Sample SA?102
NavDat sample number 12270 · TUFF
Sample
| Sample ID | SA?102 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | El Matadero tuff |
Location
| Latitude | 29 |
|---|---|
| Longitude | -103.833 |
| Location | 200m NW of R. El Tinajon |
| State / province | Chihuahua |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33.5 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 71.93 | WT% | XRF | |
| TIO2 | 0.39 | WT% | XRF | |
| AL2O3 | 14.4 | WT% | XRF | |
| FE2O3 | 0.17 | WT% | XRF | |
| FEO | 1.45 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | 0.29 | WT% | XRF | |
| CAO | 0.86 | WT% | XRF | |
| NA2O | 3.94 | WT% | XRF | |
| K2O | 6.46 | WT% | XRF | |
| P2O5 | 0.06 | WT% | XRF | |
| LOI | 1.52 | WT% | XRF | |
| TOTAL | 99.79 | WT% | XRF | |
| V | 10 | PPM | MS-ID | |
| CR | 4.9 | PPM | MS-ID | |
| NI | 3 | PPM | MS-ID | |
| RB | 215 | PPM | MS-ID | |
| SR | 43 | PPM | MS-ID | |
| Y | 61 | PPM | MS-ID | |
| ZR | 454 | PPM | MS-ID | |
| NB | 41 | PPM | MS-ID | |
| BA | 790 | PPM | MS-ID | |
| LA | 65 | PPM | MS-ID | |
| CE | 136 | PPM | MS-ID | |
| ND | 59 | PPM | MS-ID | |
| PB | 32 | PPM | MS-ID | |
| TH | 19.6 | PPM | MS-ID |