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Sample 970409-2
NavDat sample number 41455 · RHYOLITE
Sample
| Sample ID | 970409-2 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
Location
| Latitude | 42.4044 |
|---|
| Longitude | -122.642 |
|---|
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 26 |
|
25 |
28 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 75.85 | | WT% | XRF |
| TIO2 | 0.88 | | WT% | XRF |
| AL2O3 | 15.21 | | WT% | XRF |
| FEOT | 4.11 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| MGO | 0.88 | | WT% | XRF |
| CAO | 0.56 | | WT% | XRF |
| NA2O | 0.3 | | WT% | XRF |
| K2O | 1.98 | | WT% | XRF |
| P2O5 | 0.2 | | WT% | XRF |
| TOTAL | 100.4 | | WT% | XRF |
| LOI | 6.5 | | WT% | XRF |
| BA | 508 | | PPM | XRF |
| RB | 55 | | PPM | XRF |
| SR | 47 | | PPM | XRF |
| Y | 48 | | PPM | XRF |
| ZR | 168 | | PPM | XRF |
| NB | -10 | | PPM | XRF |