Borba et al.2000BORBA, R. P., FIGUEIREDO, B. R., RAWLINS, B., MATSCHULLAT, J. Arsenic in Water and Sediment in the Quadrilátero Ferrífero, State of Minas Gerais, Brazil. Applied Geochemistry, v. 15, n. 2, p. 181-190, 2000.
|
Velhas River Basin - Nova Lima |
11 |
2 |
- |
160 |
20 |
- |
2830 |
Carmo River Basin - Ouro Preto e Mariana |
8 |
- |
30 |
- |
860 |
Conceição River Basin -Santa Bárbara |
7 |
- |
8 |
- |
135 |
Matschullat et al. 2000MATSCHULLAT, J., BORBA, R. P., DESCHAMPS, E., FIGUEIREDO, B. F., GABRIO, T., SCHWENK, M. Human and environmental contamination in the Quadrilátero Ferrífero, Brazil. Applied Geochemistry, v. 15, p. 181-190, 2000.
|
Nova Lima and Santa Bárbara |
18 (water) and 15 (stream sediments) |
0.4 |
30.5 |
350 |
22 |
350 |
3200 |
Deschamps et al. 2002DESCHAMPS, E., CARNEIRO, M. E. D. P., CIMINELLI, V. S. T., PETER, W., RAMOS, A. Arsenic sorption onto soils enriched in Mn and Fe minerals. Clays and Clay Minerals, v. 51, p. 198–205, 2003.
|
Nova Lima |
24 |
- |
- |
- |
47 |
- |
3300 |
Santa Barbara |
18 |
- |
- |
- |
22 |
- |
160 |
Mariana |
9 |
- |
- |
- |
22 |
- |
860 |
Borba et al.2003BORBA, R. P., FIGUEIREDO, B. R., MATSCHULLAT, J. Geochemical distribution of arsenic in waters, sediments and weathered gold mineralized rocks from Quadrilátero Ferrífero, Brazil. Environmental Geology, v. 44, n. 1, p. 39-52, 2003.
|
Velhas River Basin- Nova Lima |
9 |
3 |
67.2 |
349 |
34 |
583.5 |
2830 |
Carmo River Basin - Ouro Preto and Mariana |
8 (water) and 7 (stream sediments) |
1.7 |
116.7 |
830 |
105 |
819.8 |
4709 |
Conceição River Basin-Santa Bárbara |
13 (water) and 6 (stream sediments) |
1 |
7.7 |
74 |
29.5 |
73.2 |
153 |
Pimentel et al. 2003PIMENTEL, H.S., DE LENA, J.C., NALINI JR. H. A. Studies of water quality in the Ouro Preto region, Minas Gerais, Brazil: the release of arsenic to the hydrological system. Environmental Geology, v. 43, p. 725–730, 2003.
|
Municipalities of Ouro Preto and Mariana |
22 (water) and 4 (rocks) |
0.05 |
0.36 |
2.3 |
0.11 |
60 |
139 |
Matschullat et al. 2007MATSCHULLAT, J., BORBA, R. P., DESCHAMPS, E., FIGUEIREDO, B. F., GABRIO, T., SCHWENK, M. Human and environmental contamination in the Quadrilátero Ferrífero, Brazil. Applied Geochemistry, v. 15, p. 181-190, 2000.
|
Nova Lima |
69 (water) and 39 (stream sediments) |
2.2 |
49 |
350 |
40 |
140 |
3300 |
Santa Barbara |
0.4 |
1.8 |
3.1 |
15 |
47 |
170 |
Parra et al. 2007PARRA, R.R., ROESER, H. M. P, LEITE, M. G. P, NALINI JR., H. A., GUIMARÃES, A. T. A., PEREIRA, J. C., FRIESE, K. Influência antrópica na geoquímica de água e sedimentos do rio Conceição, Quadrilátero Ferrífero, Minas Gerais – Brasil. Geochimica Brasiliensis, v. 21, n. 1, p. 36 – 49, 2007.
|
Conceição River Basin |
25 |
- |
- |
- |
4.91 |
51.0 |
89.0 |
Varejao et al. 2010 |
Carmo River Basin - Ouro Preto and Mariana |
4 |
36.7 |
54.6 |
68.3 |
68.8 |
1773.9 |
3939 |