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Sample 88L-58
NavDat sample number 45934 · DACITE
Sample
| Sample ID | 88L-58 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.575 |
|---|
| Longitude | -107.018 |
|---|
| Location | Summit, Piedra Peak |
|---|
| 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 | 63.24 | | WT% | XRF |
| TIO2 | 0.595482 | | WT% | XRF |
| AL2O3 | 17.4538 | | WT% | XRF |
| FE2O3 | 5.28747 | | WT% | XRF |
| MGO | 1.37577 | | WT% | XRF |
| CAO | 5.22587 | | WT% | XRF |
| NA2O | 3.39835 | | WT% | XRF |
| K2O | 2.577 | | WT% | XRF |
| P2O5 | 0.338809 | | WT% | XRF |
| MNO | 0.123203 | | WT% | XRF |
| LOI | 2.59 | | WT% | XRF |
| TOTAL | 99.62 | | WT% | XRF |
| ZN | 97 | | PPM | XRF |
| RB | 48 | | PPM | XRF |
| SR | 664 | | PPM | XRF |
| Y | 18 | | PPM | XRF |
| ZR | 205 | | PPM | XRF |
| NB | 11 | | PPM | XRF |
| BA | 964 | | PPM | XRF |
| LA | 47 | | PPM | XRF |
| CE | 78 | | PPM | XRF |
| ND | 43 | | PPM | XRF |
