← Search
Sample 1026
NavDat sample number 66222 · RHYOLITE
Sample
| Sample ID | 1026 |
|---|
| Alternate ID | BAB-331 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Ashflow tuff |
|---|
Location
| Latitude | 43.423 |
|---|
| Longitude | -117.838 |
|---|
| State / province | Oregon |
|---|
| Formation | Wildcat Creek Welded Ash-Flow Tuff |
|---|
| Elevation | 1390 |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 13.8 |
|
11.2 |
16.4 |
middle Miocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.55 | | WT% | XRF |
| AL2O3 | 12.28 | | WT% | XRF |
| TIO2 | 0.39 | | WT% | XRF |
| FEOT | 3.85 | | WT% | XRF |
| MNO | 0.06 | | WT% | XRF |
| CAO | 0.52 | | WT% | XRF |
| MGO | 0.34 | | WT% | XRF |
| K2O | 4.04 | | WT% | XRF |
| NA2O | 4.89 | | WT% | XRF |
| P2O5 | 0.09 | | WT% | XRF |
| LOI | 1.65 | | WT% | XRF |
| TOTAL | 98.7 | | WT% | XRF |
| CR | 21 | | PPM | XRF |
| BA | 1130 | | PPM | XRF |
| RB | 89 | | PPM | XRF |
| SR | 42 | | PPM | XRF |
| ZR | 423 | | PPM | XRF |
| Y | 66 | | PPM | XRF |
| NB | 37 | | PPM | XRF |
