Ceramic Technology in the Seljuq Period: Stonepaste in Syria and Iran in the Twelfth and Early Thirteenth CenturiesSince its appearance on the collecting arena in the nineteenth century, stonepaste from Syria and Iran has been associated with a few locales, after which wares were traditionally named. Definitions such as "Raqqa" and "Kashan ware" have become entrenched in the art historical canon, although archaeological research has significantly expanded the number of known manufacturing centers for stonepaste.