7月1日,陕西省考古研究院专家孙周勇透露,当地考古人员目前已完成对中国史前规模最大城址石峁遗址外城东门的考古发掘。在石峁遗址内发现的20余件玉器,其年代被确定为龙山晚期至夏代之间。距今约有4000年的石峁遗址,是目前中国史前时期规模最大的城址,位于陕西省北部神木县高家堡镇石 On July 1, Sun Zhouyong, an expert from Shaanxi Provincial Institute of Archeology, revealed that the local archaeologists have now completed the archaeological excavations of the east gate of the outer Shizuyama site in China’s largest prehistoric site. More than 20 pieces of jade found in the site of Shijie were dated from the late Longshan to the Xia Dynasty. About 4,000 years ago, the Shijie Site is the largest site in China’s prehistoric era. It is located in the town of Gaojiabao, Shenmu County, northern Shaanxi Province