Table 4. Type and Content of Minerals Detected by XRD (%)a.
| samples | Qtz | Kln | Mnt | Ill | Py | Dol | Cal | Anl | Gp | Daw | Ant |
|---|---|---|---|---|---|---|---|---|---|---|---|
| YQ9-BC | 0.7 | 16.8 | 0.3 | 0.2 | 5.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| YQ9-SB | 0.5 | 22.5 | 0.4 | 0.2 | 12.8 | 9.1 | 0.6 | 12.5 | 2.1 | 0.0 | 7.3 |
| YQ15-BC | 0.7 | 9.7 | 0.2 | 0.3 | 7.3 | 0.5 | 0.8 | 1.0 | 2.2 | 0.4 | 0.5 |
| GZ9-DC | 9.0 | 45.8 | 1.2 | 0.9 | 2.5 | 0.0 | 2.4 | 0.2 | 0.0 | 0.0 | 2.3 |
| GZ9-SD | 7.6 | 40.1 | 1.4 | 1.0 | 3.2 | 0.0 | 17.2 | 5.0 | 0.0 | 0.0 | 0.0 |
| GZ9-BC | 1.2 | 15.1 | 0.3 | 0.2 | 16.8 | 0.0 | 5.1 | 0.0 | 0.0 | 0.0 | 0.0 |
a
Qtz, quartz; Kln, kaolinite; Mnt, montmorillonite; Ill, illite; Py, pyrite; Dol, dolomite; Cal, calcite; Anl, analcite; Gp, gypsum; Daw dawsonite; and Ant, anatase.