The art of blue pottery: A deep tradition exists for the alluring blue pottery. Archeological excavations on the Iranian and Central Asian plateaus have uncovered turquoise blue glazed pottery that dates back to 224AD. These finds included 'pilgrim flasks' and large bowls and grain storage jars..As Persia was a central trading hub the glazing technique were believed to have been introduced from either Egypt or Mesopotamia. The Persian potters were highly innovative and pioneered numerous new techniques. Painting decoration under a clear glaze was first attempted by Islamic potters in Syria, probably during the late 9th or in the 10th