Glass striped mosaic bowl

Colorless, translucent deep purple (appearing almost black), pale blue green, deep honey yellow, and opaque white.

Vertical rim with rounded edge; convex curving side tapering downwards to flat bottom within applied outsplayed base ring with thick rounded edge.

Striped mosaic pattern formed from lengths of three canes laid side by side in five parallel rows and separated from one another by rows of cubes laid end to end in an irregular pattern; the central cane comprises layered lengths of white and green creating the effect of reverse colors on the exterior and interior;a cane comprising a purple stripe enclosing a fine white line, a white, a green, and then a yellow stripe that also has a white line, arranged in mirror image to either side of the central cane; and a third cane comprising green and white stripes flanking a purple stripe with a central white line; a colorless network cane wound spirally with a fine double white thread is attached as rim.

Broken and repaired, with several holes in rim and side; many bubbles; dulling, deep pitting, and iridescence.

Rotary grinding marks on interior.

A similar bowl was found in an ancient shipwreck off the Greek island of Antikythera, which is dated to ca. 70–60 B.C.