Sample s_LC82-194
NavDat sample number 20558 · ANDESITE
Sample
| Sample ID | s_LC82-194 |
|---|---|
| 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 / BROKEOFF SEQUENCE / PACIFIC OCEAN |
| State / province | California |
| Location comment | BROKEOFF VOLCANO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.44 | 0.4 | 0.47 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.96 | WT% | XRF | |
| TIO2 | 0.72 | WT% | XRF | |
| AL2O3 | 16.8 | WT% | XRF | |
| FE2O3 | 1.06 | WT% | XRF | |
| FEOT | 4.77 | WT% | XRF | |
| FEO | 3.81 | WT% | XRF | |
| CAO | 5.41 | WT% | XRF | |
| MGO | 2.8 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| K2O | 2.24 | WT% | XRF | |
| NA2O | 3.85 | WT% | XRF | |
| P2O5 | 0.21 | WT% | XRF | |
| LOI | 0.66 | WT% | IGN | |
| LA | 23 | PPM | XRF/INAA | |
| SM | 4.2 | PPM | XRF/INAA | |
| EU | 0.95 | PPM | XRF/INAA | |
| YB | 1.8 | PPM | XRF/INAA | |
| SC | 14 | PPM | XRF/INAA | |
| CR | 45.6 | PPM | XRF/INAA | |
| CO | 15.1 | PPM | XRF/INAA | |
| RB | 62 | PPM | XRF/INAA | |
| SR | 416 | PPM | XRF/INAA | |
| Y | 21 | PPM | XRF/INAA | |
| ZR | 171 | PPM | XRF/INAA | |
| NB | 7 | PPM | XRF/INAA | |
| CS | 1.8 | PPM | XRF/INAA | |
| BA | 715 | PPM | XRF/INAA | |
| HF | 4.1 | PPM | XRF/INAA | |
| TA | 0.66 | PPM | XRF/INAA | |
| PB | 8.9 | PPM | XRF/INAA | |
| TH | 7.6 | PPM | XRF/INAA | |
| U | 2.4 | PPM | XRF/INAA | |
| ND143_ND144 | 0.512802 | TIMS | ||
| SR87_SR86 | 0.7042 | TIMS | ||
| PB206_PB204 | 18.595 | TIMS | ||
| PB207_PB204 | 15.611 | TIMS | ||
| PB208_PB204 | 38.621 | TIMS |