Sample PZ?131
NavDat sample number 12278 · DACITE
Sample
| Sample ID | PZ?131 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | El Ranchito Porphyry-holocrystalline |
Location
| Latitude | 28.4166 |
|---|---|
| Longitude | -104.667 |
| Location | 1km N of R. El Pajarito |
| State / province | Chihuahua |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33.7 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.7 | WT% | XRF | |
| TIO2 | 0.54 | WT% | XRF | |
| AL2O3 | 15.95 | WT% | XRF | |
| FE2O3 | 0.58 | WT% | XRF | |
| FEO | 2.92 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 0.33 | WT% | XRF | |
| CAO | 1.42 | WT% | XRF | |
| NA2O | 4.45 | WT% | XRF | |
| K2O | 5.86 | WT% | XRF | |
| P2O5 | 0.14 | WT% | XRF | |
| LOI | 1.04 | WT% | XRF | |
| TOTAL | 100.26 | WT% | XRF | |
| V | 11.6 | PPM | MS-ID | |
| CR | 4.2 | PPM | MS-ID | |
| RB | 147 | PPM | MS-ID | |
| SR | 150 | PPM | MS-ID | |
| Y | 60 | PPM | MS-ID | |
| ZR | 692 | PPM | MS-ID | |
| NB | 36 | PPM | MS-ID | |
| BA | 913 | PPM | MS-ID | |
| LA | 70 | PPM | MS-ID | |
| CE | 141 | PPM | MS-ID | |
| ND | 65 | PPM | MS-ID | |
| PB | 37 | PPM | MS-ID | |
| TH | 11.3 | PPM | MS-ID |