Sample 85z12
NavDat sample number 31535
Sample
| Sample ID | 85z12 |
|---|---|
| Rock type | PLUTONIC |
| Material | IGNEOUS |
Location
| Latitude | 45.1633 |
|---|---|
| Longitude | -116.125 |
| Location | Idaho Batholith, western border zone |
| State / province | Idaho |
| Volcanic field | Little Goose Creek complex, eastern porphyritic orthogneiss |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 110 | 105 | 115 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| RB | 79 | PPM | MS-ID | |
| SR | 662 | PPM | MS-ID | |
| SR87_SR86 | 0.70928 | TIMS | ||
| D18O | 10.5 | PERMILL | MS | |
| SIO2 | 71.7 | WT% | XRF | |
| AL2O3 | 15.5 | WT% | XRF | |
| FE2O3T | 1.33 | WT% | XRF | |
| MGO | 0.4 | WT% | XRF | |
| CAO | 2.41 | WT% | XRF | |
| NA2O | 4.09 | WT% | XRF | |
| K2O | 3.28 | WT% | XRF | |
| TIO2 | 0.21 | WT% | XRF | |
| P2O5 | 0.05 | WT% | XRF | |
| MNO | 0.01 | WT% | XRF | |
| NB | 13 | PPM | XRF | |
| ZR | 159 | PPM | XRF | |
| Y | 8 | PPM | XRF | |
| CU | -2 | PPM | XRF | |
| NI | 4 | PPM | XRF | |
| ZN | 51 | PPM | XRF |
References
- Manduca, Cathryn A; Silver, Leon T; Taylor, Hugh P (1992) super 87 Sr/ super 86 Sr and super 18 O/ super 16 O isotopicsystematics and geochemistry of granitoid plutons across asteeply-dipping boundary between contrasting lithospheric blocks inwestern Idaho. Contributions to Mineralogy and Petrology, vol.109, no.3, pp.355-372,1992 doi:10.1007/BF00283324