Sample PZ-31
NavDat sample number 12246 · ANDESITE
Sample
| Sample ID | PZ-31 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | andesite- vit |
Location
| Latitude | 28.6668 |
|---|---|
| Longitude | -104.167 |
| Location | 3.5km SW of Aguja Escobillas |
| State / province | Chihuahua |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 29.5 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.73 | WT% | XRF | |
| TIO2 | 1.07 | WT% | XRF | |
| AL2O3 | 16.41 | WT% | XRF | |
| FE2O3 | 0.81 | WT% | XRF | |
| FEO | 4.07 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 1.45 | WT% | XRF | |
| CAO | 3.18 | WT% | XRF | |
| NA2O | 4.49 | WT% | XRF | |
| K2O | 4.31 | WT% | XRF | |
| P2O5 | 0.34 | WT% | XRF | |
| LOI | 1.13 | WT% | XRF | |
| TOTAL | 99.12 | WT% | XRF | |
| V | 28 | PPM | MS-ID | |
| CR | 3 | PPM | MS-ID | |
| NI | 3 | PPM | MS-ID | |
| RB | 126 | PPM | MS-ID | |
| SR | 456 | PPM | MS-ID | |
| Y | 52 | PPM | MS-ID | |
| ZR | 538 | PPM | MS-ID | |
| NB | 43 | PPM | MS-ID | |
| BA | 1290 | PPM | MS-ID | |
| LA | 65 | PPM | MS-ID | |
| CE | 130 | PPM | MS-ID | |
| ND | 61 | PPM | MS-ID | |
| PB | 23 | PPM | MS-ID | |
| TH | 11.9 | PPM | MS-ID |