← Search
Sample BRN-1-P
NavDat sample number 17216 · RHYOLITE
Sample
| Sample ID | BRN-1-P |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Pumice lapilli |
|---|
Location
| Latitude | 38.8111 |
|---|
| Longitude | -113.458 |
|---|
| State / province | Utah |
|---|
| Formation | Wah Wah Springs |
|---|
| Location comment | 4-6m above base of weakly welded unit |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 29.5 |
|
26.55 |
32.45 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 67.6 | | WT% | XRF |
| TIO2 | 0.46 | | WT% | XRF |
| AL2O3 | 15.2 | | WT% | XRF |
| FE2O3 | 4.47 | | WT% | XRF |
| MNO | 0.069 | | WT% | XRF |
| MGO | 1.8 | | WT% | XRF |
| CAO | 4.07 | | WT% | XRF |
| NA2O | 2 | | WT% | XRF |
| K2O | 4.28 | | WT% | XRF |
| P2O5 | 0.07 | | WT% | XRF |
| TOTAL | 100.02 | | WT% | XRF |
| RB | 165 | | PPM | XRF |
| SR | 416 | | PPM | XRF |
| Y | 22 | | PPM | XRF |
| ZR | 157 | | PPM | XRF |
| NB | 13 | | PPM | XRF |
| BA | 800 | | PPM | XRF |
