← Search
Sample GA 62
NavDat sample number 16116 · PYROCLASTIC-FALL
Sample
| Sample ID | GA 62 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.5564 |
|---|
| Longitude | -106.689 |
|---|
| Location | Carpenter Ridge, 1m above base |
|---|
| 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 | 70.7406 | | WT% | XRF |
| TIO2 | 0.29818 | | WT% | XRF |
| AL2O3 | 14.9501 | | WT% | XRF |
| FE2O3 | 2.05641 | | WT% | XRF |
| MGO | 0.483257 | | WT% | XRF |
| CAO | 1.51146 | | WT% | XRF |
| NA2O | 3.6707 | | WT% | XRF |
| K2O | 5.2747 | | WT% | XRF |
| P2O5 | 0.0514103 | | WT% | XRF |
| MNO | 0.113103 | | WT% | XRF |
| LOI | 2.72 | | WT% | XRF |
| TOTAL | 99.15 | | WT% | XRF |
| RB | 157 | | PPM | XRF |
| SR | 282 | | PPM | XRF |
| ZR | 241 | | PPM | XRF |
| BA | 1294 | | PPM | XRF |
