Sample LR88-604
NavDat sample number 30179 · ANDESITE
Sample
| Sample ID | LR88-604 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 37.5878 |
|---|---|
| Longitude | -106.846 |
| Location | Table Mtn. Area |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.71 | 27.62 | 27.8 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60.43 | WT% | XRF | |
| TIO2 | 0.63 | WT% | XRF | |
| AL2O3 | 17.55 | WT% | XRF | |
| FE2O3 | 6.68 | WT% | XRF | |
| MGO | 1.7 | WT% | XRF | |
| CAO | 5.79 | WT% | XRF | |
| NA2O | 3.89 | WT% | XRF | |
| K2O | 2.37 | WT% | XRF | |
| P2O5 | 0.41 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| LOI | 0.4 | WT% | XRF | |
| TOTAL | 99.57 | WT% | XRF | |
| ZN | 93 | PPM | XRF | |
| RB | 43 | PPM | XRF | |
| SR | 753 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 217 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| PB | 36 | PPM | XRF | |
| TH | 9 | PPM | XRF | |
| BA | 930 | PPM | XRF | |
| LA | 43 | PPM | XRF | |
| CE | 81 | PPM | XRF | |
| ND | 36 | PPM | XRF |