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Sample 89L-120
NavDat sample number 45917 · DACITE
Sample
| Sample ID | 89L-120 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.623 |
|---|
| Longitude | -106.971 |
|---|
| Location | Ivy Creek trail |
|---|
| 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 | 64.7 | | WT% | XRF |
| TIO2 | 0.610399 | | WT% | XRF |
| AL2O3 | 15.5652 | | WT% | XRF |
| FE2O3 | 4.73059 | | WT% | XRF |
| MGO | 1.75998 | | WT% | XRF |
| CAO | 3.7743 | | WT% | XRF |
| NA2O | 3.83534 | | WT% | XRF |
| K2O | 3.85569 | | WT% | XRF |
| P2O5 | 0.284853 | | WT% | XRF |
| MNO | 0.0813865 | | WT% | XRF |
| LOI | 1.69 | | WT% | XRF |
| TOTAL | 99.2 | | WT% | XRF |
| ZN | 80 | | PPM | XRF |
| RB | 86 | | PPM | XRF |
| SR | 679 | | PPM | XRF |
| Y | 21 | | PPM | XRF |
| ZR | 160 | | PPM | XRF |
| NB | 11 | | PPM | XRF |
| BA | 1157 | | PPM | XRF |
| LA | 44 | | PPM | XRF |
| CE | 77 | | PPM | XRF |
| ND | 42 | | PPM | XRF |
