Sample Am-78
NavDat sample number 39847 · ANDESITE
Sample
| Sample ID | Am-78 |
|---|---|
| Alternate ID | 22 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | UT Austin |
Location
| Latitude | 20.169 |
|---|---|
| Longitude | -100.205 |
| Location | Hormigas, Amealco, Qro. |
| State / province | Queretaro de Arteaga |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 3.7 | 0.39 | 3 | 5 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.24 | WT% | UNKNOWN | |
| TIO2 | 1.44 | WT% | UNKNOWN | |
| AL2O3 | 17.19 | WT% | UNKNOWN | |
| FE2O3 | 3.13 | WT% | UNKNOWN | |
| FEO | 4.83 | WT% | UNKNOWN | |
| MNO | 0.13 | WT% | UNKNOWN | |
| MGO | 4.39 | WT% | UNKNOWN | |
| CAO | 7.87 | WT% | UNKNOWN | |
| NA2O | 3.99 | WT% | UNKNOWN | |
| K2O | 1.36 | WT% | UNKNOWN | |
| P2O5 | 0.3 | WT% | UNKNOWN | |
| H2O_PLUS | 0.62 | WT% | UNKNOWN | |
| H2O_MINUS | 0.32 | WT% | UNKNOWN | |
| TOTAL | 101.8 | WT% | UNKNOWN | |
| S | 101.81 | UNKNOWN | ||
| SUMA_100 | -1.81 | WT% | UNKNOWN |