Eagle River, Keweenaw Co., Michigan, USA
|Latitude & Longitude (WGS84):||47° 24' 49'' North , 88° 17' 44'' West|
|Latitude & Longitude (decimal):||47.41381,-88.29566|
|Other regions containing this locality:||Keweenaw Peninsula, Michigan, USA|
|Köppen climate type:||Dfb : Warm-summer humid continental climate|
A populated place on Lake Superior.
Mineral ListMineral list contains entries from the region specified including sub-localities
9 valid minerals.
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
1000 - 1600 Ma
|Copper Harbor Conglomerate|
Age: Mesoproterozoic (1000 - 1600 Ma)
Stratigraphic Name: Copper Harbor Conglomerate
Comments: Note: The unnamed formation has since been named the Porcupine Volcanics (Ypv).
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.