Mineral Resources On-Line Spatial Data
Mineral Resources > Online Spatial Data > Geology > by state > Michigan
| State | Michigan |
|---|---|
| Name | Menominee Group; Emperor Volcanic Complex |
| Geologic age | Early Proterozoic |
| Original map label | Xe |
| Comments | continental margin assemblage (north of Niagara Fault) |
| Primary rock type | meta-basalt |
| Secondary rock type | metavolcanic rock |
| Other rock types | |
| Lithologic constituents | Major
Metamorphic > Metaigneous > MetavolcanicMetamorphosed intermediate to mafic pyroclastic and flow rocks in easternmost part of Gogebic Range Metamorphic > Metaigneous > Metavolcanic (Pyroclastic)Metamorphosed intermediate to mafic pyroclastic and flow rocks in easternmost part of Gogebic Range |
| Map references | Sims, P.K., 1992, Geologic map of Precambrian rocks, southern Lake Superior region, Wisconsin and northern Michigan: U.S. Geological Survey Miscellaneous Investigations Map I-2185, scale= 1:500,000 |
| Unit references | Sims, P.K., 1992, Geologic map of Precambrian rocks, southern Lake Superior region, Wisconsin and northern Michigan: U.S. Geological Survey Miscellaneous Investigations Map I-2185, scale= 1:500,000 |
| Geographic coverage | Chippewa - Gogebic |
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U.S. Department of the Interior |
U.S. Geological Survey
URL:
http://mrdata.usgs.gov/geology/state/sgmc-unit.php?unit=MIXe;0
Page Contact Information: Peter Schweitzer
