Sample Am-21
NavDat sample number 39843 · ANDESITE
Sample
| Sample ID | Am-21 |
|---|---|
| Alternate ID | 9 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | UT Austin |
Location
| Latitude | 20.134 |
|---|---|
| Longitude | -100.293 |
| Location | Amealco |
| State / province | Michoacan |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 4 | 3 | 5 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60.83 | WT% | UNKNOWN | |
| TIO2 | 1.05 | WT% | UNKNOWN | |
| AL2O3 | 15.72 | WT% | UNKNOWN | |
| FE2O3 | 2.4 | WT% | UNKNOWN | |
| FEO | 4.53 | WT% | UNKNOWN | |
| MNO | 0.12 | WT% | UNKNOWN | |
| MGO | 1.49 | WT% | UNKNOWN | |
| CAO | 4.24 | WT% | UNKNOWN | |
| NA2O | 5.24 | WT% | UNKNOWN | |
| K2O | 2.83 | WT% | UNKNOWN | |
| P2O5 | 0.37 | WT% | UNKNOWN | |
| H2O_PLUS | 1.55 | WT% | UNKNOWN | |
| H2O_MINUS | 0.15 | WT% | UNKNOWN | |
| TOTAL | 100.51 | WT% | UNKNOWN | |
| S | 100.52 | UNKNOWN | ||
| SUMA_100 | -0.52 | WT% | UNKNOWN |