Sample 1220
NavDat sample number 13110 · ANDESITE
Sample
| Sample ID | 1220 |
|---|---|
| Alternate ID | 492 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 19.2792 |
|---|---|
| Longitude | -101.895 |
| Location | Cerro La Cantera, 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 | 59.93 | WT% | UNKNOWN | |
| TIO2 | 0.85 | WT% | UNKNOWN | |
| AL2O3 | 17.6 | WT% | UNKNOWN | |
| FE2O3 | 1.47 | WT% | UNKNOWN | |
| FEO | 2.64 | WT% | UNKNOWN | |
| MNO | 0.06 | WT% | UNKNOWN | |
| MGO | 3.43 | WT% | UNKNOWN | |
| CAO | 5.65 | WT% | UNKNOWN | |
| NA2O | 4.08 | WT% | UNKNOWN | |
| K2O | 1.7 | WT% | UNKNOWN | |
| P2O5 | 0.23 | WT% | UNKNOWN | |
| H2O_PLUS | 0.96 | WT% | UNKNOWN | |
| H2O_MINUS | 0.65 | WT% | UNKNOWN | |
| TOTAL | 99.25 | WT% | UNKNOWN |