Bedrock outcrop from Pipestone County, Minnesota

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The Minnesota Geological Survey at the University of Minnesota – Twin Cities stands firmly against the systemic racism that has long afflicted our society and still causes immeasurable daily harm to Black People, Indigenous Peoples, and People of Color.

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Who We Are

The Minnesota Geological Survey was established in 1872 by the State of Minnesota and is a research and service arm of the School of Earth and Environmental Sciences at the University of Minnesota.

The MGS collaborates with universities, government agencies, industry, and local communities to study Minnesota's geology, create geological maps, and conduct research.

Phone: 
612-626-2969 

Email: 
[email protected]

Office Address: 
2609 W Territorial Rd, St. Paul, MN 55114

Office Hours: 
Public office hours are every Thursday, 8am to 4pm or by appointment only. Business hours are Monday-Friday, 8am to 4pm.

Explore Minnesota Geology

Finely-laminated lake (or lacustrine) sediment deposited over pebbly sand outwash sediment from an exposure in Kandiyohi County. The field notebook is placed at the contact between the two deposits.

Glacial Geology

Precambrian rock along Highway 1.

Bedrock Geology

Thin section image in cross-polarized light under a microscope.

Rocks and Minerals

Fossil shark tooth, genus Squalicorax, from Cretaceous bedrock drill core in Aitkin County.

Fossils

Clipped portion of Plate 3, Surficial Geology map in the Steele County Geologic Atlas.

County Geologic Atlas (CGA) Maps

Monitoring well in a field with a water level tape running into it.

County Well Index (CWI) Database

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Recent Publications

ONLINE STORY MAP

Pipestone County Geologic Atlas Story Map

MAP

C-59, Geologic Atlas of Pipestone County, Minnesota

REPORT

Geophysical and Petrologic Advances in Understanding the Taunton-Belt Wedge, an Archean Terrane within the Minnesota River Valley Subprovince of the Superior Craton, North-Central U.S.A.

MAP

C-57, Geologic Atlas of Dakota County, Minnesota

MAP

C-55, Geologic Atlas of Otter Tail County, Minnesota

Recent News

Small thumbnails of all of the map plates associated with the Pipestone County Geologic Atlas.

Print-On-Demand Atlases Now Available

The MGS has started a partnership with OceanGrafix to provide print-on-demand County Geologic Atlases. Only the latest CGA, C-59 Pipestone Atlas, is currently available.
Rock hammer (for scale) sitting on a wave-rippled surface of an outcrop of pinkish-red Sioux Quartzite in Pipestone County, Minnesota.

Geologic Atlas of Pipestone County Published

The Geologic Atlas of Pipestone County, Minnesota was recently published by the Minnesota Geological Survey, including map plates, GIS datasets, and an online story map to provide web-based map data.
University of Minnesota's maroon block M logo and text below that reads "Minnesota Geological Survey".

New Director and Minnesota State Geologist

We are delighted to announce the appointment of Dr. Robert (Bob) Tipping as our new MGS Director and State Geologist of Minnesota.
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Events and Seminars

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