Sample 40
NavDat sample number 10878 · ANDESITE
Sample
| Sample ID | 40 |
|---|---|
| Alternate ID | 2294 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 17.41 |
|---|---|
| Longitude | -93.2 |
| Location | El Chichon |
| State / province | Chiapas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2 | 1 | 3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60.4 | WT% | XRF | |
| TIO2 | 0.5 | WT% | XRF | |
| AL2O3 | 16.8 | WT% | XRF | |
| FE2O3T | 3.4 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| MGO | 1.4 | WT% | XRF | |
| CAO | 6.2 | WT% | XRF | |
| NA2O | 4.6 | WT% | XRF | |
| K2O | 3.6 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| V | 89 | PPM | XRF | |
| CU | 124 | PPM | XRF | |
| ZN | 64 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| RB | 129 | PPM | XRF | |
| SR | 870 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 179 | PPM | XRF | |
| CS | 6 | PPM | XRF | |
| BA | 437 | PPM | XRF | |
| LA | 36 | PPM | XRF | |
| CE | 64 | PPM | XRF | |
| PB | 22 | PPM | XRF | |
| TH | 13 | PPM | XRF |