Sample 1493
NavDat sample number 52771 · RHYOLITE
Sample
| Sample ID | 1493 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.4908 |
|---|---|
| Longitude | -112.684 |
| Location | Eastern Snake River Plain volcanic field |
| State / province | Idaho |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.4 | 1.26 | 1.54 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.4 | WT% | ICPAES | |
| TIO2 | 0.52 | WT% | ICPAES | |
| AL2O3 | 12.6 | WT% | ICPAES | |
| FEOT | 3.48 | WT% | ICPAES | |
| MNO | 0.07 | WT% | ICPAES | |
| MGO | 0.79 | WT% | ICPAES | |
| CAO | 1.6 | WT% | ICPAES | |
| NA2O | 3.5 | WT% | ICPAES | |
| K2O | 5 | WT% | ICPAES | |
| P2O5 | 0.11 | WT% | ICPAES | |
| TOTAL | 98.1 | WT% | ICPAES | |
| SR | 39 | PPM | ICPAES | |
| BA | 79 | PPM | ICPAES | |
| ZR | 407 | PPM | ICPAES | |
| SR87_SR86 | 0.707172 | TIMS | ||
| ND143_ND144 | 0.512398 | TIMS |