Sample 724-3
NavDat sample number 34469 · RHYOLITE
Sample
| Sample ID | 724-3 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 44.7848 |
|---|---|
| Longitude | -122.269 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 12 | 7 | 17 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 78.28 | WT% | ICPAES | |
| TIO2 | 0.12 | WT% | ICPAES | |
| AL2O3 | 11.47 | WT% | ICPAES | |
| FEOT | 0.72 | WT% | TIT | |
| MNO | 0 | WT% | ICPAES | |
| MGO | 0.03 | WT% | ICPAES | |
| CAO | 0.24 | WT% | ICPAES | |
| NA2O | 2.18 | WT% | ICPAES | |
| K2O | 6.83 | WT% | ICPAES | |
| P2O5 | 0.13 | WT% | ICPAES | |
| TOTAL | 99.39 | WT% | ICPAES | |
| LOI | 0.55 | WT% | ICPAES | |
| BA | 741 | PPM | INAA | |
| LA | 26.5 | PPM | INAA | |
| CE | 47.2 | PPM | INAA | |
| RB | 108 | PPM | INAA | |
| SR | 81 | PPM | INAA | |
| AG | -0.3 | PPM | INAA | |
| CU | 5 | PPM | INAA | |
| MO | 2 | PPM | INAA | |
| PB | 10 | PPM | INAA | |
| ZN | 5 | PPM | INAA |