← Search
Sample 86SH-A87
NavDat sample number 59921 · RHYOLITE
Sample
| Sample ID | 86SH-A87 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
Location
| Latitude | 46.1725 |
|---|
| Longitude | -122.061 |
|---|
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 25 |
|
22.5 |
27.5 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 71.93 | | WT% | XRF |
| TIO2 | 0.37 | | WT% | XRF |
| AL2O3 | 14.24 | | WT% | XRF |
| FEOT | 3.49 | | WT% | XRF |
| MNO | 0.07 | | WT% | XRF |
| MGO | 0.33 | | WT% | XRF |
| CAO | 1.85 | | WT% | XRF |
| NA2O | 4.48 | | WT% | XRF |
| K2O | 3.17 | | WT% | XRF |
| P2O5 | 0.06 | | WT% | XRF |
| TOTAL | 99.45 | | WT% | XRF |
| LOI | 3.14 | | WT% | XRF |
| LA | -30 | | PPM | XRF |
| CE | -30 | | PPM | XRF |
| NB | -10 | | PPM | XRF |