
What are Those Mysterious Ruins off I-90 West of Oacoma?
The vestiges of what was a sizable manganese mining operation. According to a local, the open-ended concrete structure was a mine shaft, and the brick building housed an auger.
The vestiges of what was a sizable manganese mining operation. According to a local, the open-ended concrete structure was a mine shaft, and the brick building housed an auger.
At one time, the Homestake gold mine in Lead, South Dakota was the deepest and largest in the world.
At the start of the Cold War, Edgemont became useful for another type of industry - uranium mining.
Gold production is on the rise at South Dakota’s only large, active gold mine.
The Fort Laramie Treaty, signed in 1868 by members of the Oceti Sakowin and the U.S. Government, states that all land west of the Missouri River belongs to Lakota people.
The Black Hills Expedition began on July 2nd 1874 at Fort Abraham Lincoln near the town of Bismarck, Dakota Territory.
Just when it looked like 40 orphaned natural-gas wells in northwestern South Dakota would finally be plugged, the story took a turn into the realm of cryptocurrency.
During this hands-on activity your students will use household items to investigate density. They will also learn about the Lead Opera House and Recreation Center opened in 1914.
During this activity your students will learn about compounds and mixtures. They will also learn how cyanide solution was used to chemically remove gold and silver from ore.
The students will learn about a tragic 1930 fire at the Ellison Shaft, Homestake. They will also use household items to investigate reaction rates of a chemical reaction.