Sample s_LC83-399
NavDat sample number 20577 · ANDESITE
Sample
| Sample ID | s_LC83-399 |
|---|---|
| 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 | 54.85 | WT% | XRF | |
| TIO2 | 0.67 | WT% | XRF | |
| AL2O3 | 15.83 | WT% | XRF | |
| FE2O3 | 1.49 | WT% | XRF | |
| FEOT | 6.7 | WT% | XRF | |
| FEO | 5.36 | WT% | XRF | |
| CAO | 8.73 | WT% | XRF | |
| MGO | 8.63 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| K2O | 1.11 | WT% | XRF | |
| NA2O | 3.02 | WT% | XRF | |
| P2O5 | 0.14 | WT% | XRF | |
| LOI | 0.08 | WT% | IGN | |
| LA | 9.95 | PPM | XRF/INAA | |
| SM | 2.72 | PPM | XRF/INAA | |
| EU | 0.74 | PPM | XRF/INAA | |
| YB | 1.61 | PPM | XRF/INAA | |
| SC | 26.4 | PPM | XRF/INAA | |
| CR | 514 | PPM | XRF/INAA | |
| CO | 35.9 | PPM | XRF/INAA | |
| RB | 68 | PPM | XRF/INAA | |
| SR | 364 | PPM | XRF/INAA | |
| Y | 17 | PPM | XRF/INAA | |
| ZR | 163 | PPM | XRF/INAA | |
| NB | 8 | PPM | XRF/INAA | |
| CS | 1.52 | PPM | XRF/INAA | |
| BA | 806 | PPM | XRF/INAA | |
| HF | 2.11 | PPM | XRF/INAA | |
| TA | 0.377 | PPM | XRF/INAA | |
| PB | 6 | PPM | XRF/INAA | |
| TH | 2.94 | PPM | XRF/INAA | |
| U | 1.19 | PPM | XRF/INAA | |
| ND143_ND144 | 0.512819 | TIMS | ||
| SR87_SR86 | 0.70406 | TIMS | ||
| PB206_PB204 | 18.973 | TIMS | ||
| PB207_PB204 | 15.627 | TIMS | ||
| PB208_PB204 | 38.644 | TIMS |