Mackinac Breccia

Mackinac Breccia
State Michigan
Name Mackinac Breccia
Geologic age Early Devonian
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)
Sedimentary > Clastic > Sedimentary-breccia (Bed)
References

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.

NGMDB product
Counties Mackinac