Sample 238
NavDat sample number 31748 · TRACHYANDESITE
Sample
| Sample ID | 238 |
|---|---|
| Alternate ID | 2538 |
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | UC Berkeley |
Location
| Latitude | 20.406 |
|---|---|
| Longitude | -104.41 |
| Location | Los Volcanes Jal. |
| State / province | Jalisco |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2 | 1 | 3 | Quaternary |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.2 | WT% | UNKNOWN | |
| TIO2 | 0.77 | WT% | UNKNOWN | |
| AL2O3 | 16.6 | WT% | UNKNOWN | |
| FE2O3T | 5.39 | WT% | UNKNOWN | |
| MNO | 0.08 | WT% | UNKNOWN | |
| MGO | 4.76 | WT% | UNKNOWN | |
| CAO | 6.41 | WT% | UNKNOWN | |
| NA2O | 4.69 | WT% | UNKNOWN | |
| K2O | 2.8 | WT% | UNKNOWN | |
| P2O5 | 0.31 | WT% | UNKNOWN | |
| TOTAL | 99 | WT% | UNKNOWN | |
| NI | 118 | PPM | UNKNOWN | |
| CU | 36 | PPM | UNKNOWN | |
| ZN | 74 | PPM | UNKNOWN | |
| RB | 29 | PPM | UNKNOWN | |
| SR | 1915 | PPM | UNKNOWN | |
| Y | 15 | PPM | UNKNOWN | |
| ZR | 155 | PPM | UNKNOWN | |
| BA | 1109 | PPM | UNKNOWN | |
| LA | 24 | PPM | UNKNOWN | |
| CE | 61 | PPM | UNKNOWN | |
| PB | 13 | PPM | UNKNOWN |