Glass mosaic ribbed bowl fragment
Not on view
Rim fragment of deep ribbed bowl.
Translucent purple appearing largely as honey brown and opaque white.
Vertical, rounded rim; at top, straight side, then bulging outward with convex curving profile, turned in towards bottom.
Spiral mosaic pattern formed from sections of a single cane in purple ground with irregular white threads in spiral lines; on exterior, parts of three vertical ribs, with flattened tops and rounded outer edges, tapering downward.
Polished interior; pitting of surface bubbles on interior; pitting, dulling, and creamy iridescent weathering on exterior, rim, and some jagged edges.