Greenstone is a general term for any green-coloured rock, and can be found in many locations worldwide. Some of the most notable places where greenstone is mined include:

- South Africa: Greenstone is mined in the Barberton Greenstone Belt, one of the oldest geological regions in the world, located in the eastern part of the country.

- Australia: Greenstone is found in various locations across the continent, including the Yilgarn Craton in Western Australia, the Pilbara Craton in Western Australia, and the Gawler Craton in South Australia.

- Canada: Greenstone is found in the Canadian Shield, a vast region that covers much of the eastern and central parts of the country.

- Brazil: Greenstone is found in the Amazonian Craton, located in the northern part of the country.

- India: Greenstone is found in the Singhbhum Craton, located in the eastern part of the country.