Institution: | 1.Department of Geology, Federal University of Rio de Janeiro, Rio de Janeiro, 21941-590, Brazil ;2.Department of Geography, Federal University of Rio de Janeiro, Rio de Janeiro, 21941-590, Brazil ;3.Centre for Mineral Technology, CETEM/MCTI, Rio de Janeiro, 21941-908, Brazil ;4.Department of Civil Engineering, Pontifical Catholic University of Rio de Janeiro, Rio de Janeiro, 22453-900, Brazil ; |