Sample LR87-719-4b
NavDat sample number 30137 · VITROPHERE
Sample
| Sample ID | LR87-719-4b |
|---|---|
| Rock name | VITROPHERE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.9311 |
|---|---|
| Longitude | -106.931 |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 31.5 | 28 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.03 | WT% | XRF | |
| TIO2 | 0.44 | WT% | XRF | |
| AL2O3 | 14.84 | WT% | XRF | |
| FE2O3 | 3.2 | WT% | XRF | |
| MGO | 1 | WT% | XRF | |
| CAO | 2.74 | WT% | XRF | |
| NA2O | 3.29 | WT% | XRF | |
| K2O | 4.27 | WT% | XRF | |
| P2O5 | 0.17 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| LOI | 3.45 | WT% | XRF | |
| TOTAL | 99.08 | WT% | XRF | |
| ZN | 63 | PPM | XRF | |
| RB | 151 | PPM | XRF | |
| SR | 393 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 181 | PPM | XRF | |
| NB | 18 | PPM | XRF | |
| PB | 38.5 | PPM | XRF | |
| TH | 18 | PPM | XRF | |
| BA | 770.5 | PPM | XRF | |
| LA | 47.5 | PPM | XRF | |
| CE | 81 | PPM | XRF | |
| ND | 35 | PPM | XRF |