| Ref. Samples | (87Sr/86Sr)i | 143Nd/144Nd | ԐNd | |
| Quaternary volcanism | DK11 | 0.702994 | 0.512935 | 5.79 |
| DK10 | 0.703196 | 0.512805 | 3.26 | |
| DK4 | 0.703016 | 0.512919 | 5.48 | |
| Tertiary volcanism | DK18 | 0.704076 | 0.51289 | 4.92 |
| DK13 | 0.703254 | 0.512971 | 6.5 | |
| DK14 | 0.704636 | 0.512923 | 5.56 | |
| DK1 | 0.703191 | 0.512932 | 5.74 | |
| DK3 | 0.703064 | 0.512898 | 5.07 | |
| DK8 | 0.702908 | 0.51293 | 5.7 |