Sample 03L-1
NavDat sample number 46096 · RHYOLITE
Sample
| Sample ID | 03L-1 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.162 |
|---|---|
| Longitude | -106.41 |
| Location | Alkali Gulch |
| State / province | COLORADO |
| Formation | southeastern San Juan tuff, North Pass Caldera Cycle ?, Tuff of Houselog Creek |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33 | 30 | 36 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.1064 | WT% | XRF | |
| TIO2 | 0.59745 | WT% | XRF | |
| AL2O3 | 16.4299 | WT% | XRF | |
| FE2O3 | 3.00859 | WT% | XRF | |
| MGO | 1.20557 | WT% | XRF | |
| CAO | 2.33645 | WT% | XRF | |
| NA2O | 2.3898 | WT% | XRF | |
| K2O | 6.07051 | WT% | XRF | |
| P2O5 | 0.149362 | WT% | XRF | |
| MNO | 0.0960187 | WT% | XRF | |
| LOI | 6.23 | WT% | XRF | |
| TOTAL | 99.39 | WT% | XRF | |
| ZN | 65 | PPM | XRF | |
| RB | 143 | PPM | XRF | |
| SR | 332 | PPM | XRF | |
| Y | 32 | PPM | XRF | |
| ZR | 365 | PPM | XRF | |
| NB | 19 | PPM | XRF | |
| PB | 20 | PPM | XRF | |
| TH | 15 | PPM | XRF | |
| BA | 979 | PPM | XRF | |
| LA | 54 | PPM | XRF | |
| CE | 101 | PPM | XRF | |
| ND | 48 | PPM | XRF | |
| CU | 8 | PPM | XRF | |
| V | 36 | PPM | XRF | |
| U | 6 | PPM | XRF | |
| CR | -5 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| NI | 5 | PPM | XRF |