Guimarães was a member of the Brazilian National Research Council and of the country's Nuclear Energy Commission. In his honor, a radioactive mineral composed of a tantalate of uranium and calcium was given the name djalmaite (uranmicrolite, discredited 2010)Djalmaite by the geologist Octavio Barbosa. Also in his honor, at Praça da Liberdade (Liberty Square) in Belo Horizonte there is a Professor Djalma Guimarães Museum of Mineralogy (now part of a larger Museum of Mining and Metals).
