Sample s_LC85-715
NavDat sample number 20581 · ANDESITE
Sample
| Sample ID | s_LC85-715 |
|---|---|
| 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 / PACIFIC OCEAN |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.3 | 0 | 0.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.61 | WT% | XRF | |
| TIO2 | 0.69 | WT% | XRF | |
| AL2O3 | 18.91 | WT% | XRF | |
| FE2O3 | 1.7 | WT% | XRF | |
| FEOT | 7.67 | WT% | XRF | |
| FEO | 6.13 | WT% | XRF | |
| CAO | 10.16 | WT% | XRF | |
| MGO | 5.08 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| K2O | 0.77 | WT% | XRF | |
| NA2O | 2.71 | WT% | XRF | |
| P2O5 | 0.08 | WT% | XRF | |
| LOI | 0.15 | WT% | IGN | |
| RB | 12 | PPM | XRF/INAA | |
| SR | 585 | PPM | XRF/INAA | |
| Y | 15 | PPM | XRF/INAA | |
| ZR | 68 | PPM | XRF/INAA | |
| NB | 3 | PPM | XRF/INAA | |
| BA | 172 | PPM | XRF/INAA | |
| PB | 2.6 | PPM | XRF/INAA | |
| ND143_ND144 | 0.512828 | TIMS | ||
| SR87_SR86 | 0.70372 | TIMS | ||
| PB206_PB204 | 18.886 | TIMS | ||
| PB207_PB204 | 15.597 | TIMS | ||
| PB208_PB204 | 38.522 | TIMS |