|Latitude & Longitude (WGS84):||47° 34' 56'' North , 92° 2' 15'' West|
|Latitude & Longitude (decimal):||47.58222,-92.03750|
|Köppen climate type:||Dfb : Warm-summer humid continental climate|
Commodities (Major) - PGE, Nickel, Copper
Development Status: Unknown
Deposit Model: 9: Duluth Cu-Ni-PGE
Host Rock Unit: South Kawishiwi Intrusion
Structure: Several Ne-Trending Normal Faults Parallel The Midcontinent Rift Systam Near The Margin. These Faults Formed During The Opening Of The Rift And Controlled Emplacement Of The Troctolitic And Late Intrusions.
Host Rock: Troctolite
Tectonic Structure: Middle Proterozic Midcontinent Rift System
Commodity ListThis is a list of exploitable or exploited mineral commodities recorded at this locality.
21 valid minerals.
Rock Types Recorded
Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
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 - 1200 Ma
Age: Stenian (1000 - 1200 Ma)
Stratigraphic Name: Duluth Complex
Description: Troctolite. Includes the Boulder Lake, Tuscarora (~1,099 Ma), Partridge River (~1,098 Ma), South Kawishiwi, and part of the Western Margin intrusions.
Comments: Part of the Duluth Complex - layered series. Part of the Keweenawan Supergroup and Midcontinent Rift Intrusive Supersuite.
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. 
2500 - 2800 Ma
|Archean volcanic rocks|
Age: Neoarchean (2500 - 2800 Ma)
Lithology: Felsic volcanic rocks
Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529.