Gritstone and Rhyolite Reserves

Reserves of Gritstone and Rhyolite

The reserves of Gritstone and Rhyolite are geographically distributed all over the world. Gritstone and Rhyolite 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 Gritstone and Rhyolite reserves here.