Link to USGS home page
A Tapestry of Time and Terrain:
The Union of Two Maps - Geology and Topography
 		Tapestry Main Page
top bar

Minnesota

 index mapselect a new state
geology of minnesota

State's rock-ages colored below
quaternary permian cambrian and ordovician spacer
upper tertiary spacer
lower tertiary precambrian spacer
carboniferous spacer
cretaceous spacer
silurian and devonian metamorphic- ages uncertain spacer
triassic and jurassic spacer

 
For more information, please visit:
Minnesota Geological Survey
bottom bar

U.S. Department of the Interior
U.S. Geological Survey
Contact: Administrator
Last Modification: 18 Oct 2000 (ebj)
USGS Privacy Policy