Sample PZ?127
NavDat sample number 12274 · TUFF
Sample
| Sample ID | PZ?127 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | El Ranchito Tuff - devit |
Location
| Latitude | 28.4166 |
|---|---|
| Longitude | -104.667 |
| Location | 3km NW of Cerro Escobillas |
| 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 | 66.64 | WT% | XRF | |
| TIO2 | 0.62 | WT% | XRF | |
| AL2O3 | 15.82 | WT% | XRF | |
| FE2O3 | 0.62 | WT% | XRF | |
| FEO | 3.12 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 0.74 | WT% | XRF | |
| CAO | 2.51 | WT% | XRF | |
| NA2O | 4.07 | WT% | XRF | |
| K2O | 5.56 | WT% | XRF | |
| P2O5 | 0.17 | WT% | XRF | |
| LOI | 1.03 | WT% | XRF | |
| TOTAL | 101 | WT% | XRF | |
| RB | 137 | PPM | MS-ID | |
| SR | 182 | PPM | MS-ID | |
| Y | 56 | PPM | MS-ID | |
| ZR | 866 | PPM | MS-ID | |
| NB | 39 | PPM | MS-ID | |
| PB | 21 | PPM | MS-ID | |
| TH | 10.7 | PPM | MS-ID |