Sample 285
NavDat sample number 39318
Sample
| Sample ID | 285 |
|---|---|
| Alternate ID | 2648 |
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | UC Berkeley |
Location
| Latitude | 19.084 |
|---|---|
| Longitude | -99.434 |
| Location | LaLagunilla |
| State / province | Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2 | 1 | 3 | Quaternary |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64.4 | WT% | UNKNOWN | |
| TIO2 | 0.75 | WT% | UNKNOWN | |
| AL2O3 | 16.7 | WT% | UNKNOWN | |
| FEOT | 4.23 | WT% | UNKNOWN | |
| MNO | 0.08 | WT% | UNKNOWN | |
| MGO | 2.63 | WT% | UNKNOWN | |
| CAO | 4.68 | WT% | UNKNOWN | |
| NA2O | 4.04 | WT% | UNKNOWN | |
| K2O | 1.88 | WT% | UNKNOWN | |
| P2O5 | 0.23 | WT% | UNKNOWN | |
| TOTAL | 99.6 | WT% | UNKNOWN | |
| S | 99.62 | UNKNOWN | ||
| SUMA_100 | 0.38 | WT% | UNKNOWN | |
| NI | 32 | PPM | UNKNOWN | |
| CU | 14 | PPM | UNKNOWN | |
| ZN | 75 | PPM | UNKNOWN | |
| GA | 20 | PPM | UNKNOWN | |
| RB | 48 | PPM | UNKNOWN | |
| SR | 492 | PPM | UNKNOWN | |
| Y | 20 | PPM | UNKNOWN | |
| ZR | 194 | PPM | UNKNOWN | |
| NB | 6 | PPM | UNKNOWN | |
| BA | 588 | PPM | UNKNOWN | |
| LA | 24 | PPM | UNKNOWN | |
| CE | 45 | PPM | UNKNOWN | |
| PB | 11 | PPM | UNKNOWN |
References
- Wallace, Paul J; Carmichael, Ian S E (1999) Quaternary volcanism near the Valley of Mexico; implications or subduction zone magmatism and the effects of crustal thickness variations on primitive magma compositions. Contributions to Mineralogy and Petrology. 135; 4, Pages 291-314. 1999. doi:10.1007/s004100050513