Sample LR88-568
NavDat sample number 30129 · ANDESITE
Sample
| Sample ID | LR88-568 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | lava flow |
Location
| Latitude | 37.9494 |
|---|---|
| Longitude | -107.002 |
| Location | head Rat 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 | 60.94 | WT% | XRF | |
| TIO2 | 0.87 | WT% | XRF | |
| AL2O3 | 16.84 | WT% | XRF | |
| FE2O3 | 6.04 | WT% | XRF | |
| MGO | 2.25 | WT% | XRF | |
| CAO | 4.98 | WT% | XRF | |
| NA2O | 3.64 | WT% | XRF | |
| K2O | 3.5 | WT% | XRF | |
| P2O5 | 0.36 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| LOI | 0.67 | WT% | XRF | |
| TOTAL | 99.51 | WT% | XRF | |
| ZN | 88 | PPM | XRF | |
| RB | 96 | PPM | XRF | |
| SR | 627 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 204 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| PB | 34 | PPM | XRF | |
| TH | 9 | PPM | XRF | |
| BA | 999 | PPM | XRF | |
| LA | 43 | PPM | XRF | |
| CE | 86 | PPM | XRF | |
| ND | 33 | PPM | XRF |