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Northshore Mine (Peter Mitchell Mine; Reserve Mine; Babbitt Mine), Babbitt, Mesabi Range, St. Louis Co., Minnesota, USA

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Latitude & Longitude (WGS84): 47° 39' 44'' North , 91° 56' 30'' West
Latitude & Longitude (decimal): 47.66250,-91.94188


Production began in 1955.

Mineral List


18 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

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Alphabetical List Tree Diagram

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Orosirian
1800 - 2050 Ma
Gunflint (~1,878 Ma), Biwabik, and Emily Iron Formations

Age: Orosirian (1800 - 2050 Ma)

Stratigraphic Name: Gunflint Iron Formation; Biwabik Iron Formation; Emily Iron Formation

Description: Locally includes thin basal sandstone and conglomerate. Capped by an irregular layer of brecciated iron-formation and ejecta derived from the 1,850 Ma Sudbury meteorite impact.

Comments: Part of the Animikie Group. Part of the Geon 18 intrusions and supracrustal rocks (syn- to late Penokean orogenesis).

Lithology: Major:{banded iron formation,sedimentary breccia}, Minor:{sandstone,conglomerate}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



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