Sample LR88-644
NavDat sample number 30119 · DACITE
Sample
| Sample ID | LR88-644 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.7747 |
|---|---|
| Longitude | -106.831 |
| Location | Along road, Spring Gulch |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.26 | 26.22 | 26.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64.51 | WT% | XRF | |
| TIO2 | 0.66 | WT% | XRF | |
| AL2O3 | 15.52 | WT% | XRF | |
| FE2O3 | 4.99 | WT% | XRF | |
| MGO | 1.68 | WT% | XRF | |
| CAO | 5.02 | WT% | XRF | |
| NA2O | 3.66 | WT% | XRF | |
| K2O | 3.94 | WT% | XRF | |
| P2O5 | 0.26 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| LOI | 1.38 | WT% | XRF | |
| TOTAL | 100.35 | WT% | XRF | |
| ZN | 98 | PPM | XRF | |
| RB | 109 | PPM | XRF | |
| SR | 614 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 196 | PPM | XRF | |
| NB | 15 | PPM | XRF | |
| PB | 41 | PPM | XRF | |
| TH | 18 | PPM | XRF | |
| BA | 1035 | PPM | XRF | |
| LA | 42 | PPM | XRF | |
| CE | 70 | PPM | XRF | |
| ND | 31 | PPM | XRF |