Sample JH-3A
NavDat sample number 16912 · TRACHYTE
Sample
| Sample ID | JH-3A |
|---|---|
| Alternate ID | 2355 |
| 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 | 64 | WT% | UNKNOWN | |
| TIO2 | 0.48 | WT% | UNKNOWN | |
| AL2O3 | 15.2 | WT% | UNKNOWN | |
| FEOT | 7.6 | WT% | UNKNOWN | |
| MNO | 0.18 | WT% | UNKNOWN | |
| CAO | 2.02 | WT% | UNKNOWN | |
| NA2O | 5.2 | WT% | UNKNOWN | |
| K2O | 5.14 | WT% | UNKNOWN | |
| P2O5 | 0.11 | WT% | UNKNOWN | |
| NI | 9 | PPM | UNKNOWN | |
| CU | 16 | PPM | UNKNOWN | |
| ZN | 186 | PPM | UNKNOWN | |
| RB | 46 | PPM | UNKNOWN | |
| SR | 30 | PPM | UNKNOWN | |
| Y | 142 | PPM | UNKNOWN | |
| ZR | 501 | PPM | UNKNOWN | |
| NB | 33 | PPM | UNKNOWN | |
| BA | 1873 | PPM | UNKNOWN | |
| SR87_SR86 | 0.704424 | UNKNOWN | ||
| ND143_ND144 | 0.512816 | 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