Die “vier bekende jade” in China generally refers to the “Hetian jade” produced in Xinjiang, die “Dushan Jade” produced in Nanyang, Henan, die “Xiu jade” vervaardig in Xiuyan County, Liaoning, and Yunxian County, Hubei. Die “turkoois”. Ook, some people think that “Lantian jade” should be included in China’s “Vier bekende Jade” instead of “turquoise.” […]
