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Sample 98L-6
NavDat sample number 45926 · DACITE
Sample
| Sample ID | 98L-6 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.654 |
|---|
| Longitude | -106.968 |
|---|
| Location | outside Creede caldera |
|---|
| 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 | 65.02 | | WT% | XRF |
| TIO2 | 0.630093 | | WT% | XRF |
| AL2O3 | 17.3477 | | WT% | XRF |
| FE2O3 | 4.02347 | | WT% | XRF |
| MGO | 1.73859 | | WT% | XRF |
| CAO | 3.45808 | | WT% | XRF |
| NA2O | 3.38489 | | WT% | XRF |
| K2O | 3.6522 | | WT% | XRF |
| P2O5 | 0.190937 | | WT% | XRF |
| MNO | 0.0678888 | | WT% | XRF |
| LOI | 5.7 | | WT% | XRF |
| TOTAL | 99.509 | | WT% | XRF |
| ZN | 83 | | PPM | XRF |
| RB | 96 | | PPM | XRF |
| SR | 866 | | PPM | XRF |
| Y | 16 | | PPM | XRF |
| ZR | 196 | | PPM | XRF |
| NB | 17 | | PPM | XRF |
| BA | 1580 | | PPM | XRF |
| CU | 25 | | PPM | XRF |
| NI | 11 | | PPM | XRF |
