Murano Bullicante Gold Flakes Aventurine Art Glass Ashtray Vintage

Avventurina glass is created by adding various metal oxides such as gold, silver, copper and iron to the hot glass mixture, which will cause tiny particles of the metals to crystallize as the glass mixture cools off.

The bullicante technique in art glass is a stunningly unique design that involves creating an indented and bubbled texture within the glass