Sample WMT-4-26
NavDat sample number 35680 · TUFF
Sample
| Sample ID | WMT-4-26 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.6528 |
|---|---|
| Longitude | -106.055 |
| Location | road to Browns Canyon rafting launch site |
| State / province | Colorado |
| Formation | WALL MOUNTAIN TUFF |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 36.7 | 31.7 | 41.7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.75 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.53 | WT% | XRF | |
| AL2O3 | 16.12 | WT% | AAS | |
| FE2O3 | 1.99 | WT% | AAS | |
| FEO | 0 | WT% | AAS | |
| MNO | 0.06 | WT% | UNKNOWN | |
| MGO | 0.34 | WT% | AAS | |
| CAO | 1.74 | WT% | XRF | |
| NA2O | 3.4 | WT% | AAS | |
| K2O | 6.04 | WT% | AAS | |
| P2O5 | 0.04 | WT% | XRF | |
| LOI | 3.82 | WT% | LOI | |
| TOTAL | 99.8 | WT% | LOI | |
| BA | 1423 | PPM | XRF | |
| BE | 2.9 | PPM | UNKNOWN | |
| CO | 10 | PPM | UNKNOWN | |
| CR | 2 | PPM | UNKNOWN | |
| CU | 2 | PPM | UNKNOWN | |
| LI | 26 | PPM | UNKNOWN | |
| NB | 49 | PPM | XRF | |
| NI | 2 | PPM | UNKNOWN | |
| PB | 41 | PPM | UNKNOWN | |
| RB | 202 | PPM | XRF | |
| SR | 223 | PPM | XRF | |
| TH | 39 | PPM | GAMMA-RAY COUNTING | |
| U | 8.4 | PPM | GAMMA-RAY COUNTING | |
| V | 17 | PPM | UNKNOWN | |
| Y | 35 | PPM | ICP | |
| ZN | 55 | PPM | UNKNOWN | |
| ZR | 442 | PPM | XRF | |
| LA | 79.2 | PPM | UNKNOWN | |
| CE | 168 | PPM | UNKNOWN | |
| PR | 20 | PPM | UNKNOWN | |
| ND | 74.4 | PPM | UNKNOWN | |
| SM | 11.2 | PPM | UNKNOWN | |
| EU | 2.27 | PPM | UNKNOWN | |
| GD | 7.6 | PPM | UNKNOWN | |
| TB | 1.1 | PPM | UNKNOWN | |
| DY | 5.9 | PPM | UNKNOWN | |
| HO | 1 | PPM | UNKNOWN | |
| ER | 3.3 | PPM | UNKNOWN | |
| TM | 0.5 | PPM | UNKNOWN | |
| YB | 2.9 | PPM | UNKNOWN | |
| LU | 0.45 | PPM | UNKNOWN | |
| SR87_SR86 | 0.7093 | TIMS_ID | ||
| SR | 1249 | PPM | TIMS_ID |