Sample 1262
NavDat sample number 13117 · ANDESITE
Sample
| Sample ID | 1262 |
|---|---|
| Alternate ID | 499 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 19.2808 |
|---|---|
| Longitude | -101.412 |
| Location | Cerro El Machuparo, Mich. |
| 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 | 57.62 | WT% | UNKNOWN | |
| TIO2 | 1.02 | WT% | UNKNOWN | |
| AL2O3 | 18.05 | WT% | UNKNOWN | |
| FE2O3 | 0.22 | WT% | UNKNOWN | |
| FEO | 5.14 | WT% | UNKNOWN | |
| MNO | 0.07 | WT% | UNKNOWN | |
| MGO | 4.32 | WT% | UNKNOWN | |
| CAO | 6.55 | WT% | UNKNOWN | |
| NA2O | 4.09 | WT% | UNKNOWN | |
| K2O | 1.62 | WT% | UNKNOWN | |
| P2O5 | 0.23 | WT% | UNKNOWN | |
| H2O_PLUS | 0.23 | WT% | UNKNOWN | |
| H2O_MINUS | 0.03 | WT% | UNKNOWN | |
| TOTAL | 99.19 | WT% | UNKNOWN |