Deposits in Eastern Continents
  
  
Asia
Afghanistan, Indonesia, Japan, Russia
  
China, India
  
Africa
Kenya
  
Morocco, Namibia
  
Europe
Greece, Hungary, Iceland, Italy, Turkey
  
Austria, Italy, Romania, Spain, Switzerland
  
Others
Not Yet Found
  
Not Yet Found
  
Deposits in Western Continents
  
  
North America
Canada, Mexico, USA
  
Mexico, USA
  
South America
Argentina, Chile, Ecuador, Peru
  
Brazil, Colombia
  
Deposits in Oceania Continent
  
  
Australia
New Zealand
  
New South Wales, Queensland, Yorke Peninsula
  
Reserves of Obsidian and Dolomite
The reserves of Obsidian and Dolomite are geographically distributed all over the world. Obsidian and Dolomite 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 Obsidian and Dolomite reserves here.