Deposits in Eastern Continents
  
  
Asia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
  
India
  
Africa
Namibia, Nigeria, South Africa
  
South Africa, Tanzania
  
Europe
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
  
Germany, Greece, Italy, Scotland, Turkey
  
Others
Greenland
  
Antarctica, Greenland
  
Deposits in Western Continents
  
  
North America
Canada, USA
  
Canada, USA
  
South America
Brazil
  
Argentina, Brazil, Colombia, Venezuela
  
Deposits in Oceania Continent
  
  
Australia
New South Wales, New Zealand
  
Central Australia, New Zealand, Queensland, Western Australia
  
Reserves of Greywacke and Diabase
The reserves of Greywacke and Diabase are geographically distributed all over the world. Greywacke and Diabase 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 Greywacke and Diabase reserves here.