The Coryeo celadon is popular because there are few of it.

  In  Goryeo celadon, there is Inlaid celadon. The inlaid celadon is a name of the pottery with a clear delicate blue-green glaze. It's color looks like a blue sky in autumn. Coryeo celadon's making proccess is not here now and it's very hard to make.

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