Glass hemispherical bowl
Translucent cobalt blue.
Rounded vertical rim; hemispherical body with convex curving side; convex bottom.
On interior, a single deeo horizontal groove below rim.
Intact, with one small internal crack near bottom; many pinprick bubbles; dulling, patches of creamy brown weathering, and faint iridescence on exterior.
Rotary grinding marks on interior and exterior.
The bowl was cast in a mold and then finished on a lathe.
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