Mineral Resources On-Line Spatial Data
Mineral Resources > Online Spatial Data > Geology > by state > Minnesota
| State | Minnesota |
|---|---|
| Name | Mille Lacs Group and related rocks of the Penokean fold-and-thrust belt; Metagraywacke, metasiltstone, and a variety of schistose rocks metamorphosed to the amphibolite facies |
| Geologic age | Early Proterozoic |
| Original map label | Peps |
| Primary rock type | metasedimentary rock |
| Secondary rock type | schist |
| Other rock types | |
| Lithologic constituents | Major
Metamorphic > Schist Metamorphic > Metasedimentary > Metaclastic > Metasiltstonemetasiltstone Metamorphic > Metasedimentary > Metaclastic > Metasandstone > Metagraywackemetagraywacke |
| Map references | Morey, G.B., and Meints, Joyce, 2000, Geologic map of Minnesota - Bedrock Geology: Minnesota Geological Survey, State Map Series, S-20, 3rd edition, scale 1:1,000,000. available online at: http://www.geo.umn.edu/mgs/currentpubs.htm |
| Unit references | Morey, G.B., and Meints, Joyce, 2000, Geologic map of Minnesota - Bedrock Geology: Minnesota Geological Survey, State Map Series, S-20, 3rd edition, scale 1:1,000,000. available online at: http://www.geo.umn.edu/mgs/currentpubs.htm |
| Geographic coverage | Aitkin - Carlton - Crow Wing - Mille Lacs - Pine |
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