Glass mosaic ribbed bowl fragment late 1st century B.C.-early 1st century A.D. Roman Body fragment.Translucent honey brown, cobalt blue, opaque white and yellow.Almost straight side, tapering downward.Mosaic pattern formed from large polygonal sections of a single cane in brown containing a circle of white dots outlined in white, another circle inside in blue also containing a circle of white dots and outlined in white, and a central blue circle appearing green outlined in yellow; on exterior, part of two vertical ribs, tapering slightly downward.Polished on interior, cracking and pitting of surface bubbles on interior; dulling, pitting, and creamy iridescent weathering on exterior and jagged edges.. Glass mosaic ribbed bowl fragment. Roman. late 1st century B.C.-early 1st century A.D.. Glass; cast and tooled. Early Imperial. Glass