Caemi Mining Company S.A. was a major Brazilian mining holding company that ceased to exist in December 2006 after it was merged into Vale.

The company owned iron ore mines in the so-called Iron Quadrangle region of the state of Minas Gerais, and kaolin mines in the northern states of Amapa and Para. The company also owned a stake in MRS Logistica, which owns a railway network in southeastern Brazil. Caemi's stock was traded on Bovespa.

Caemi started MBR in a partnership with M. A. Hanna Company in 1965. MBR since 1971 had been the second biggest iron ore producer in Brazil,mining in 2005 over 50 million tonnes of iron ore or around 25% of Brazilian production.

Caemi Mining Company is a privately-owned mining business based in Brazil. The company specializes in the extraction and processing of precious metals and minerals. It is one of the largest producers of gold, copper, and iron ore in the country. Caemi Mining Company was founded in 2003 and has since grown to become one of the top mining companies in the region.

Caemi Mining Company operates in a variety of locations throughout Brazil, including the Amazon rainforest, the Atlantic coast, and the Brazilian highlands. The company is committed to responsible mining practices, and is dedicated to preserving the environment and local communities. Caemi Mining Company has implemented a variety of initiatives to ensure that the mining operations are conducted in a safe and sustainable manner.

The company is well known for its commitment to corporate social responsibility and its dedication to providing a safe and healthy workplace for its employees. Caemi Mining Company has implemented a number of safety protocols, including the use of personal protective equipment, regular safety inspections, and the use of modern mining techniques. The company also has a strong commitment to providing training and education to its employees.

Caemi Mining Company is committed to providing quality products to its customers. The company adheres to strict quality control standards and utilizes state-of-the-art technology to ensure that its products meet the highest standards of quality. Caemi Mining Company also works closely with its customers to ensure that their needs are met.

Overall, Caemi Mining Company is a reliable and responsible mining business that is committed to providing quality products, promoting responsible mining practices, and preserving the environment and local communities.