Sample 02L-29-A
NavDat sample number 46116 · PYROCLASTIC-FALL
Sample
| Sample ID | 02L-29-A |
|---|---|
| Rock name | PYROCLASTIC-FALL |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.11 |
|---|---|
| Longitude | -106.687 |
| Location | Mex Joe Can |
| State / province | COLORADO |
| Formation | southeastern San Juan tuff, North Pass Caldera Cycle ?, upper Tuff of Saguache Creek |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33 | 30 | 36 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73.17 | WT% | XRF | |
| TIO2 | 0.21341 | WT% | XRF | |
| AL2O3 | 14.329 | WT% | XRF | |
| FE2O3 | 1.29062 | WT% | XRF | |
| MGO | 0.17276 | WT% | XRF | |
| CAO | 0.630067 | WT% | XRF | |
| NA2O | 4.06495 | WT% | XRF | |
| K2O | 5.50801 | WT% | XRF | |
| P2O5 | 0.0914614 | WT% | XRF | |
| MNO | 0.0406495 | WT% | XRF | |
| LOI | 1.59 | WT% | XRF | |
| TOTAL | 99.51 | WT% | XRF | |
| ZN | 57 | PPM | XRF | |
| RB | 123 | PPM | XRF | |
| SR | 54 | PPM | XRF | |
| Y | 30 | PPM | XRF | |
| ZR | 290 | PPM | XRF | |
| NB | 26 | PPM | XRF | |
| PB | 27 | PPM | XRF | |
| TH | 13 | PPM | XRF | |
| BA | 409 | PPM | XRF | |
| LA | 94 | PPM | XRF | |
| CE | 154 | PPM | XRF | |
| ND | 57 | PPM | XRF | |
| CU | -2 | PPM | XRF | |
| V | 20 | PPM | XRF | |
| U | 3 | PPM | XRF | |
| CR | -3 | PPM | XRF | |
| CS | 4 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| NI | 6 | PPM | XRF |