Table 1. Summary of Hg Concentrations for Calcines and Leachates of Calcines from the Almadén and Terlingua Hg Mining Districtsa.
| sample no. | location | calcine (μg/g) | water leach (μg/g) | water leach, final pH | gastric leach, 1 h (μg/g) | gastric leach, final pH | serum (μg/g) | serum, final pH | lung fluid (μg/g) | lung fluid, final pH |
|---|---|---|---|---|---|---|---|---|---|---|
| AMJ01 | Almadenejos mine | 11000 | 30 | 8.2 | 820 | 1.7 | 128 | 7.4 | 760 | 7.7 |
| AMJ02 | Almadenejos mine | 34000 | 880 | 9.8 | 6200 | 1.7 | 1620 | 7.6 | 9200 | 7.8 |
| ALM04 | Almadén mine | 440 | 0.60 | 8.4 | 47 | 1.8 | 24 | 7.1 | 0.28 | 7.6 |
| ALM03 | Almadén mine | 2300 | 4.2 | 4.0 | 200 | 1.7 | 48 | 6.8 | 26 | 7.0 |
| ALM06 | Almadén mine | 160 | 0.01 | 7.7 | 2.5 | 1.8 | 0.98 | 7.2 | 0.01 | 7.4 |
| ALM07 | Almadén mine | 1100 | 0.38 | 5.2 | 29 | 1.8 | 4.0 | 7.0 | 72 | 7.5 |
| TER1 | Terlingua | 19000 | 4.5 | 6.1 | 230 | 1.8 | 80 | 7.2 | 76 | 7.0 |
| SB4 | Study Butte mine | 3000 | 0.011 | 3.8 | 46 | 1.7 | 6.0 | 7.1 | 0.28 | 7.0 |
| SB1 | Study Butte mine | 5900 | 0.84 | 7.4 | 260 | 1.8 | 52 | 7.3 | 1.7 | 7.5 |
| MAR1 | Mariposa mine | 170 | 0.20 | 7.7 | 26 | 2.0 | 5.8 | 7.5 | 0.17 | 7.6 |
| MAR2 | Mariposa mine | 190 | 0.68 | 7.4 | 12 | 2.0 | 9.6 | 7.4 | 0.5 | 7.6 |
| MSM1 | Mariscal mine | 160 | 0.001 | 7.3 | 11 | 2.2 | 0.002 | 7.4 | 0.001 | 7.4 |
| MSM3 | Mariscal mine | 44 | 0.0016 | 7.1 | 12 | 2.2 | 0.54 | 7.4 | 0.0016 | 7.4 |
| MSM5 | Mariscal mine | 150 | 0.017 | 7.3 | 16 | 2.1 | 2.4 | 7.3 | 0.08 | 7.5 |
a
Data given for pH is that found at the end of the leachate experiments.