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A high-grade gold discovery has been reported near Spearfish, South Dakota. The results come from Lion Rock Resource’s gold ...
Sinkholes are fairly common, due to collapsed caves, old mines or dissolving material, but the circumstances in South Dakota stand out, said Paul Santi, a professor of geological engineering at ...
A judge in South Dakota has thrown out a lawsuit brought by dozens of neighbors in a Rapid City-area subdivision whose homes were built above an old, underground mine linked to sinkholes in the ...
In August 2021, Solitario acquired a large land position in western South Dakota known as the Golden ... has historically produced from multiple mines, including Homestake. Classified as a rare ...
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