Table 3.
Anions (in mg/kg), pH and organic matter (in %) content of the studied geophagic materials
| Cl− | NO3- | NO2- | SO42− | pH (H20) | pH (KCl) | OM | |
|---|---|---|---|---|---|---|---|
| DRI-01 | 1.31 | 1.74 | 0.05 | 3.58 | 8.68 | 8.03 | 1.7 |
| DRI-02 | 5.26 | 6.78 | 0.02 | 15.4 | 8.33 | 7.3 | 1.46 |
| DRI-03 | 637 | 38.5 | 0 | 22.3 | 6.8 | 6.2 | 0.73 |
| DRI-04 | 1438 | 31.8 | 0 | 100 | 7.12 | 6.64 | 0.53 |
| GAM-01 | 57.5 | 2.64 | 0 | 24.4 | 8.33 | 6.57 | 0.54 |
| GAM-02 | 4.49 | 5.64 | 0.38 | 9.24 | 8.47 | 7.72 | 0.53 |
| GAM-03 | 4.02 | 8.14 | 0.14 | 7.54 | 8.16 | 6.96 | 0.83 |
| GAM-04 | 5.88 | 9.92 | 0.003 | 12.73 | 8.54 | 6.94 | 0.31 |
| GAM-05 | 2.63 | 4.58 | 0.01 | 3.65 | 9.22 | 7.18 | 0.25 |
| TAU-01 | 1.48 | 2.14 | 0.01 | 2.29 | 7.06 | 5.04 | 0.41 |
| TAU-02 | 2.92 | 1.74 | 0.04 | 2.24 | 8.37 | 6.1 | 0.21 |
| TAU-03 | 1.36 | 3.31 | 0.012 | 1.76 | 7.67 | 6.29 | 0.34 |
| Average | 180 | 7.74 | 0.056 | 17.1 | 8.06 | 6.75 | 0.65 |