Sample BAG-202
NavDat sample number 57675 · PYROCLASTIC-FALL
Sample
| Sample ID | BAG-202 |
|---|---|
| Rock name | PYROCLASTIC-FALL |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 42.6862 |
|---|---|
| Longitude | -122.561 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27 | 24 | 30 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.2 | WT% | XRF | |
| TIO2 | 0.59 | WT% | XRF | |
| AL2O3 | 14.36 | WT% | XRF | |
| FEOT | 3.52 | WT% | XRF | |
| MNO | 0.04 | WT% | XRF | |
| MGO | 0.42 | WT% | XRF | |
| CAO | 2.28 | WT% | XRF | |
| NA2O | 4.27 | WT% | XRF | |
| K2O | 2.2 | WT% | XRF | |
| P2O5 | 0.11 | WT% | XRF | |
| TOTAL | 99.64 | WT% | XRF | |
| LOI | 2.3 | WT% | XRF | |
| BA | 649 | PPM | ICPAES | |
| RB | 63 | PPM | ICPAES | |
| SR | 210 | PPM | ICPAES | |
| Y | 52 | PPM | ICPAES | |
| ZR | 203 | PPM | ICPAES | |
| NB | 25 | PPM | ICPAES | |
| CR | -10 | PPM | ICPAES |