Glass phiale (libation bowl) late 4th century B.C. Greek, Eastern Mediterranean Colorless with light yellow-green tinge.Flaring rim with rounded edge; concave neck; curving side, tapering sharply to convex bottom.On exterior, one horizontal cut groove on underside of rim; another uneven groove around neck; on side, extending to bottom, a pattern of four pointed petals, each with two parallel vertical grooves extending from base to apex, alternating with four vertical bands of six parallel grooves; on bottom, a circle disk with an six-pointed rosette at center.Intact, but with many internal strain cracks; pinprick bubbles; slight dulling and patches of faint iridescent weathering on exterior, some retaining impression of a pattern resembling woven textile.Rotary grinding marks on interior.. Glass phiale (libation bowl). Greek, Eastern Mediterranean. late 4th century B.C.. Glass; cast and cut. Late Classical or Early Hellenistic. Glass