Deposits in Eastern Continents
  
  
Asia
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
  
Afghanistan, Indonesia, Japan, Russia
  
Africa
Kenya, Morocco, South Africa, Tanzania
  
Kenya
  
Europe
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
  
Greece, Hungary, Iceland, Italy, Turkey
  
Others
Greenland, Mid-Atlantic Ridge
  
Not Yet Found
  
Deposits in Western Continents
  
  
North America
Canada, Mexico, USA
  
Canada, Mexico, USA
  
South America
Bolivia, Brazil
  
Argentina, Chile, Ecuador, Peru
  
Deposits in Oceania Continent
  
  
Australia
New South Wales, Queensland, South Australia, Western Australia
  
New Zealand
  
Reserves of Chert and Obsidian
The reserves of Chert and Obsidian are geographically distributed all over the world. Chert and Obsidian 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 Chert and Obsidian reserves here.