Sample JH-44
NavDat sample number 16913 · TRACHYTE
Sample
| Sample ID | JH-44 |
|---|---|
| Alternate ID | 2356 |
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 21.43 |
|---|---|
| Longitude | -104.73 |
| Location | Las Navajas |
| State / province | Nayarit |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2 | 1 | 3 | Pleistocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.4 | WT% | UNKNOWN | |
| TIO2 | 0.42 | WT% | UNKNOWN | |
| AL2O3 | 15.2 | WT% | UNKNOWN | |
| FEOT | 6.7 | WT% | UNKNOWN | |
| MNO | 0.15 | WT% | UNKNOWN | |
| CAO | 0.25 | WT% | UNKNOWN | |
| NA2O | 4.9 | WT% | UNKNOWN | |
| K2O | 4.9 | WT% | UNKNOWN | |
| P2O5 | 0.05 | WT% | UNKNOWN | |
| NI | 2 | PPM | UNKNOWN | |
| CU | 12 | PPM | UNKNOWN | |
| ZN | 159 | PPM | UNKNOWN | |
| RB | 81 | PPM | UNKNOWN | |
| SR | 14 | PPM | UNKNOWN | |
| Y | 11 | PPM | UNKNOWN | |
| ZR | 660 | PPM | UNKNOWN | |
| NB | 66 | PPM | UNKNOWN | |
| BA | 47 | PPM | UNKNOWN | |
| SR87_SR86 | 0.70505 | UNKNOWN | ||
| ND143_ND144 | 0.512811 | UNKNOWN |
References
- Verma, Surendra Pal; Nelson, Stephen A (1989) Isotopic and trace element constraints on the origin and evolution of alkaline and calc-alkaline magmas in the northwestern Mexican volcanic belt. Journal of Geophysical Research, B, Solid Earth and Planets. 94; 4, Pages 4531-4544. 1989. doi:10.1029/JB094iB04p04531