Sample 721
NavDat sample number 13081 · ANDESITE
Sample
| Sample ID | 721 |
|---|---|
| Alternate ID | 459 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 19.5333 |
|---|---|
| Longitude | -101.692 |
| Location | Volc. La Raza |
| State / province | Michoacan |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2 | 1 | 3 | Quaternary |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 61.75 | WT% | UNKNOWN | |
| TIO2 | 0.73 | WT% | UNKNOWN | |
| AL2O3 | 16.67 | WT% | UNKNOWN | |
| FE2O3 | 1.25 | WT% | UNKNOWN | |
| FEO | 4.09 | WT% | UNKNOWN | |
| MNO | 0.06 | WT% | UNKNOWN | |
| MGO | 3 | WT% | UNKNOWN | |
| CAO | 5.83 | WT% | UNKNOWN | |
| NA2O | 3.82 | WT% | UNKNOWN | |
| K2O | 1.96 | WT% | UNKNOWN | |
| P2O5 | 0.28 | WT% | UNKNOWN | |
| H2O_PLUS | 0.34 | WT% | UNKNOWN | |
| H2O_MINUS | 0.06 | WT% | UNKNOWN | |
| TOTAL | 99.84 | WT% | UNKNOWN |