Sample s_LC81-844
NavDat sample number 20582 · ANDESITE
Sample
| Sample ID | s_LC81-844 |
|---|---|
| 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 | 56.2 | WT% | XRF | |
| TIO2 | 0.68 | WT% | XRF | |
| AL2O3 | 18.66 | WT% | XRF | |
| FE2O3 | 1.5 | WT% | XRF | |
| FEOT | 6.79 | WT% | XRF | |
| FEO | 5.43 | WT% | XRF | |
| CAO | 8.79 | WT% | XRF | |
| MGO | 4.31 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| K2O | 0.97 | WT% | XRF | |
| NA2O | 3.18 | WT% | XRF | |
| P2O5 | 0.12 | WT% | XRF | |
| LOI | 0.1 | WT% | IGN | |
| LA | 7 | PPM | XRF/INAA | |
| SM | 2.4 | PPM | XRF/INAA | |
| EU | 0.78 | PPM | XRF/INAA | |
| YB | 1.4 | PPM | XRF/INAA | |
| SC | 25.2 | PPM | XRF/INAA | |
| CR | 28.4 | PPM | XRF/INAA | |
| CO | 22.6 | PPM | XRF/INAA | |
| RB | 58 | PPM | XRF/INAA | |
| SR | 423 | PPM | XRF/INAA | |
| Y | 17 | PPM | XRF/INAA | |
| ZR | 127 | PPM | XRF/INAA | |
| NB | 6 | PPM | XRF/INAA | |
| CS | 0.6 | PPM | XRF/INAA | |
| BA | 640 | PPM | XRF/INAA | |
| HF | 1.7 | PPM | XRF/INAA | |
| TA | 0.23 | PPM | XRF/INAA | |
| PB | 3 | PPM | XRF/INAA | |
| TH | 1.4 | PPM | XRF/INAA | |
| U | 0.5 | PPM | XRF/INAA | |
| ND143_ND144 | 0.512848 | TIMS | ||
| SR87_SR86 | 0.70354 | TIMS | ||
| PB206_PB204 | 18.877 | TIMS | ||
| PB207_PB204 | 15.594 | TIMS | ||
| PB208_PB204 | 38.483 | TIMS |