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Sample OX-711-75
NavDat sample number 46004 · PYROCLASTIC FLOW
Sample
| Sample ID | OX-711-75 |
|---|
| Rock name | PYROCLASTIC FLOW |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 38.198 |
|---|
| Longitude | -106.846 |
|---|
| Location | north of Porcupine Gulch |
|---|
| State / province | COLORADO |
|---|
| Formation | Bachelor Caldera Cycle, Carpenter Ridge Tuff, outflow facies, near top |
|---|
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 | 74.07 | | WT% | XRF |
| TIO2 | 0.342912 | | WT% | XRF |
| AL2O3 | 13.9787 | | WT% | XRF |
| FE2O3 | 1.67422 | | WT% | XRF |
| MGO | 0.23197 | | WT% | XRF |
| CAO | 1.06908 | | WT% | XRF |
| NA2O | 3.3686 | | WT% | XRF |
| K2O | 5.24453 | | WT% | XRF |
| P2O5 | 0.0806851 | | WT% | XRF |
| MNO | 0.0403426 | | WT% | XRF |
| LOI | 0.85 | | WT% | XRF |
| TOTAL | 100.101 | | WT% | XRF |
