Knife Lake Group conglomerate

Knife Lake Group conglomerate. Clasts consist largely of hornblende-bearing volcanic rocks.
State Minnesota
Name Knife Lake Group conglomerate
Geologic age Neoarchean
Lithologic constituents
Major
Sedimentary > Clastic > Conglomerate (Bed)clasts consist largely of hornblende-bearing volcanic rocks
Comments Part of the Supracrustal and hypabyssal intrusive rocks of the Wawa and Wabigoon subprovinces. Post-D1/pre-D2 alkalic volcanic and successor-basin deposits.
References

Jirsa, Mark A., Boerboom, Terrence J., Chandler, Val W., Mossler, John H., Runkel, Anthony C., and Setterholm, Dale R., 2011, S-21 Geologic Map of Minnesota-Bedrock Geology; Minnesota Geological Survey, State Map Series S-21. Scale 1:500,000.

NGMDB product
Counties Cook - Lake