Sample s_LM80-884
NavDat sample number 20554 · ANDESITE
Sample
| Sample ID | s_LM80-884 |
|---|---|
| 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 / BROKEOFF PHASE, STAGE I / PACIFIC OCEAN |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.54 | 0.47 | 0.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.64 | WT% | XRF | |
| TIO2 | 1.07 | WT% | XRF | |
| AL2O3 | 17.14 | WT% | XRF | |
| FE2O3 | 1.5 | WT% | XRF | |
| FEOT | 6.76 | WT% | XRF | |
| FEO | 5.41 | WT% | XRF | |
| CAO | 7.85 | WT% | XRF | |
| MGO | 4.34 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| K2O | 1.55 | WT% | XRF | |
| NA2O | 3.98 | WT% | XRF | |
| P2O5 | 0.37 | WT% | XRF | |
| LOI | 0.25 | WT% | IGN | |
| LA | 27 | PPM | XRF/INAA | |
| SM | 5.7 | PPM | XRF/INAA | |
| EU | 1.43 | PPM | XRF/INAA | |
| YB | 2 | PPM | XRF/INAA | |
| SC | 22.4 | PPM | XRF/INAA | |
| CR | 69.9 | PPM | XRF/INAA | |
| CO | 22.9 | PPM | XRF/INAA | |
| RB | 37 | PPM | XRF/INAA | |
| SR | 603 | PPM | XRF/INAA | |
| Y | 23 | PPM | XRF/INAA | |
| ZR | 172 | PPM | XRF/INAA | |
| NB | 8 | PPM | XRF/INAA | |
| CS | 1 | PPM | XRF/INAA | |
| BA | 641 | PPM | XRF/INAA | |
| HF | 4 | PPM | XRF/INAA | |
| TA | 0.64 | PPM | XRF/INAA | |
| PB | 8.6 | PPM | XRF/INAA | |
| TH | 4.9 | PPM | XRF/INAA | |
| U | 2 | PPM | XRF/INAA | |
| ND143_ND144 | 0.512848 | TIMS | ||
| SR87_SR86 | 0.70404 | TIMS | ||
| PB206_PB204 | 18.9 | TIMS | ||
| PB207_PB204 | 15.603 | TIMS | ||
| PB208_PB204 | 38.539 | TIMS |