Gritstone and Tephrite Reserves

Gritstone

Tephrite

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Reserves

Asia

Africa

Europe

Others

North America

South America

Australia

China, India, Kazakhstan, Mongolia, Russia, Uzbekistan

Namibia, Nigeria, South Africa

Austria, Denmark, Germany, Great Britain, Netherlands, Poland, Sweden, Switzerland, United Kingdom

Greenland

Canada, USA

Brazil

New South Wales, New Zealand, Western Australia

Namibia, Uganda

Germany, Hungary, Italy, Portugal, Spain

USA

New Zealand, Western Australia

Reserves of Gritstone and Tephrite

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