Located in Pipestone County, the state park is home to a dam and a stone bridge that were both constructed with Sioux quartzite. The craftsmanship of the bridge has earned it a spot on the National Register of Historic Places. Here you’ll also find lots of other great outdoor activities.
These Sioux quartzite outcroppings are located along the James River south of Alexandria. This secondary outcropping site is the western edge of Sioux quartzite country.
Along the shores of the Saint Olaf Roller Mill you’ll see the outcropping of Sioux quartzite. The mill is located what’s known today as Baltic but at its birth, the area was St. Olaf. The mill was a nucleus for the town.
The “Three Sisters” outcroppings on the Big Sioux River are part of the Potsdam Formation of rose quartzite that runs at least 2,600 feet deep at the Dell Rapids quarries.
Redstone is located in New Ulm, MN and is part of a quarry now owned by New Ulm Quartzite Quarries. The first quarry on the site was established in 1858 by Michael Schulz of Redstone.
The outcroppings of Sioux quartzite has saved Red Rock Dells from becoming another farm to be tilled. Today you can expierence 611 acres where you’ll see a small creek that has exposed some of the Sioux quartzite, you’ll also see large gorge with a waterfall that’s more than 20 feet tall.
