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Sample C-944
NavDat sample number 1361 · PYROCLASTIC-FALL
Sample
| Sample ID | C-944 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.8586 |
|---|
| Longitude | -106.999 |
|---|
| Location | W. Miners Ck, 10,800' |
|---|
| 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 | 70.74 | | WT% | XRF |
| TIO2 | 0.34 | | WT% | XRF |
| AL2O3 | 15.5 | | WT% | XRF |
| FE2O3 | 2.48 | | WT% | XRF |
| MGO | 0.45 | | WT% | XRF |
| CAO | 2.35 | | WT% | XRF |
| NA2O | 1.39 | | WT% | XRF |
| K2O | 6.2 | | WT% | XRF |
| P2O5 | 0.13 | | WT% | XRF |
| MNO | 0.04 | | WT% | XRF |
| LOI | 6.4 | | WT% | XRF |
| TOTAL | 99.62 | | WT% | XRF |
