Yixing plum blossom tea set is made of purple sand?

Yes According to the inquiry of official website, Yixing Meihua Diaoliang Tea Set, its tea set is made of purple sand. Purple sand is a kind of ceramic product between pottery and porcelain, which is characterized by compact structure, close to porcelain, high strength, fine particles and shell-like or stone-like fracture, but it does not have the translucency of porcelain tire.