Sample EC-4
NavDat sample number 16372 · ANDESITE
Sample
| Sample ID | EC-4 |
|---|---|
| Alternate ID | 221 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 17.358 |
|---|---|
| Longitude | -93.288 |
| Location | El Chichon |
| State / province | Chiapas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2 | 1 | 3 | Quaternary |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60.35 | WT% | UNKNOWN | |
| TIO2 | 0.62 | WT% | UNKNOWN | |
| AL2O3 | 17.89 | WT% | UNKNOWN | |
| FE2O3T | 5.44 | WT% | UNKNOWN | |
| MNO | 0.17 | WT% | UNKNOWN | |
| MGO | 1.35 | WT% | UNKNOWN | |
| CAO | 6.71 | WT% | UNKNOWN | |
| NA2O | 4.05 | WT% | UNKNOWN | |
| K2O | 3.04 | WT% | UNKNOWN | |
| P2O5 | 0.38 | WT% | UNKNOWN | |
| TOTAL | 100 | WT% | UNKNOWN | |
| SC | 10 | PPM | UNKNOWN | |
| V | 99 | PPM | UNKNOWN | |
| CR | 30 | PPM | UNKNOWN | |
| ZN | 57 | PPM | UNKNOWN | |
| RB | 83 | PPM | UNKNOWN | |
| SR | 966 | PPM | UNKNOWN | |
| Y | 22 | PPM | UNKNOWN | |
| ZR | 191 | PPM | UNKNOWN | |
| LA | 31 | PPM | UNKNOWN | |
| CE | 66 | PPM | UNKNOWN |