Sample LR89-010F
NavDat sample number 30160 · DACITE
Sample
| Sample ID | LR89-010F |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.5981 |
|---|---|
| Longitude | -107.035 |
| Location | Middle Fork |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.35 | 27.25 | 27.45 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.51 | WT% | XRF | |
| TIO2 | 0.7 | WT% | XRF | |
| AL2O3 | 18 | WT% | XRF | |
| FE2O3 | 5.57 | WT% | XRF | |
| MGO | 1.73 | WT% | XRF | |
| CAO | 3 | WT% | XRF | |
| NA2O | 2.97 | WT% | XRF | |
| K2O | 4.33 | WT% | XRF | |
| P2O5 | 0.34 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| LOI | 4.62 | WT% | XRF | |
| TOTAL | 100.23 | WT% | XRF | |
| ZN | 109 | PPM | XRF | |
| RB | 102 | PPM | XRF | |
| SR | 628 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| ZR | 591 | PPM | XRF | |
| NB | 10 | PPM | XRF | |
| PB | 41 | PPM | XRF | |
| TH | 9 | PPM | XRF | |
| BA | 3733 | PPM | XRF | |
| LA | 50 | PPM | XRF | |
| CE | 87 | PPM | XRF | |
| ND | 35 | PPM | XRF |