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Sample BBG-228
NavDat sample number 37811 · PYROCLASTIC-FALL
Sample
| Sample ID | BBG-228 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.4796 |
|---|
| Longitude | -122.594 |
|---|
| 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 | 67.77 | | WT% | XRF |
| TIO2 | 0.85 | | WT% | XRF |
| AL2O3 | 16.37 | | WT% | XRF |
| FEOT | 4.76 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 1.22 | | WT% | XRF |
| CAO | 3.07 | | WT% | XRF |
| NA2O | 3.35 | | WT% | XRF |
| K2O | 2.34 | | WT% | XRF |
| P2O5 | 0.2 | | WT% | XRF |
| TOTAL | 98.8 | | WT% | XRF |
| LOI | 6.5 | | WT% | XRF |
| BA | 768 | | PPM | XRF |
| RB | 62 | | PPM | XRF |
| SR | 319 | | PPM | XRF |
| Y | 43 | | PPM | XRF |
| ZR | 220 | | PPM | XRF |
| NB | 16 | | PPM | XRF |
