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Private company

Saint John d'El Rey Mining Company

UK business based in London, founded in 18301

The Saint John d'El Rey Mining Company was a British mining company that operated in Brazil in the 19th and 20th centuries. The company employed skilled miners from Cornwall and elsewhere in Britain in its gold mines in the state of Minas Gerais, and also employed black slaves.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Apr 1830Founded1
  • IndustryMining of other non-ferrous metal ores, mining1
  • HeadquartersLondon1

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Reunião de diretores da Saint John Mining Company em um escritório em Londres c 1890
Photo: Unknown author Unknown author, Public domain, via Wikimedia Commons3

The Saint John d'El Rey Mining Company was a British mining company that operated in Brazil in the 19th and 20th centuries. The company employed skilled miners from Cornwall and elsewhere in Britain in its gold mines in the state of Minas Gerais, and also employed black slaves.2

Timeline

  1. Apr 1830Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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