Sample RT-173A
NavDat sample number 39503 · RHYOLITE
Sample
| Sample ID | RT-173A |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.2 |
|---|---|
| Longitude | -119.7 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 7.05 | 7.04 | 7.06 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 75.7 | WT% | XRF | |
| TIO2 | 0.16 | WT% | XRF | |
| AL2O3 | 12.47 | WT% | XRF | |
| FE2O3 | 2.23 | WT% | XRF | |
| FEO | 2.09 | WT% | INAA | |
| MNO | 0.1 | WT% | XRF | |
| MGO | 0.09 | WT% | XRF | |
| CAO | 0.54 | WT% | XRF | |
| NA2O | 4.18 | WT% | XRF | |
| NA2O | 3.71 | WT% | INAA | |
| K2O | 4.59 | WT% | XRF | |
| P2O5 | 0.02 | WT% | XRF | |
| RB | 63 | PPM | XRF | |
| BA | 1914 | PPM | XRF | |
| SR | 26 | PPM | XRF | |
| ZR | 460 | PPM | XRF | |
| NB | 25.4 | PPM | XRF | |
| Y | 75 | PPM | XRF | |
| PB | 15 | PPM | XRF | |
| ZN | 117 | PPM | XRF | |
| V | 17 | PPM | XRF | |
| CU | 3 | PPM | XRF | |
| NI | 9 | PPM | XRF | |
| CS | 2.33 | PPM | INAA | |
| U | 2.4 | PPM | INAA | |
| TH | 6.12 | PPM | INAA | |
| HF | 11.19 | PPM | INAA | |
| TA | 1.35 | PPM | INAA | |
| SB | 1.34 | PPM | INAA | |
| ARSENIC | 4.5 | PPM | INAA | |
| CR | 3 | PPM | XRF | |
| LA | 49 | PPM | INAA | |
| CE | 106 | PPM | INAA | |
| GA | 18 | PPM | XRF | |
| ND | 51 | PPM | INAA | |
| SM | 12.26 | PPM | INAA | |
| EU | 2.71 | PPM | INAA | |
| TB | 2.16 | PPM | INAA | |
| YB | 7.51 | PPM | INAA | |
| LU | 1.08 | PPM | INAA |