三门峡，因万里黄河第一坝的兴建而崛起的一座城市，它位于晋、陕、豫三省的交界处，是河南省的西大门。全市辖有渑池、陕县、卢氏三县，义马、灵宝两市和湖滨区，面积１０４９６平方公里，其中山区面积５７５０平方公里，山多平原少。三门峡市具有丰富的矿产资源，主要有：煤? Sanmenxia, ​​a city rising from the construction of the first dam of the Yellow River, is located at the junction of the three provinces of Shanxi, Shaanxi and Henan and is the west gate of Henan Province. The city has jurisdiction over Mianchi, Shanxian, Lushi three counties, Yima, Lingbao two lakes and the lake area, an area of ​​10,496 square kilometers, of which an area of ​​5,750 square kilometers mountain, less mountain plain. Sanmenxia City is rich in mineral resources, mainly: coal?