Sample TFC-03
NavDat sample number 46078 · RHYOLITE
Sample
| Sample ID | TFC-03 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.611 |
|---|---|
| Longitude | -106.704 |
| State / province | COLORADO |
| Formation | La Garita Caldera cycle, Fish Canyon tuff, outflow sheet |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 28.5 | 28.4 | 28.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.47 | WT% | XRF | |
| TIO2 | 0.538969 | WT% | XRF | |
| AL2O3 | 15.9454 | WT% | XRF | |
| FE2O3 | 4.70836 | WT% | XRF | |
| MGO | 1.38302 | WT% | XRF | |
| CAO | 3.64059 | WT% | XRF | |
| NA2O | 3.74228 | WT% | XRF | |
| K2O | 3.63042 | WT% | XRF | |
| P2O5 | 0.203385 | WT% | XRF | |
| MNO | 0.0915231 | WT% | XRF | |
| LOI | 1.67 | WT% | XRF | |
| TOTAL | 100.35 | WT% | XRF | |
| RB | 99.4 | PPM | INAA | |
| BA | 872 | PPM | INAA | |
| SR | 523 | PPM | INAA | |
| TH | 11.5 | PPM | INAA | |
| U | 4.4 | PPM | INAA | |
| LA | 42.9 | PPM | INAA | |
| CE | 83.6 | PPM | INAA | |
| ND | 33.5 | PPM | INAA | |
| SM | 6.22 | PPM | INAA | |
| EU | 1.42 | PPM | INAA | |
| GD | 5.12 | PPM | INAA | |
| TB | 0.708 | PPM | INAA | |
| TM | 0.395 | PPM | INAA | |
| YB | 2.4 | PPM | INAA | |
| LU | 0.363 | PPM | INAA | |
| TA | 1.22 | PPM | INAA | |
| ZR | 169 | PPM | INAA | |
| HF | 5.39 | PPM | INAA | |
| SB | 0.273 | PPM | INAA | |
| SC | 7.54 | PPM | INAA | |
| CR | 4.02 | PPM | INAA | |
| CO | 9.81 | PPM | INAA | |
| ZN | 66.5 | PPM | INAA |