontal (normal)
American School of Classical Studies at Athens ... Hesperia 79 ... 2010