Sample TCR-46
NavDat sample number 16994 · RHYOLITE
Sample
| Sample ID | TCR-46 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.556 |
|---|---|
| Longitude | -106.689 |
| Location | Ribbon Mesa, same site as LR88-585 |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.35 | 27.25 | 27.45 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73.84 | WT% | XRF | |
| TIO2 | 0.19 | WT% | XRF | |
| AL2O3 | 13.43 | WT% | XRF | |
| FE2O3 | 1.77 | WT% | XRF | |
| MGO | 0.39 | WT% | XRF | |
| CAO | 0.83 | WT% | XRF | |
| NA2O | 2.55 | WT% | XRF | |
| K2O | 6.08 | WT% | XRF | |
| P2O5 | 0.0409463 | WT% | XRF | |
| MNO | 0.112602 | WT% | XRF | |
| LOI | 2.29 | WT% | XRF | |
| TOTAL | 99.2336 | WT% | XRF | |
| TH | 21.6 | PPM | INAA | |
| U | 7.3 | PPM | INAA | |
| LA | 58.1 | PPM | INAA | |
| CE | 93.6 | PPM | INAA | |
| SM | 7.12 | PPM | INAA | |
| EU | 0.71 | PPM | INAA | |
| GD | 7.3 | PPM | INAA | |
| YB | 3.65 | PPM | INAA | |
| LU | 0.44 | PPM | INAA | |
| TA | 2.67 | PPM | INAA | |
| HF | 2.64 | PPM | INAA | |
| SC | 3.7 | PPM | INAA |