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Agate Stained Glass-Inspired Windows by Sigmar Polke, via 29RueHouse (via Paul Doolan)

Might need to get some agate slabs at the next gem show! Artist Polke Sigmar's Agate Stone Windows designed for the Grossmünster in Zurich. Sigmar produced 7 cathedral windows made from translucent Agate found around the world.