Sample ECD-4
NavDat sample number 16378 · ANDESITE
Sample
| Sample ID | ECD-4 |
|---|---|
| Alternate ID | 227 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 17.387 |
|---|---|
| Longitude | -93.295 |
| 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 | 58.88 | WT% | UNKNOWN | |
| TIO2 | 0.62 | WT% | UNKNOWN | |
| AL2O3 | 18.52 | WT% | UNKNOWN | |
| FE2O3T | 5.68 | WT% | UNKNOWN | |
| MNO | 0.18 | WT% | UNKNOWN | |
| MGO | 1.41 | WT% | UNKNOWN | |
| CAO | 7.21 | WT% | UNKNOWN | |
| NA2O | 4.11 | WT% | UNKNOWN | |
| K2O | 2.89 | WT% | UNKNOWN | |
| P2O5 | 0.41 | WT% | UNKNOWN | |
| TOTAL | 99.91 | WT% | UNKNOWN | |
| SC | 11 | PPM | UNKNOWN | |
| V | 106 | PPM | UNKNOWN | |
| CR | 32 | PPM | UNKNOWN | |
| ZN | 64 | PPM | UNKNOWN | |
| RB | 81 | PPM | UNKNOWN | |
| SR | 1029 | PPM | UNKNOWN | |
| Y | 21 | PPM | UNKNOWN | |
| ZR | 198 | PPM | UNKNOWN | |
| LA | 25 | PPM | UNKNOWN | |
| CE | 65 | PPM | UNKNOWN |