Sample R299U
NavDat sample number 1358 · PYROCLASTIC-FLOW
Sample
| Sample ID | R299U |
|---|---|
| Rock name | PYROCLASTIC-FLOW |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.7681 |
|---|---|
| Longitude | -106.79 |
| Location | Palisades, north of Rio Grande, 9220', Blue Cr. |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.2 | 27.1 | 27.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64.28 | WT% | XRF | |
| TIO2 | 0.63 | WT% | XRF | |
| AL2O3 | 17.1 | WT% | XRF | |
| FE2O3 | 3.94 | WT% | XRF | |
| MGO | 0.85 | WT% | XRF | |
| CAO | 4.64 | WT% | XRF | |
| NA2O | 3.91 | WT% | XRF | |
| K2O | 4.32 | WT% | XRF | |
| P2O5 | 0.22 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| LOI | 0 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| BA | 1080 | PPM | INAA | |
| LA | 43 | PPM | INAA | |
| CE | 104 | PPM | INAA | |
| ND | 45 | PPM | INAA | |
| SM | 7.6 | PPM | INAA | |
| EU | 1.9 | PPM | INAA | |
| GD | 4.4 | PPM | INAA | |
| TB | 0.95 | PPM | INAA | |
| YB | 2.7 | PPM | INAA | |
| LU | 0.47 | PPM | INAA |