Sample 1209
NavDat sample number 52770 · RHYOLITE
Sample
| Sample ID | 1209 |
|---|---|
| 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 |
|---|---|---|---|---|
| SC | 0.5 | PPM | NAA | |
| LA | 108 | PPM | NAA | |
| CE | 221 | PPM | NAA | |
| ND | 104 | PPM | NAA | |
| SM | 25 | PPM | NAA | |
| EU | 0.73 | PPM | NAA | |
| TB | 4.8 | PPM | NAA | |
| YB | 19 | PPM | NAA | |
| LU | 2.1 | PPM | NAA | |
| HF | 20.1 | PPM | NAA | |
| TA | 14.1 | PPM | NAA | |
| TH | 26.1 | PPM | NAA | |
| U | 8.8 | PPM | NAA | |
| SIO2 | 75.9 | WT% | ICPAES | |
| TIO2 | 0.2 | WT% | ICPAES | |
| AL2O3 | 12.2 | WT% | ICPAES | |
| FEOT | 2.14 | WT% | ICPAES | |
| MNO | 0.05 | WT% | ICPAES | |
| MGO | 0.06 | WT% | ICPAES | |
| CAO | 0.38 | WT% | ICPAES | |
| NA2O | 3.9 | WT% | ICPAES | |
| K2O | 5.2 | WT% | ICPAES | |
| P2O5 | 0.03 | WT% | ICPAES | |
| TOTAL | 98.7 | WT% | ICPAES | |
| SR | 10 | PPM | ICPAES | |
| BA | 27 | PPM | ICPAES | |
| ZR | 469 | PPM | ICPAES | |
| CR | 11 | PPM | NAA | |
| CO | 18 | PPM | NAA | |
| RB | 215 | PPM | NAA | |
| CS | 1.8 | PPM | NAA | |
| SR87_SR86 | 0.71024 | TIMS | ||
| ND143_ND144 | 0.512328 | TIMS |