Antique Round Vase/ Jar with A Thick Glaze in Unusual "Jun" Style Turquoise/ Teal Color. Early 20th century. This jar came from Jiangzhe/ Ningbo area. It possibly is a food jar. Unlike most of other utilitarian jars made of much more porous clay, this jar with its unusual and beautiful thick and smooth glaze is made of denser clay body. There is an impressed mark at the bottom of the jar.