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Sample 87-137
NavDat sample number 16968 · PYROCLASTIC-FLOW
Sample
| Sample ID | 87-137 |
|---|
| Rock name | PYROCLASTIC-FLOW |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.747 |
|---|
| Longitude | -106.749 |
|---|
| Location | Palisades, north of Rio Grande, 9060' |
|---|
| State / province | COLORADO |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27.2 |
|
27.1 |
27.3 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 66.2291 | | WT% | XRF |
| TIO2 | 0.675293 | | WT% | XRF |
| AL2O3 | 16.7715 | | WT% | XRF |
| FE2O3 | 3.65868 | | WT% | XRF |
| MGO | 1.68319 | | WT% | XRF |
| CAO | 3.60828 | | WT% | XRF |
| NA2O | 3.34623 | | WT% | XRF |
| K2O | 4.47508 | | WT% | XRF |
| P2O5 | 0.282212 | | WT% | XRF |
| MNO | 0.060474 | | WT% | XRF |
| LOI | 2.07 | | WT% | XRF |
| TOTAL | 100.79 | | WT% | XRF |
| ZN | 51 | | PPM | XRF |
| RB | 131 | | PPM | XRF |
| SR | 470 | | PPM | XRF |
| Y | 27 | | PPM | XRF |
| ZR | 251 | | PPM | XRF |
| BA | 1225 | | PPM | XRF |
| LA | 47 | | PPM | XRF |
| CE | 61 | | PPM | XRF |
| CU | 13 | | PPM | XRF |
| V | 46 | | PPM | XRF |
