Sample s_LC86-1006
NavDat sample number 39185 · ANDESITE
Sample
| Sample ID | s_LC86-1006 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | subaerial |
Location
| Latitude | 40.492 |
|---|---|
| Longitude | -121.508 |
| Location | CASCADES / HIGH CASCADES / SOUTHERN CASCADES / LASSEN VOLCANIC CENTER / PACIFIC OCEAN |
| State / province | CALIFORNIA |
| Location comment | UNIDENTIFIED VENTS |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.37 | 1.233 | 1.507 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 54.4 | WT% | XRF | |
| TIO2 | 0.51 | WT% | XRF | |
| AL2O3 | 16.57 | WT% | XRF | |
| FE2O3 | 1.55 | WT% | XRF | |
| FEOT | 6.95 | WT% | XRF | |
| FEO | 5.56 | WT% | XRF | |
| CAO | 8.86 | WT% | XRF | |
| MGO | 8.33 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| K2O | 0.64 | WT% | XRF | |
| NA2O | 3.23 | WT% | XRF | |
| P2O5 | 0.21 | WT% | XRF | |
| LOI | 0.13 | WT% | IGN | |
| LA | 17.5 | PPM | INAA | |
| CE | 33.3 | PPM | INAA | |
| ND | 16 | PPM | INAA | |
| SM | 3.61 | PPM | INAA | |
| EU | 1 | PPM | INAA | |
| TB | 0.43 | PPM | INAA | |
| YB | 1.6 | PPM | INAA | |
| LU | 0.24 | PPM | INAA | |
| CR | 449 | PPM | XRF | |
| CO | 35.2 | PPM | INAA | |
| NI | 170 | PPM | XRF | |
| RB | 14 | PPM | XRF | |
| SR | 492 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| ZR | 114 | PPM | XRF | |
| NB | 4 | PPM | XRF | |
| CS | 0.2 | PPM | INAA | |
| BA | 307 | PPM | XRF | |
| HF | 2.2 | PPM | INAA | |
| TA | 0.12 | PPM | INAA | |
| TH | 2.9 | PPM | INAA | |
| U | 0.64 | PPM | INAA | |
| ND143_ND144 | 0.512773 | TIMS | ||
| SR87_SR86 | 0.70412 | TIMS | ||
| D18O | 6.7 | PERMILL | MS |