Opened in the 1950s, the mine was abandoned in the 1980s when lithium ... will be essential for future lithium mining projects in North Carolina and beyond. The Kings Mountain Mine itself is ...

The recent sinkholes on I-80 were caused by long-abandoned mines. See the map showing hundreds of closed New Jersey mines.

But the old mines also left behind a legacy of trouble for today’s Westerners. Abandoned mines dot the Western landscape, polluting the region’s streams with acid mine drainage and connecting the ...