Sample 274
NavDat sample number 39311
Sample
| Sample ID | 274 |
|---|---|
| Alternate ID | 2641 |
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | UC Berkeley |
Location
| Latitude | 18.867 |
|---|---|
| Longitude | -100.117 |
| Location | Mesa Grande |
| 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 | 60.2 | WT% | UNKNOWN | |
| TIO2 | 0.75 | WT% | UNKNOWN | |
| AL2O3 | 15.5 | WT% | UNKNOWN | |
| FEOT | 4.75 | WT% | UNKNOWN | |
| MNO | 0.08 | WT% | UNKNOWN | |
| MGO | 5.6 | WT% | UNKNOWN | |
| CAO | 5.82 | WT% | UNKNOWN | |
| NA2O | 4.56 | WT% | UNKNOWN | |
| K2O | 2.04 | WT% | UNKNOWN | |
| P2O5 | 0.21 | WT% | UNKNOWN | |
| TOTAL | 99.5 | WT% | UNKNOWN | |
| S | 99.51 | UNKNOWN | ||
| SUMA_100 | 0.49 | WT% | UNKNOWN | |
| NI | 138 | PPM | UNKNOWN | |
| CU | 31 | PPM | UNKNOWN | |
| ZN | 67 | PPM | UNKNOWN | |
| GA | 21 | PPM | UNKNOWN | |
| RB | 30 | PPM | UNKNOWN | |
| SR | 923 | PPM | UNKNOWN | |
| Y | 17 | PPM | UNKNOWN | |
| ZR | 146 | PPM | UNKNOWN | |
| NB | 5 | PPM | UNKNOWN | |
| BA | 486 | PPM | UNKNOWN | |
| LA | 24 | PPM | UNKNOWN | |
| CE | 50 | PPM | UNKNOWN | |
| PB | 9 | 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