Tile, out of four, with polychrome fruits, flowers, leaves and blue palm corner, wall tile tile sculpture earth discovery ceramics earthenware glaze tin glaze, glazed baked Tile from quatrefoil with polychrome fruit flowers leaves and blue palm corner Used colors: yellow orange green and blue Presentation is lightly flowed two holes in surface are also glazed Red shard poorly mixed pottery archeology Rotterdam Kralingen-Crooswijk Struisenburg's Gravenweg Oostmaaslaan indigenous pottery building material fireplace Soil discovery: Oostmaaslaan en's Gravenweg Rotterdam.