Norite and Gritstone Reserves

Reserves of Norite and Gritstone

The reserves of Norite and Gritstone are geographically distributed all over the world. Norite and Gritstone reserves play an important role in a country’s economic growth. Rocks are deposited according to the topography of the area. Some oldest rocks can be found in the Canadian Shield, Australia, Africa and in a few other old regions around the world. The ages of these felsic rocks are around 2.5 and 3.8 billion years. Learn about the countries with Norite and Gritstone reserves here.