← Search
Sample 86L-38E
NavDat sample number 46020 · RHYOLITE
Sample
| Sample ID | 86L-38E |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.898 |
|---|
| Longitude | -106.927 |
|---|
| Location | Nelson Creek jeep trail, east side |
|---|
| State / province | COLORADO |
|---|
| Formation | Bachelor Caldera Cycle, Intracaldera Bachelor Member |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27.35 |
|
27.25 |
27.45 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.8275 | | WT% | XRF |
| TIO2 | 0.287612 | | WT% | XRF |
| AL2O3 | 14.2779 | | WT% | XRF |
| FE2O3 | 2.12628 | | WT% | XRF |
| MGO | 0.667671 | | WT% | XRF |
| CAO | 0.945011 | | WT% | XRF |
| NA2O | 1.90029 | | WT% | XRF |
| K2O | 6.22475 | | WT% | XRF |
| P2O5 | 0.0821749 | | WT% | XRF |
| MNO | 0.0308156 | | WT% | XRF |
| LOI | 2.63 | | WT% | XRF |
| TOTAL | 99.37 | | WT% | XRF |
| ZN | 46 | | PPM | XRF |
| SR | 140 | | PPM | XRF |
| Y | 23 | | PPM | XRF |
| PB | 21 | | PPM | XRF |
| TH | 18 | | PPM | XRF |
| BA | 510 | | PPM | XRF |
| LA | 57 | | PPM | XRF |
| CE | 95 | | PPM | XRF |
| CU | 4 | | PPM | XRF |
| GA | 15 | | PPM | XRF |
