← Search
Sample BX-258
NavDat sample number 7237 · PYROCLASTIC-FALL
Sample
| Sample ID | BX-258 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.7914 |
|---|
| Longitude | -122.142 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 10 |
|
10 |
11 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 68.25 | | WT% | XRF |
| TIO2 | 0.52 | | WT% | XRF |
| AL2O3 | 16.28 | | WT% | XRF |
| FEOT | 3.61 | | WT% | XRF |
| MNO | 0.07 | | WT% | XRF |
| MGO | 1.39 | | WT% | XRF |
| CAO | 3.68 | | WT% | XRF |
| NA2O | 4.05 | | WT% | XRF |
| K2O | 2.02 | | WT% | XRF |
| P2O5 | 0.11 | | WT% | XRF |
| TOTAL | 99.67 | | WT% | XRF |
| LOI | 1.89 | | WT% | XRF |
| RB | 45 | | PPM | XRF |
| SR | 366 | | PPM | XRF |
| ZR | 146 | | PPM | XRF |
| NI | 20 | | PPM | XRF |
