Sample RT173A
NavDat sample number 37148 · RHYOLITE
Sample
| Sample ID | RT173A |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.5 |
|---|---|
| Longitude | -120.5 |
| State / province | OREGON |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 7.05 | 6.345 | 7.755 |
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 | |
| MNO | 0.1 | WT% | XRF | |
| CAO | 0.54 | WT% | XRF | |
| NA2O | 4.18 | WT% | XRF | |
| K2O | 4.59 | WT% | XRF | |
| P2O5 | 0.02 | WT% | XRF | |
| RB | 62 | PPM | XRF | |
| BA | 2031 | PPM | XRF | |
| SR | 22.5 | PPM | XRF | |
| ZR | 474 | PPM | XRF | |
| NB | 26.8 | PPM | XRF | |
| Y | 77 | PPM | XRF | |
| PB | 13.1 | PPM | XRF | |
| ZN | 120 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| V | 3.7 | PPM | XRF | |
| CU | 4.3 | PPM | XRF | |
| NI | 10 | PPM | XRF | |
| CR | 0.3 | PPM | XRF | |
| CS | 2.33 | PPM | INAA | |
| U | 2.68 | PPM | INAA | |
| TH | 5.7 | PPM | INAA | |
| HF | 11.2 | PPM | INAA | |
| TA | 1.36 | PPM | INAA | |
| SB | 1.14 | PPM | INAA | |
| ARSENIC | 4.2 | PPM | INAA | |
| SC | 4.51 | PPM | INAA | |
| CO | 0.14 | PPM | INAA | |
| LA | 51.9 | PPM | INAA | |
| CE | 120 | PPM | INAA | |
| ND | 61 | PPM | INAA | |
| SM | 13.56 | PPM | INAA | |
| EU | 2.6 | PPM | INAA | |
| TB | 2.16 | PPM | INAA | |
| YB | 7.97 | PPM | INAA | |
| LU | 1.24 | PPM | INAA |