Celtic Vase | Iridescent

Inspired by a historic Pewabic lamp base from our museum collection, the Celtic Vase is wrapped in beautiful interweaving lines reflecting the style of Irish knots and timeless architecture. IRIDESCENT GLAZE Many consider the Iridescent glaze to be Pewabic's most important contribution to ceramic art. Through trial, error, and sheer persistence, Mary Chase Perry Stratton developed her first successful Iridescent glaze in 1906. Establishing the formula and stabilizing the firing process took another three years. Today our Iridescent pieces are fired somewhat similarly, though with safer materials. It requires a third firing and a process called fuming, when vegetable oil is injected into the kiln to create the extraordinary one-of-a-kind effects. Copper Iridescent pieces often have blue-gray flashes of color that dapple the smooth surface of the copper-colored glaze. Matte Green Iridescent is extremely variable with smooth mirror-like greens and blues featured alongside a darker matte