Sample LR88-503
NavDat sample number 30122 · DACITE
Sample
| Sample ID | LR88-503 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | intrusion |
Location
| Latitude | 37.5744 |
|---|---|
| Longitude | -106.672 |
| Location | Spring Creek |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.5 | 26.1 | 26.9 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64.25 | WT% | XRF | |
| TIO2 | 0.7 | WT% | XRF | |
| AL2O3 | 15.81 | WT% | XRF | |
| FE2O3 | 5.51 | WT% | XRF | |
| MGO | 1.95 | WT% | XRF | |
| CAO | 3.49 | WT% | XRF | |
| NA2O | 3.8 | WT% | XRF | |
| K2O | 4.13 | WT% | XRF | |
| P2O5 | 0.27 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| LOI | 2.17 | WT% | XRF | |
| TOTAL | 99.99 | WT% | XRF | |
| ZN | 66 | PPM | XRF | |
| RB | 121 | PPM | XRF | |
| SR | 518 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 208 | PPM | XRF | |
| NB | 17 | PPM | XRF | |
| PB | 39 | PPM | XRF | |
| TH | 28 | PPM | XRF | |
| BA | 924 | PPM | XRF | |
| LA | 39 | PPM | XRF | |
| CE | 85 | PPM | XRF | |
| ND | 37 | PPM | XRF |