Sample s_LC81-659
NavDat sample number 20560 · RHYOLITE
Sample
| Sample ID | s_LC81-659 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | subaerial |
Location
| Latitude | 40.492 |
|---|---|
| Longitude | -121.508 |
| Location | CASCADES / HIGH CASCADES / SOUTHERN CASCADES / LASSEN VOLCANIC CENTER / LOOMIS SEQUENCE / PACIFIC OCEAN |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.2 | 0 | 0.4 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73.49 | WT% | XRF | |
| TIO2 | 0.28 | WT% | XRF | |
| AL2O3 | 13.91 | WT% | XRF | |
| FE2O3 | 0.43 | WT% | XRF | |
| FEOT | 1.95 | WT% | XRF | |
| FEO | 1.56 | WT% | XRF | |
| CAO | 1.96 | WT% | XRF | |
| MGO | 0.87 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| K2O | 3.35 | WT% | XRF | |
| NA2O | 3.98 | WT% | XRF | |
| P2O5 | 0.08 | WT% | XRF | |
| LOI | 0.51 | WT% | IGN | |
| RB | 88 | PPM | XRF/INAA | |
| SR | 220 | PPM | XRF/INAA | |
| Y | 15 | PPM | XRF/INAA | |
| ZR | 135 | PPM | XRF/INAA | |
| NB | 8 | PPM | XRF/INAA | |
| BA | 849 | PPM | XRF/INAA | |
| PB | 14.8 | PPM | XRF/INAA | |
| ND143_ND144 | 0.512819 | TIMS | ||
| SR87_SR86 | 0.70402 | TIMS | ||
| PB206_PB204 | 18.946 | TIMS | ||
| PB207_PB204 | 15.604 | TIMS | ||
| PB208_PB204 | 38.591 | TIMS |