Sample MH-9
NavDat sample number 31130 · BASALT
Sample
| Sample ID | MH-9 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | pre/syn/post-extensional basalts, Ta-Nb trough, depleted Y, Sc and HREE contents |
Location
| Latitude | 34.4857 |
|---|---|
| Longitude | -114.251 |
| State / province | Arizona |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 10.6 | 9.54 | 11.66 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.7 | WT% | EDXRF | |
| TIO2 | 1.28 | WT% | EDXRF | |
| AL2O3 | 15.54 | WT% | EDXRF | |
| FE2O3 | 8.42 | WT% | EDXRF | |
| MNO | 0.12 | WT% | EDXRF | |
| MGO | 6.61 | WT% | EDXRF | |
| CAO | 8.63 | WT% | EDXRF | |
| NA2O | 3.52 | WT% | EDXRF | |
| K2O | 1.73 | WT% | EDXRF | |
| P2O5 | 0.39 | WT% | EDXRF | |
| BA | 693 | PPM | XRF | |
| CO | 38 | PPM | INAA | |
| CR | 216 | PPM | INAA | |
| NB | 16 | PPM | XRF | |
| NI | 119 | PPM | XRF | |
| PB | 14 | PPM | XRF | |
| RB | 37 | PPM | XRF | |
| SR | 603 | PPM | XRF | |
| TH | 9 | PPM | INAA | |
| Y | 25 | PPM | XRF | |
| ZR | 205 | PPM | XRF | |
| CE | 71 | PPM | INAA | |
| LA | 8 | PPM | INAA | |
| ND | 40 | PPM | INAA | |
| SR87_SR86 | 0.70796 | MS | ||
| PB206_PB204 | 18.51 | MS | ||
| PB207_PB204 | 15.586 | MS | ||
| PB208_PB204 | 39.057 | MS |