Sample 23
NavDat sample number 10876 · ANDESITE
Sample
| Sample ID | 23 |
|---|---|
| Alternate ID | 2292 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 17.36 |
|---|---|
| Longitude | -93.23 |
| 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 | 55 | WT% | XRF | |
| TIO2 | 0.7 | WT% | XRF | |
| AL2O3 | 18.3 | WT% | XRF | |
| FE2O3T | 6.1 | WT% | XRF | |
| MNO | 0.2 | WT% | XRF | |
| MGO | 2.5 | WT% | XRF | |
| CAO | 8.6 | WT% | XRF | |
| NA2O | 4.2 | WT% | XRF | |
| K2O | 2.4 | WT% | XRF | |
| P2O5 | 0.4 | WT% | XRF | |
| SC | 12.5 | PPM | INAA | |
| V | 148 | PPM | XRF | |
| CO | 14.9 | PPM | INAA | |
| CU | 75 | PPM | XRF | |
| ZN | 74 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| RB | 66 | PPM | XRF | |
| SR | 1171 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 115 | PPM | XRF | |
| SB | 0.4 | PPM | INAA | |
| CS | 3 | PPM | XRF | |
| BA | 645 | PPM | XRF | |
| LA | 19 | PPM | XRF | |
| CE | 61 | PPM | XRF | |
| ND | 15 | PPM | INAA | |
| SM | 5.9 | PPM | INAA | |
| EU | 1.8 | PPM | INAA | |
| TB | 1.8 | PPM | INAA | |
| YB | 1.1 | PPM | INAA | |
| LU | 0.4 | PPM | INAA | |
| HF | 3.2 | PPM | INAA | |
| PB | 18 | PPM | XRF | |
| TH | 5 | PPM | XRF |