Sample s_LC81-731
NavDat sample number 20568 · RHYOLITE
Sample
| Sample ID | s_LC81-731 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | subaerial |
Location
| Latitude | 40.49 |
|---|---|
| Longitude | -121.51 |
| 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 |
|---|---|---|---|---|---|
| 0.05 | 0 | 0.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.23 | WT% | XRF | |
| TIO2 | 0.35 | WT% | XRF | |
| AL2O3 | 15.56 | WT% | XRF | |
| FE2O3 | 0.54 | WT% | XRF | |
| FEOT | 2.43 | WT% | XRF | |
| FEO | 1.94 | WT% | XRF | |
| CAO | 2.91 | WT% | XRF | |
| MGO | 1.2 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| K2O | 2.74 | WT% | XRF | |
| NA2O | 4.32 | WT% | XRF | |
| P2O5 | 0.11 | WT% | XRF | |
| LOI | 1.59 | WT% | IGN | |
| LA | 21 | PPM | XRF/INAA | |
| SM | 2.2 | PPM | XRF/INAA | |
| EU | 0.63 | PPM | XRF/INAA | |
| YB | 1.2 | PPM | XRF/INAA | |
| SC | 5.12 | PPM | XRF/INAA | |
| CR | 8.8 | PPM | XRF/INAA | |
| CO | 5.4 | PPM | XRF/INAA | |
| RB | 69 | PPM | XRF/INAA | |
| SR | 326 | PPM | XRF/INAA | |
| Y | 14 | PPM | XRF/INAA | |
| ZR | 141 | PPM | XRF/INAA | |
| NB | 6 | PPM | XRF/INAA | |
| CS | 3.9 | PPM | XRF/INAA | |
| BA | 810 | PPM | XRF/INAA | |
| HF | 3.2 | PPM | XRF/INAA | |
| TA | 0.88 | PPM | XRF/INAA | |
| PB | 11.9 | PPM | XRF/INAA | |
| TH | 10.8 | PPM | XRF/INAA | |
| U | 3.4 | PPM | XRF/INAA | |
| ND143_ND144 | 0.512779 | TIMS | ||
| SR87_SR86 | 0.70405 | TIMS | ||
| PB206_PB204 | 18.958 | TIMS | ||
| PB207_PB204 | 15.62 | TIMS | ||
| PB208_PB204 | 38.638 | TIMS |