Sample DS89-001
NavDat sample number 45702 · DACITE
Sample
| Sample ID | DS89-001 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.694 |
|---|---|
| Longitude | -106.969 |
| Location | W of Palo Alto Ck. |
| State / province | COLORADO |
| Formation | Fisher Dacite, Creede Caldera cycle |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.26 | 26.22 | 26.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.78 | WT% | XRF | |
| TIO2 | 0.66 | WT% | XRF | |
| AL2O3 | 16.07 | WT% | XRF | |
| FE2O3 | 4.95 | WT% | XRF | |
| MGO | 1.75 | WT% | XRF | |
| CAO | 4.32 | WT% | XRF | |
| NA2O | 3.72 | WT% | XRF | |
| K2O | 3.76 | WT% | XRF | |
| P2O5 | 0.35 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| LOI | 1.68 | WT% | XRF | |
| TOTAL | 99.47 | WT% | XRF | |
| ZN | 79 | PPM | XRF | |
| RB | 82 | PPM | XRF | |
| SR | 724 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 174 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| BA | 1049 | PPM | XRF | |
| LA | 45 | PPM | XRF | |
| CE | 73 | PPM | XRF | |
| ND | 41 | PPM | XRF |