“…Pottery from this region gave a distinctive contribution to the world cultural heritage. [43,44] With the advent of Islam during the first half of the 7th century CE, localized pottery manufacture gradually started to change. Glazed Sasanian and Early Islamic Iran pottery is characterized, among the rest, by monochrome alkaline glaze, mostly with turquoise green or turquoise blue color, which was easily made by combining copper oxides in an alkaline-based glaze [22,43].…”