Verified Answer :

The oldest rock in the world, the Granitic Gneiss, was found in a) Minnesota. Minnesota has some of the oldest rocks on the earth that formed millions of years ago. Some of the rocks are 3.6 billion years old. Gneisses are formed by high-grade regional metamorphic processes from igneous or sedimentary rock. The rocks can be noticed because of their light and dark bands.

The Oldest rock in the world was found in the state of Minnesota.

Related Questions