Sample LR88-590
NavDat sample number 30166 · ANDESITE
Sample
| Sample ID | LR88-590 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 37.5536 |
|---|---|
| Longitude | -106.691 |
| Location | Ribbon Mesa |
| 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 | 57.42 | WT% | XRF | |
| TIO2 | 1.1 | WT% | XRF | |
| AL2O3 | 17.75 | WT% | XRF | |
| FE2O3 | 7.35 | WT% | XRF | |
| MGO | 2.38 | WT% | XRF | |
| CAO | 6.19 | WT% | XRF | |
| NA2O | 3.73 | WT% | XRF | |
| K2O | 3.11 | WT% | XRF | |
| P2O5 | 0.59 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| LOI | 1.43 | WT% | XRF | |
| TOTAL | 99.74 | WT% | XRF | |
| ZN | 114 | PPM | XRF | |
| RB | 69 | PPM | XRF | |
| SR | 656 | PPM | XRF | |
| Y | 33 | PPM | XRF | |
| ZR | 201 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| PB | 37 | PPM | XRF | |
| TH | 9 | PPM | XRF | |
| BA | 891 | PPM | XRF | |
| LA | 45 | PPM | XRF | |
| CE | 83 | PPM | XRF | |
| ND | 41 | PPM | XRF |