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Sample CON-142
NavDat sample number 122484 · DACITE
Sample
| Sample ID | CON-142 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | no trace element data |
|---|
Location
| Latitude | 17.4943 |
|---|
| Longitude | -97.7481 |
|---|
| Location | West Oaxaca |
|---|
| State / province | Oaxaca |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 32 |
|
23.5 |
40.5 |
|
|
Analyses
MINERAL SEPARATE
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 65.66 | | WT% | ICP |
| AL2O3 | 16.33 | | WT% | ICP |
| FE2O3 | 4.06 | | WT% | ICP |
| MNO | 0.05 | | WT% | ICP |
| MGO | 1.84 | | WT% | ICP |
| CAO | 4.34 | | WT% | ICP |
| NA2O | 3.79 | | WT% | ICP |
| K2O | 1.82 | | WT% | ICP |
| TIO2 | 0.63 | | WT% | ICP |
| P2O5 | 0.13 | | WT% | ICP |
| TOTAL | 101.83 | | WT% | ICP |
References
- Martiny, B; Martinez-Serrano, Raymundo G; Moran-Zenteno, Dante J; Macias-Romo, Consuelo; Ayuso, Robert A (2000) Stratigraphy, geochemistry and tectonic significance of the Oligocene magmatic rocks of western Oaxaca, southern Mexico. Tectonophysics, vol.318, no.1-4, pp.71-98, Mar 2000
