← Search
Sample 65L-47
NavDat sample number 4489 · PYROCLASTIC-FALL
Sample
| Sample ID | 65L-47 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.481 |
|---|
| Longitude | -106.666 |
|---|
| Location | north of Park Creek |
|---|
| State / province | COLORADO |
|---|
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 | 75.06 | | WT% | XRF |
| TIO2 | 0.254272 | | WT% | XRF |
| AL2O3 | 14.5444 | | WT% | XRF |
| FE2O3 | 1.52563 | | WT% | XRF |
| MGO | 0.447519 | | WT% | XRF |
| CAO | 1.52563 | | WT% | XRF |
| NA2O | 2.84785 | | WT% | XRF |
| K2O | 5.49228 | | WT% | XRF |
| P2O5 | 0.0711963 | | WT% | XRF |
| MNO | 0 | | WT% | XRF |
| LOI | 1.71 | | WT% | XRF |
| TOTAL | 101.769 | | WT% | XRF |
