Search results
Results from the WOW.Com Content Network
In 2019, Brazil's figures were as follows: it was the world's largest producer of niobium (88.9 thousand tons); [2] the 2nd largest world producer of tantalum (430 tons); [3] the 2nd largest world producer of iron ore (405 million tons); [4] the 4th largest world producer of manganese (1.74 million tons); [5] the 4th largest world producer of bauxite (34 million tons); [6] the 4th largest ...
In 1915, the Morro Velho mine reached a vertical depth of 5,824 feet (1,775 m), which made it the deepest mine in the world. [ 2 ] [ 3 ] The miners continued going deeper, and the mine kept the title of world's deepest until 1928, when the Village Deep mine in South Africa reached a vertical depth of 8,000 feet (2,400 m), exceeding the depth of ...
Alegria mine — Minas Gerais; Anglo Ferrous Metals (AFM) Minas-Rio Project — Minas Gerais; Carajás Mine — Parauapebas, Pará; Corumbá (mine) — Corumbá, Mato Grosso do Sul; Serra Sul (S11D) — near Canaã dos Carajás, Pará
With over 3,000 kilometres (1,900 mi) of underground drifts, [3] El Teniente is reportedly "the world's biggest underground copper mine", [4] [5] and is the largest of Codelco's operations. [6] Typically more than 5,000 workers were involved in production. [7] Since 2011, a structural project called New Mine Level (NML) has been underway at El ...
Because of the chaotic nature of the operation estimating the number of miners was difficult, but at least 100,000 people were thought to be present, making it one of the largest mines in the world. [2] Today the Serra Pelada mine is abandoned and the giant open pit that was created by hand has filled with water, creating a small polluted lake. [3]
Main page; Contents; Current events; Random article; About Wikipedia; Contact us
A closed rock salt mine belonging to Brazilian petrochemical giant Braskem partially collapsed Sunday in the northeastern coastal city of Maceio, the city's civil defense authority said. It quoted ...
Main page; Contents; Current events; Random article; About Wikipedia; Contact us