Sample PZ?98
NavDat sample number 12273 · TUFF
Sample
| Sample ID | PZ?98 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | El Ranchito Lava - devit |
Location
| Latitude | 28.4166 |
|---|---|
| Longitude | -104.667 |
| Location | 2km S 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 | 65.89 | WT% | XRF | |
| TIO2 | 0.8 | WT% | XRF | |
| AL2O3 | 16.49 | WT% | XRF | |
| FE2O3 | 0.72 | WT% | XRF | |
| FEO | 3.62 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| MGO | 0.36 | WT% | XRF | |
| CAO | 2.01 | WT% | XRF | |
| NA2O | 4.67 | WT% | XRF | |
| K2O | 5.08 | WT% | XRF | |
| P2O5 | 0.27 | WT% | XRF | |
| LOI | 0.81 | WT% | XRF | |
| TOTAL | 99.25 | WT% | XRF | |
| RB | 114 | PPM | MS-ID | |
| SR | 270 | PPM | MS-ID | |
| Y | 65 | PPM | MS-ID | |
| ZR | 900 | PPM | MS-ID | |
| NB | 39 | PPM | MS-ID | |
| PB | 27 | PPM | MS-ID | |
| TH | 10.2 | PPM | MS-ID |