Sample U 21
NavDat sample number 11949 · DACITE
Sample
| Sample ID | U 21 |
|---|---|
| Alternate ID | 1600 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 19.63 |
|---|---|
| Longitude | -97.14 |
| Location | Cofre de Perote |
| State / province | Puebla |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2 | 1 | 3 | Quaternary |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.5 | WT% | UNKNOWN | |
| TIO2 | 0.77 | WT% | UNKNOWN | |
| AL2O3 | 15.5 | WT% | UNKNOWN | |
| FE2O3 | 1.39 | WT% | UNKNOWN | |
| FEO | 2.11 | WT% | UNKNOWN | |
| MNO | 0.08 | WT% | UNKNOWN | |
| MGO | 0.71 | WT% | UNKNOWN | |
| CAO | 1.67 | WT% | UNKNOWN | |
| NA2O | 3.95 | WT% | UNKNOWN | |
| K2O | 5.56 | WT% | UNKNOWN | |
| P2O5 | 0.17 | WT% | UNKNOWN | |
| H2O_PLUS | 0.6 | WT% | UNKNOWN | |
| CO2 | 0.07 | WT% | UNKNOWN | |
| TOTAL | 100.1 | WT% | UNKNOWN | |
| S | 100.08 | UNKNOWN | ||
| CR | 6 | PPM | UNKNOWN | |
| CO | 7 | PPM | UNKNOWN | |
| NI | 5 | PPM | UNKNOWN | |
| CU | 10 | PPM | UNKNOWN | |
| ZN | 62 | PPM | UNKNOWN | |
| RB | 192 | PPM | UNKNOWN | |
| SR | 168 | PPM | UNKNOWN | |
| Y | 61 | PPM | UNKNOWN | |
| ZR | 631 | PPM | UNKNOWN | |
| NB | 28 | PPM | UNKNOWN | |
| BA | 708 | PPM | UNKNOWN | |
| LA | 70 | PPM | UNKNOWN | |
| CE | 116 | PPM | UNKNOWN | |
| PB | 22 | PPM | UNKNOWN | |
| TH | 28 | PPM | UNKNOWN |