Sample BAG-227
NavDat sample number 57667 · PYROCLASTIC-FALL
Sample
| Sample ID | BAG-227 |
|---|---|
| Rock name | PYROCLASTIC-FALL |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 42.7346 |
|---|---|
| Longitude | -122.685 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 23 | 23 | 24 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.39 | WT% | XRF | |
| TIO2 | 1.05 | WT% | XRF | |
| AL2O3 | 15.95 | WT% | XRF | |
| FEOT | 5.24 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| MGO | 0.68 | WT% | XRF | |
| CAO | 3.88 | WT% | XRF | |
| NA2O | 4.44 | WT% | XRF | |
| K2O | 2.01 | WT% | XRF | |
| P2O5 | 0.29 | WT% | XRF | |
| TOTAL | 99.9 | WT% | XRF | |
| LOI | 2 | WT% | XRF | |
| BA | 586 | PPM | ICPAES | |
| RB | 59 | PPM | ICPAES | |
| SR | 345 | PPM | ICPAES | |
| Y | 12 | PPM | ICPAES | |
| ZR | 172 | PPM | ICPAES | |
| NB | 18 | PPM | ICPAES | |
| CR | -10 | PPM | ICPAES |