Sample LO7D4
NavDat sample number 33988 · RHYOLITE
Sample
| Sample ID | LO7D4 |
|---|---|
| Alternate ID | 1 |
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 34.88 |
|---|---|
| Longitude | -120.62 |
| 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 | 74.06 | WT% | XRF | |
| NA2O | 3.81 | WT% | XRF | |
| K2O | 1.76 | WT% | XRF | |
| MGO | 0.97 | WT% | XRF | |
| FE2O3 | 1.01 | WT% | XRF | |
| AL2O3 | 11.76 | WT% | XRF | |
| CAO | 0.48 | WT% | XRF | |
| MNO | 0.01 | WT% | XRF | |
| P2O5 | 0.03 | WT% | XRF | |
| TIO2 | 0.17 | WT% | XRF | |
| BA | 103 | PPM | INAA | |
| CE | 81.9 | PPM | INAA | |
| DY | 8.8 | PPM | INAA | |
| ER | 5.8 | PPM | INAA | |
| EU | 0.29 | PPM | INAA | |
| GD | 8.15 | PPM | INAA | |
| HF | 6.58 | PPM | INAA | |
| HO | 1.92 | PPM | INAA | |
| LA | 35.6 | PPM | INAA | |
| LU | 0.38 | PPM | INAA | |
| NB | 9.72 | PPM | INAA | |
| ND | 32.2 | PPM | INAA | |
| PR | 9.4 | PPM | INAA | |
| RB | 37 | PPM | INAA | |
| SC | 21.1 | PPM | INAA | |
| SM | 5.98 | PPM | INAA | |
| SR | 61.7 | PPM | INAA | |
| TA | 1.91 | PPM | INAA | |
| TB | 0.87 | PPM | INAA | |
| TH | 18.1 | PPM | INAA | |
| TI | 899 | PPM | INAA | |
| TM | 0.79 | PPM | INAA | |
| U | 4.34 | PPM | INAA | |
| YB | 3 | PPM | INAA | |
| SR87_SR86 | 0.708452 | TIMS | ||
| RB87_SR86 | 1.735 | TIMS | ||
| ND143_ND144 | 0.512561 | TIMS | ||
| SM147_ND144 | 0.259 | TIMS |