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Sample 981
NavDat sample number 66215 · RHYOLITE
Sample
| Sample ID | 981 |
|---|
| Alternate ID | AZB-319 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Welded tuff |
|---|
Location
| Latitude | 43.5511 |
|---|
| Longitude | -117.845 |
|---|
| State / province | Oregon |
|---|
| Formation | Bully Creek Formation |
|---|
| Elevation | 1311 |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 14.55 |
|
5.3 |
23.8 |
Miocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 75.97 | | WT% | XRF |
| AL2O3 | 10.78 | | WT% | XRF |
| TIO2 | 0.23 | | WT% | XRF |
| FEOT | 2.89 | | WT% | XRF |
| MNO | 0.07 | | WT% | XRF |
| CAO | 0.25 | | WT% | XRF |
| MGO | 0.17 | | WT% | XRF |
| K2O | 5.13 | | WT% | XRF |
| NA2O | 4.49 | | WT% | XRF |
| P2O5 | 0.03 | | WT% | XRF |
| LOI | 3.08 | | WT% | XRF |
| TOTAL | 100.2 | | WT% | XRF |
| CR | 19 | | PPM | XRF |
| BA | 93 | | PPM | XRF |
| RB | 142 | | PPM | XRF |
| ZR | 1330 | | PPM | XRF |
| Y | 209 | | PPM | XRF |
| NB | 111 | | PPM | XRF |
