Minong volcanic sequence

Minong volcanic sequence (~1,095 Ma).
State Minnesota
Name Minong volcanic sequence
Geologic age Mesoproterozoic
Lithologic constituents
Major
Igneous > Volcanic (Flow)
Comments Part of the St. Croix horst volcanic sequences. Part of the Keweenawan Supergroup and Midcontinent Rift Intrusive Supersuite.
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 Pine