@article{articlee8ac7455,
title   = {Criptomelana cuprifera formada durante o intemperismo das rochas da jazida de cobre do salobo 3a, Serra dos Carajas},
author = {Toledo, Maria Cristina Motta de and Melfi, Adolpho José and Parisot, Jean-Claude},
year = {1990},
doi = {10.5935/0100-929X.19900004},
journal   = {Revista do Instituto Geológico}
}