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Bioleaching of tungsten ores

1990; Elsevier BV; Volume: 24; Issue: 2 Linguagem: Inglês

10.1016/0304-386x(90)90092-g

1879-1158

R.A. Guedes de Carvalho, M. Celeste Cruz, M. Ceu Gonçalves, M. Manuela Moura, Otília R. Neves,

Metal Extraction and Bioleaching

For the first time bioleaching of a tungsten ore (scheelite) has been observed. The biological species were not identified but they are silicate decomposers. In some tests 9% of the tungsten initially present was leached in about 8 days.