Sample 87/3-1
NavDat sample number 41063 · DIORITE
Sample
| Sample ID | 87/3-1 |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 30 |
|---|---|
| Longitude | -107.33 |
| Location | San Buenaventura |
| State / province | Chihuahua |
| Country | MEXICO |
| Location comment | W Chihuahua |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33 | 29.7 | 36.3 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.3 | WT% | XRF | |
| TIO2 | 1.05 | WT% | XRF | |
| AL2O3 | 18.9 | WT% | XRF | |
| FEO | 6.3 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| MGO | 1.64 | WT% | XRF | |
| CAO | 6.14 | WT% | XRF | |
| NA2O | 4 | WT% | XRF | |
| K2O | 2.5 | WT% | XRF | |
| P2O5 | 0.43 | WT% | XRF | |
| RB | 104 | PPM | XRF | |
| SR | 707 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| ZR | 227 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| CO | 22 | PPM | XRF | |
| LA | 32.6 | PPM | INAA | |
| CE | 78.9 | PPM | INAA | |
| ND | 26 | PPM | INAA | |
| SM | 7 | PPM | INAA | |
| EU | 2.18 | PPM | INAA | |
| TB | 1.02 | PPM | INAA | |
| DY | 3.47 | PPM | INAA | |
| YB | 2.29 | PPM | INAA | |
| LU | 0.31 | PPM | INAA | |
| SC | 10.5 | PPM | INAA | |
| CS | 2.79 | PPM | INAA | |
| HF | 5.8 | PPM | INAA | |
| BA | 1180 | PPM | INAA | |
| TH | 11 | PPM | INAA | |
| U | 2.72 | PPM | INAA | |
| PB | 14.1 | PPM | MS | |
| SR87_SR86 | 0.706243 | MS | ||
| SR87_SR86 | 0.70624 | MS | ||
| ND143_ND144 | 0.512482 | MS | ||
| ND143_ND144_INITIAL | 0.512447 | MS | ||
| PB206_PB204 | 18.7 | MS | ||
| PB207_PB204 | 15.577 | MS | ||
| PB208_PB204 | 38.632 | MS |
References
- Albrecht, Achim; Goldstein, Steven L (2000) Effects of basement composition and age on silicic magmas across an accreted terrane-Precambrian crust boundary, Sierra Madre Occidental, Mexico. Journal of South American Earth Sciences, vol.13, no.3, pp.255-273, Jul 2000 doi:10.1016/S0895-9811(00)00014-6