Sample s_LC85-671
NavDat sample number 39785 · ANDESITE
Sample
| Sample ID | s_LC85-671 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | subaerial |
Location
| Latitude | 40.65 |
|---|---|
| Longitude | -121.17 |
| Location | CASCADES / HIGH CASCADES / SOUTHERN CASCADES / LASSEN VOLCANIC CENTER / PACIFIC OCEAN |
| State / province | CALIFORNIA |
| Location comment | PEAK1919 |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.43 | 0.43 | 0.43 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 51.35 | WT% | XRF | |
| TIO2 | 1.19 | WT% | XRF | |
| AL2O3 | 17.02 | WT% | XRF | |
| FEO | 8.45 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 8.05 | WT% | XRF | |
| CAO | 9.14 | WT% | XRF | |
| NA2O | 3.14 | WT% | XRF | |
| K2O | 1.02 | WT% | XRF | |
| P2O5 | 0.3 | WT% | XRF | |
| RB | 16.8 | PPM | XRF | |
| BA | 371 | PPM | XRF | |
| ZR | 130 | PPM | XRF | |
| SR | 487 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| NB | 10 | PPM | XRF | |
| NI | 172 | PPM | XRF | |
| CR | 317 | PPM | XRF | |
| CO | 36.7 | PPM | INAA | |
| CS | 0.47 | PPM | INAA | |
| HF | 2.7 | PPM | INAA | |
| TA | 0.63 | PPM | INAA | |
| TH | 1.93 | PPM | INAA | |
| U | 0.31 | PPM | INAA | |
| LA | 13.9 | PPM | INAA | |
| CE | 29 | PPM | INAA | |
| ND | 16.1 | PPM | INAA | |
| SM | 3.94 | PPM | INAA | |
| EU | 1.21 | PPM | INAA | |
| TB | 0.63 | PPM | INAA | |
| YB | 3.07 | PPM | INAA | |
| LU | 0.3 | PPM | INAA |