Syntectonic to pretectonic granitoid rocks (MNAgr;0)

Syntectonic to pretectonic granitoid rocks - Granite and granodiorite of the Vermilion Granitic Complex, the Giants Range and Bemidji batholiths, as well as smaller intrusions of tonalite and monzonite of the Algoman orogen in northern Minnesota. Also includes the Odessa, Sacred Heart, and Fort Ridgely Granites exposed along the Minnesota River Valley in southwestern Minnesota.

State	Minnesota
Name	Syntectonic to pretectonic granitoid rocks
Geologic age	Late Archean
Original map label	Agr
Primary rock type	granite
Secondary rock type	granodiorite
Other rock types	tonalite; monzonite
Lithologic constituents	Major Igneous > Plutonic > Granitic > Granodiorite Igneous > Plutonic > Granitic > Granite Minor Igneous > Plutonic > Syenitic > Monzonite Igneous > Plutonic > Granitic > Tonalite
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 [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 [http://www.geo.umn.edu/mgs/currentpubs.htm]
Geographic coverage	Becker - Beltrami - Big Stone - Brown - Cass - Clay - Clearwater - Crow Wing - Hubbard - Itasca - Kittson - Koochiching - Lac qui Parle - Lake - Lake of the Woods - Mahnomen - Marshall - Nicollet - Norman - Otter Tail - Pennington - Polk - Red Lake - Redwood - Renville - Roseau - Saint Louis - Stevens - Swift - Wadena - Wilkin - Yellow Medicine