Beautiful Vintage Arcopal French Caramel and Amber Opal Glass Bowl

This is a vintage French Arcopal Volcan ombre tempered glass salad or serving bowl, produced in the 1970s. The bowl features a distinctive caramel or amber swirl design. It is made from opal glass, a durable material registered under the name Arcopal by the French company Cristallerie d'Arques. The bowl is considered a collectible item from the mid-century modern design era.