Sample LR88-569
NavDat sample number 30130 · ANDESITE
Sample
| Sample ID | LR88-569 |
|---|---|
| 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 | 60.23 | WT% | XRF | |
| TIO2 | 0.89 | WT% | XRF | |
| AL2O3 | 16.75 | WT% | XRF | |
| FE2O3 | 6.99 | WT% | XRF | |
| MGO | 2.12 | WT% | XRF | |
| CAO | 5.25 | WT% | XRF | |
| NA2O | 3.42 | WT% | XRF | |
| K2O | 3.41 | WT% | XRF | |
| P2O5 | 0.36 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| LOI | 2.64 | WT% | XRF | |
| TOTAL | 99.56 | WT% | XRF | |
| ZN | 94 | PPM | XRF | |
| RB | 86 | PPM | XRF | |
| SR | 543 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| ZR | 192 | PPM | XRF | |
| NB | 15 | PPM | XRF | |
| PB | 47 | PPM | XRF | |
| TH | 18 | PPM | XRF | |
| BA | 981 | PPM | XRF | |
| LA | 42 | PPM | XRF | |
| CE | 81 | PPM | XRF | |
| ND | 34 | PPM | XRF |