Sample BAG-223
NavDat sample number 57673 · PYROCLASTIC-FALL
Sample
| Sample ID | BAG-223 |
|---|---|
| Rock name | PYROCLASTIC-FALL |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 42.699 |
|---|---|
| Longitude | -122.748 |
| 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 | 76.54 | WT% | XRF | |
| TIO2 | 0.2 | WT% | XRF | |
| AL2O3 | 12.96 | WT% | XRF | |
| FEOT | 1.41 | WT% | XRF | |
| MNO | 0.04 | WT% | XRF | |
| MGO | 0.14 | WT% | XRF | |
| CAO | 1 | WT% | XRF | |
| NA2O | 4.41 | WT% | XRF | |
| K2O | 3.08 | WT% | XRF | |
| P2O5 | 0.21 | WT% | XRF | |
| TOTAL | 99.2 | WT% | XRF | |
| LOI | 0.95 | WT% | XRF | |
| BA | 819 | PPM | ICPAES | |
| RB | 98 | PPM | ICPAES | |
| SR | 142 | PPM | ICPAES | |
| Y | 28 | PPM | ICPAES | |
| ZR | 183 | PPM | ICPAES | |
| NB | 19 | PPM | ICPAES | |
| CR | -10 | PPM | ICPAES |