| 1. | Coal , iron , limestone , dolostone , vein quartz and water resources reach better complementary ; nonmetal ores have abundant reserves and distribute in flakes centralized ; cross railway , network of highways , network circuit in the district , offer the advantage to concentrate on exploitation and transportation and processing 煤、铁、石灰岩、白云岩、脉石英等矿产资源与水资源达到了较好的配套程度;非金属矿储量丰富,分布连片集中;区内铁路、公路网、电路网络纵横交错,为矿产资源的集中开采、运输、加工提供了有利条件。 |