Sample MH-1
NavDat sample number 31121 · BASALT
Sample
| Sample ID | MH-1 |
|---|---|
| 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 | 34.6807 |
|---|---|
| Longitude | -114.312 |
| State / province | Arizona |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 20.5 | 18.45 | 22.55 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 46.03 | WT% | EDXRF | |
| TIO2 | 1.8 | WT% | EDXRF | |
| AL2O3 | 13.34 | WT% | EDXRF | |
| FE2O3 | 11.13 | WT% | EDXRF | |
| MNO | 0.14 | WT% | EDXRF | |
| MGO | 10.24 | WT% | EDXRF | |
| CAO | 11.48 | WT% | EDXRF | |
| NA2O | 1.62 | WT% | EDXRF | |
| K2O | 1.14 | WT% | EDXRF | |
| P2O5 | 0.75 | WT% | EDXRF | |
| BA | 959 | PPM | XRF | |
| CO | 28.3 | PPM | INAA | |
| CR | 176 | PPM | INAA | |
| HF | 5.18 | PPM | INAA | |
| NB | 18 | PPM | XRF | |
| NI | 79 | PPM | XRF | |
| PB | 10 | PPM | XRF | |
| RB | 33 | PPM | XRF | |
| SC | 19.67 | PPM | INAA | |
| SR | 823 | PPM | XRF | |
| TA | 1.07 | PPM | INAA | |
| TH | 5.88 | PPM | INAA | |
| Y | 26 | PPM | XRF | |
| ZR | 242 | PPM | XRF | |
| CE | 97.3 | PPM | INAA | |
| EU | 2.1 | PPM | INAA | |
| LA | 46.4 | PPM | INAA | |
| LU | 0.33 | PPM | INAA | |
| ND | 46.1 | PPM | INAA | |
| SM | 8.3 | PPM | INAA | |
| TB | 0.96 | PPM | INAA | |
| YB | 2.28 | PPM | INAA | |
| SR87_SR86 | 0.70836 | MS | ||
| ND143_ND144 | 0.512253 | MS | ||
| PB206_PB204 | 18.344 | MS | ||
| PB207_PB204 | 15.561 | MS | ||
| PB208_PB204 | 38.803 | MS |