Sample s_LC81-849
NavDat sample number 20575 · ANDESITE
Sample
| Sample ID | s_LC81-849 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | subaerial |
Location
| Latitude | 40.49 |
|---|---|
| Longitude | -121.51 |
| Location | CASCADES / HIGH CASCADES / SOUTHERN CASCADES / LASSEN VOLCANIC CENTER / TWIN LAKES SEQUENCE / PACIFIC OCEAN |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.15 | 0 | 0.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.47 | WT% | XRF | |
| TIO2 | 0.82 | WT% | XRF | |
| AL2O3 | 17.07 | WT% | XRF | |
| FE2O3 | 1.41 | WT% | XRF | |
| FEOT | 6.34 | WT% | XRF | |
| FEO | 5.07 | WT% | XRF | |
| CAO | 8.16 | WT% | XRF | |
| MGO | 5.12 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| K2O | 1.2 | WT% | XRF | |
| NA2O | 3.38 | WT% | XRF | |
| P2O5 | 0.15 | WT% | XRF | |
| LOI | 0.44 | WT% | IGN | |
| LA | 13 | PPM | XRF/INAA | |
| SM | 3.18 | PPM | XRF/INAA | |
| EU | 0.88 | PPM | XRF/INAA | |
| YB | 2 | PPM | XRF/INAA | |
| SC | 23.3 | PPM | XRF/INAA | |
| CR | 117 | PPM | XRF/INAA | |
| CO | 24.3 | PPM | XRF/INAA | |
| RB | 32 | PPM | XRF/INAA | |
| SR | 376 | PPM | XRF/INAA | |
| Y | 18 | PPM | XRF/INAA | |
| ZR | 114 | PPM | XRF/INAA | |
| NB | 2 | PPM | XRF/INAA | |
| CS | 1.3 | PPM | XRF/INAA | |
| BA | 407 | PPM | XRF/INAA | |
| HF | 2.6 | PPM | XRF/INAA | |
| TA | 0.39 | PPM | XRF/INAA | |
| PB | 4 | PPM | XRF/INAA | |
| TH | 4 | PPM | XRF/INAA | |
| U | 0.7 | PPM | XRF/INAA | |
| SR87_SR86 | 0.70415 | TIMS | ||
| PB206_PB204 | 18.941 | TIMS | ||
| PB207_PB204 | 15.615 | TIMS | ||
| PB208_PB204 | 38.622 | TIMS |