Vale S.A. is a Brazilian multinational corporation engaged in metals and mining and one of the largest logistics operators in Brazil.

Vale, formerly Companhia Vale do Rio Doce (the Sweet River Valley Company, referring to the Doce River), is the largest producer of iron ore and nickel in the world.

Iron ore

 

Nickel

Vale also produces manganese, ferroalloys, copper, bauxite, potash, kaolin, and cobalt.

Manganese

 

Ferroalloys

 

Copper

 

Bauxite

 

Potash

 

Kaolin

 

Cobalt

It is currently operating nine hydroelectricity plants, and a large network of railroads, ships, and ports used to transport its products. 

The company has had two catastrophic tailings dam failures in Brazil: Mariana, in 2015, and Brumadinho, in 2019; the Brumadinho dam disaster caused the company to lose its license to operate eight tailings dams in Minas Gerais, and its stock to lose nearly 25 percent in value.

According to en.wikipedia