Michigan geologic map data

A GIS database of geologic units and structural features in Michigan, with lithology, age, data structure, and format written and arranged just like the other states.

View

Show in a web browser window:

Show in Google Earth or other KML viewer:

migeol.kml (Uncompressed, 2.7M)

migeol.kmz (Compressed, 958k)

List geologic units by state or county

Show in your GIS using OGC web services:

https://mrdata.usgs.gov/services/sgmc2 (WMS, version 1.3.0)

https://mrdata.usgs.gov/services/wfs/sgmc2 (WFS, version 1.1.0)

Download

Content Download Format
Geological attributes MIcsv.zip CSV format
Geologic units MIgeol_dd.zip Shapefile, polygon
Faults MIfaults_dd.zip Shapefile, arcs
Colors for lithology lith6_2.style ArcMap Style [Instructions]

Documentation

Metadata:

Outline - Questions & Answers - Plain text - XML
Legend indicating the meaning of colors on the interactive map

Sources

Milstein, Randall L. (compiler), 1987, Bedrock geology of southern Michigan: Geological Survey Division, Michigan Dept. of Natural Resources, scale= 1:500,000

Reed, Robert C., and Daniels, Jennifer (compilers), 1987, Bedrock geology of northern Michigan: Geological Survey Division, Michigan Dept. of Natural Resources, scale= 1:500,000

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

Cannon, W.F., Kress, T.H., Sutphin, D.M., Morey, G.B., Meints, Joyce, and Barber-Delach, Robert, 1997, Digital Geologic Map and mineral deposits of the Lake Superior Region, Minnesota, Wisconsin, Michigan: USGS Open-File Report 97-455 (version 3, Nov. 1999), on-line only

Geologic units in Michigan