Minas Gerais (Brazilian Portuguese: [ˈminɐz ʒeˈɾajs] ⓘ) is one of the 27 federative units of Brazil, being the fourth largest state by area and the second largest in number of inhabitants with a population of 20,539,989 according to the 2022 census.

According to data from 2013, Minas Gerais is the largest Brazilian mining state. With mining activity in more than 250 municipalities, and more than 300 mines in operation, the state has 40 of the 100 largest mines in Brazil. In addition, of the 10 largest mining municipalities, seven are in Minas, with Itabira being the largest in the country.

2025年2月15日 · Minas Gerais, large inland estado (state) of southeastern Brazil. It is the country’s storehouse of mineral riches, as indicated by its name, which in Portuguese means “General Mines.” The state is bounded to the north by the states of Goiás and Bahia; to the east by Bahia, Espírito Santo, and Rio

Minas Gerais has 381 identified mines listed in The Diggings™. The most commonly listed primary commodities in Minas Gerais mines are Iron , Gold , and Platinum .

2007年6月21日 · Belo Horizonte is the current, gem-industry driven capitol of the province of Minas Gerais, and is also the home to numerous private gem collections. The cities of Gov. Valadares and Teofilo Otoni are centers of active gem trading, cutting and marketing..

2021年9月14日 · Minas Gerais: An Overview of One of the World's Mining Powerhouses. Approximately 10,073 km from Canada, Minas Gerais (General Mines) is a mountainous state in the southeast of Brazil. It is home to a number of rich mines that generate diamonds, emeralds, topazes, and several varieties of quartz.

The Pederneira mine in Brazil qualifies as one of the world’s greatest tourmaline occurrences. Discovered in the early 1940s, it has been intermittently producing large numbers of world-class tourmaline specimens in a stunning array of colors and color combinations since the late 1990s. Recent geological studies and

2025年2月19日 · RDM is located in Minas Gerais State, Brazil, about 560 km north of the state capital city of Belo Horizonte. Equinox Gold assumed ownership of RDM in March 2020 through its acquisition of Leagold Mining. The RDM deposit was discovered in 1986 and operated as an open-pit heap leach mine until 1997.

Minas-Rio is an iron ore mining project in Minas Gerais state, Brazil. [1] It is one of the world's largest mining projects, and is initially expected to export 26.5 million tonnes of iron ore in 2013, through a 525 km slurry pipeline to a port at Açu; [2] production potential is 53 Mtpa or higher. [3]

Minas-Rio comprises the Serra do Sapo mine and the Itapanhoacanga Project. The Minas-Rio operation consists of an open-pit mine and beneficiation plant, producing a high-grade pellet feed product with low levels of contaminants. In December 2024, Anglo American completed the integration of the Serpentina iron ore resource into Minas-Rio.