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Sample 98L-3-B
NavDat sample number 45924 · DACITE
Sample
| Sample ID | 98L-3-B |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.633 |
|---|
| Longitude | -106.949 |
|---|
| Location | ridge W of Fisher Cr same loc. as DY89-14 |
|---|
| 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 | 65.17 | | WT% | XRF |
| TIO2 | 0.657823 | | WT% | XRF |
| AL2O3 | 15.6558 | | WT% | XRF |
| FE2O3 | 5.12256 | | WT% | XRF |
| MGO | 1.2411 | | WT% | XRF |
| CAO | 3.55406 | | WT% | XRF |
| NA2O | 4.00839 | | WT% | XRF |
| K2O | 3.74748 | | WT% | XRF |
| P2O5 | 0.317327 | | WT% | XRF |
| MNO | 0.0906647 | | WT% | XRF |
| LOI | 0.73 | | WT% | XRF |
| TOTAL | 99.568 | | WT% | XRF |
| ZN | 81 | | PPM | XRF |
| RB | 95 | | PPM | XRF |
| SR | 703 | | PPM | XRF |
| Y | 19 | | PPM | XRF |
| ZR | 182 | | PPM | XRF |
| NB | 13 | | PPM | XRF |
| BA | 1230 | | PPM | XRF |
| CU | 29 | | PPM | XRF |
| NI | 18 | | PPM | XRF |
