Bayan wani lokaci na volcanism 1.1 biliyan da suka wuce, Minnesota ta geological aiki ya kasance mafi subdued, ba tare da volcanism ko dutsen samuwar, amma tare da maimaita rashin teku, wanda ya bar baya mahara yadudduka na sedimentary. A kwanan nan, m kankara sheets a kalla daya kilometer m ragargaje jihar ta landscape da kuma sculpted ta terrain. The ragowar wannan volcanic dutse kafa da Canadian Shield a arewa maso gabashin Minnesota. Tushen wadannan volcanic duwãtsu da kuma mataki na Precambrian tekuna kafa da Iron Range na arewacin Minnesota. Bayan wani lokaci na volcanism 1.1 biliyan da suka wuce, Minnesota ta geological aiki ya kasance mafi subdued, ba tare da volcanism ko dutsen samuwar, amma tare da maimaita rashi na teku, wanda ya bar baya mahara yadudduka na sedimentary. A kwanan nan sau, m kankara sheets a kalla daya kilometer m ragargaje jihar ta landscape da kuma sculpted ta terrain.
Ƙasar Minnesota