Sample RT55B
NavDat sample number 37124 · RHYOLITE
Sample
| Sample ID | RT55B |
|---|---|
| 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 | 77.44 | WT% | XRF | |
| TIO2 | 0.11 | WT% | XRF | |
| AL2O3 | 12.1 | WT% | XRF | |
| FE2O3 | 0.86 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| MGO | 0.13 | WT% | XRF | |
| CAO | 0.3 | WT% | XRF | |
| NA2O | 3.35 | WT% | XRF | |
| K2O | 5.62 | WT% | XRF | |
| RB | 121 | PPM | XRF | |
| BA | 40 | PPM | XRF | |
| SR | 3.3 | PPM | XRF | |
| ZR | 180 | PPM | XRF | |
| NB | 38.8 | PPM | XRF | |
| Y | 98 | PPM | XRF | |
| PB | 18.3 | PPM | XRF | |
| ZN | 79 | PPM | XRF | |
| GA | 18.4 | PPM | XRF | |
| V | 2.4 | PPM | XRF | |
| CU | 0.8 | PPM | XRF | |
| NI | 11.1 | PPM | XRF | |
| CR | 2.5 | PPM | XRF | |
| CS | 4.23 | PPM | INAA | |
| U | 4.65 | PPM | INAA | |
| TH | 9.93 | PPM | INAA | |
| HF | 6.95 | PPM | INAA | |
| TA | 2.15 | PPM | INAA | |
| SB | 1.43 | PPM | INAA | |
| ARSENIC | 3.5 | PPM | INAA | |
| SC | 3.96 | PPM | INAA | |
| CO | 0.08 | PPM | INAA | |
| LA | 19.1 | PPM | INAA | |
| CE | 49 | PPM | INAA | |
| ND | 23 | PPM | INAA | |
| SM | 8.83 | PPM | INAA | |
| EU | 0.67 | PPM | INAA | |
| TB | 2.23 | PPM | INAA | |
| YB | 9.62 | PPM | INAA | |
| LU | 1.49 | PPM | INAA |