Manuel Ferreira da Câmara Bittencourt Aguiar e Sá, Brazilian scientist (Santo Antonio de Itacambira Parish, Minas Novas do Araçuaí District, Minas Gerais State 26 April 1764 – Bahia State 13 December 1835)

ACHIEVEMENTS

Showed the volcanic feature of obsidian

Introduced improvements in diamond mining industry 

Presented a new process of iron foundry

Memorias sobre as minas de chumbo e prata e sobre a fundição do ferro por meio de diminuta porção de combustível e por um processo novo (written in French; published in Germany)

MEMBERSHIP

Royal Academy of Sciences, Stockholm

Natural History Academy of Edinburgh, Scotland

HONORS 

Camaraea A. Saint-Hilaire 1823 (Malpighiaceae)