| State | Minnesota |
|---|---|
| Name | Tonalite-leucodiorite plutons |
| Geologic age | Neoarchean |
| Lithologic constituents | Major
Igneous > Plutonic > Dioritic (Pluton)leucodiorite
Igneous > Plutonic > Granitic > Tonalite (Pluton)Tonalite-leucodiorite
|
| Comments | Intrusions in all subprovinces of the Superior Province. Part of generally discrete, unfoliated to weakly magmatically foliated or lineated plutons. |
| 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 | Beltrami - Marshall - Polk - Red Lake |