← Search
Sample DS89-029
NavDat sample number 45931 · DACITE
Sample
| Sample ID | DS89-029 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.614 |
|---|
| Longitude | -106.918 |
|---|
| Location | SE Beautiful Mountain |
|---|
| State / province | COLORADO |
|---|
| Formation | South River Caldera Cycle, Silver River volcanics |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27 |
|
26.9 |
27.1 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 60.5747 | | WT% | XRF |
| TIO2 | 0.790105 | | WT% | XRF |
| AL2O3 | 15.7008 | | WT% | XRF |
| FE2O3 | 6.97926 | | WT% | XRF |
| MGO | 2.88692 | | WT% | XRF |
| CAO | 5.53074 | | WT% | XRF |
| NA2O | 3.52508 | | WT% | XRF |
| K2O | 2.88692 | | WT% | XRF |
| P2O5 | 0.314016 | | WT% | XRF |
| MNO | 0.111425 | | WT% | XRF |
| LOI | 1.27 | | WT% | XRF |
| TOTAL | 99.3 | | WT% | XRF |
| ZN | 115 | | PPM | XRF |
| RB | 66 | | PPM | XRF |
| SR | 716 | | PPM | XRF |
| Y | 25 | | PPM | XRF |
| ZR | 177 | | PPM | XRF |
| NB | 14 | | PPM | XRF |
| BA | 886 | | PPM | XRF |
| LA | 37 | | PPM | XRF |
| CE | 69 | | PPM | XRF |
| ND | 39 | | PPM | XRF |
