Sample D85-57
NavDat sample number 18284 · TRACHYANDESITE
Sample
| Sample ID | D85-57 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 37.5833 |
|---|---|
| Longitude | -119.017 |
| State / province | California |
| Volcanic field | Long Valley |
| Location comment | Devils Postpile |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.8 | 0.72 | 0.88 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.94 | WT% | XRF | |
| TIO2 | 1.66 | WT% | XRF | |
| AL2O3 | 18.06 | WT% | XRF | |
| FE2O3 | 8.24 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 4.02 | WT% | XRF | |
| CAO | 7.55 | WT% | XRF | |
| NA2O | 4.12 | WT% | XRF | |
| K2O | 1.98 | WT% | XRF | |
| P2O5 | 0.55 | WT% | XRF | |
| TOTAL | 100.25 | WT% | XRF | |
| BA | 1089 | PPM | XRF | |
| CO | 21 | PPM | XRF | |
| CR | 45 | PPM | XRF | |
| CU | 20 | PPM | XRF | |
| NB | 15 | PPM | XRF | |
| NI | 20 | PPM | XRF | |
| PB | 11 | PPM | XRF | |
| RB | 40 | PPM | XRF | |
| SR | 920 | PPM | XRF | |
| V | 159 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| ZN | 81 | PPM | XRF | |
| ZR | 208 | PPM | XRF |