Sample Am-178
NavDat sample number 39826 · DACITE
Sample
| Sample ID | Am-178 |
|---|---|
| Alternate ID | 3 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | UT Austin |
Location
| Latitude | 20.156 |
|---|---|
| Longitude | -100.201 |
| Location | Amealco caldera |
| State / province | Queretaro de Arteaga |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 4 | 3 | 5 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.69 | WT% | UNKNOWN | |
| TIO2 | 0.6 | WT% | UNKNOWN | |
| AL2O3 | 15.43 | WT% | UNKNOWN | |
| FE2O3 | 1.75 | WT% | UNKNOWN | |
| FEO | 2.73 | WT% | UNKNOWN | |
| MNO | 0.08 | WT% | UNKNOWN | |
| MGO | 0.97 | WT% | UNKNOWN | |
| CAO | 2.85 | WT% | UNKNOWN | |
| NA2O | 4.29 | WT% | UNKNOWN | |
| K2O | 3.79 | WT% | UNKNOWN | |
| P2O5 | 0.18 | WT% | UNKNOWN | |
| H2O_PLUS | 2.44 | WT% | UNKNOWN | |
| H2O_MINUS | 0.3 | WT% | UNKNOWN | |
| TOTAL | 101.09 | WT% | UNKNOWN | |
| S | 101.1 | UNKNOWN | ||
| SUMA_100 | -1.1 | WT% | UNKNOWN |