Sample OBOR1
NavDat sample number 33995 · BASALTIC-ANDESITE
Sample
| Sample ID | OBOR1 |
|---|---|
| Alternate ID | 8 |
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 35.22 |
|---|---|
| Longitude | -120.68 |
| State / province | California |
| Volcanic field | Santa Maria Province SMP volcanics |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 17.5 | 17 | 18 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.45 | WT% | XRF | |
| NA2O | 2.12 | WT% | XRF | |
| K2O | 1.27 | WT% | XRF | |
| MGO | 4.71 | WT% | XRF | |
| FE2O3 | 2.1 | WT% | XRF | |
| AL2O3 | 13.11 | WT% | XRF | |
| CAO | 3.97 | WT% | XRF | |
| MNO | 0.02 | WT% | XRF | |
| P2O5 | 0.12 | WT% | XRF | |
| TIO2 | 0.21 | WT% | XRF | |
| BA | 818 | PPM | ICPMS | |
| CE | 49.5 | PPM | ICPMS | |
| DY | 5.02 | PPM | ICPMS | |
| ER | 2.96 | PPM | ICPMS | |
| EU | 0.901 | PPM | ICPMS | |
| GD | 5.89 | PPM | ICPMS | |
| HF | 4.84 | PPM | ICPMS | |
| HO | 1.23 | PPM | ICPMS | |
| LA | 22.8 | PPM | ICPMS | |
| LU | 0.443 | PPM | ICPMS | |
| NB | 6.99 | PPM | ICPMS | |
| ND | 23.6 | PPM | ICPMS | |
| PR | 6.22 | PPM | ICPMS | |
| RB | 49.7 | PPM | ICPMS | |
| SC | 5.83 | PPM | ICPMS | |
| SM | 5.49 | PPM | ICPMS | |
| SR | 135 | PPM | ICPMS | |
| TA | 1.1 | PPM | ICPMS | |
| TB | 1.02 | PPM | ICPMS | |
| TH | 14.1 | PPM | ICPMS | |
| TI | 1080 | PPM | ICPMS | |
| TM | 0.501 | PPM | ICPMS | |
| U | 3.37 | PPM | ICPMS | |
| YB | 3.78 | PPM | ICPMS | |
| SR87_SR86 | 0.706884 | TIMS | ||
| RB87_SR86 | 1.065 | TIMS | ||
| ND143_ND144 | 0.512783 | TIMS | ||
| SM147_ND144 | 0.141 | TIMS |