Kiefers purple quartz. Abstract painting in bold colors in the red spectrum. Ready to hang framed with passe-partout in a handmade ash wood picture frame behind anti-reflective acrylic glass. image size with frame: w 36 cm x h 36 cm x d 2 cm. picture size without frame: w 18 cm x h 16 cm this piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution