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Sample 87-128
NavDat sample number 16960 · PYROCLASTIC-FLOW
Sample
| Sample ID | 87-128 |
|---|
| Rock name | PYROCLASTIC-FLOW |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.746 |
|---|
| Longitude | -106.749 |
|---|
| Location | Palisades, north of Rio Grande, 8860' |
|---|
| 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 | 64.4612 | | WT% | XRF |
| TIO2 | 0.760275 | | WT% | XRF |
| AL2O3 | 17.385 | | WT% | XRF |
| FE2O3 | 3.65946 | | WT% | XRF |
| MGO | 2.38219 | | WT% | XRF |
| CAO | 4.68329 | | WT% | XRF |
| NA2O | 3.63918 | | WT% | XRF |
| K2O | 4.02439 | | WT% | XRF |
| P2O5 | 0.283836 | | WT% | XRF |
| MNO | 0.091233 | | WT% | XRF |
| LOI | 1.68 | | WT% | XRF |
| TOTAL | 101.37 | | WT% | XRF |
| ZN | 56 | | PPM | XRF |
| RB | 118 | | PPM | XRF |
| SR | 582 | | PPM | XRF |
| Y | 28 | | PPM | XRF |
| ZR | 254 | | PPM | XRF |
| BA | 1308 | | PPM | XRF |
| LA | 43 | | PPM | XRF |
| CE | 71 | | PPM | XRF |
| CU | 26 | | PPM | XRF |
| V | 51 | | PPM | XRF |
