Sample BP-S12
NavDat sample number 30340 · SYENITE
Sample
| Sample ID | BP-S12 |
|---|---|
| Rock name | SYENITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | trachytoidal mafic syenite |
Location
| Latitude | 48.1734 |
|---|---|
| Longitude | -109.728 |
| Location | Bearpaw Mountains |
| State / province | Montana |
| Volcanic field | Bearpaw Mountains igneous complex, Montana Alkalic Province |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 48 | 42 | 54 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.24 | WT% | XRF | |
| AL2O3 | 16.59 | WT% | XRF | |
| TIO2 | 0.572 | WT% | XRF | |
| FEOT | 6.49 | WT% | XRF | |
| MNO | 0.121 | WT% | XRF | |
| CAO | 4.03 | WT% | XRF | |
| MGO | 2.24 | WT% | XRF | |
| K2O | 7.93 | WT% | XRF | |
| NA2O | 4.37 | WT% | XRF | |
| P2O5 | 0.423 | WT% | XRF | |
| NI | 14 | PPM | XRF | |
| CR | 4 | PPM | XRF | |
| SC | 11 | PPM | XRF | |
| V | 155 | PPM | XRF | |
| BA | 4029 | PPM | XRF | |
| RB | 193 | PPM | XRF | |
| SR | 1834 | PPM | XRF | |
| ZR | 187 | PPM | XRF | |
| Y | 21 | PPM | XRF | |
| NB | 11.9 | PPM | XRF | |
| GA | 15 | PPM | XRF | |
| CU | 36 | PPM | XRF | |
| ZN | 76 | PPM | XRF | |
| LA | 34.6 | PPM | XRF | |
| CE | 66.52 | PPM | XRF | |
| PR | 7.1 | PPM | XRF | |
| ND | 30.71 | PPM | XRF | |
| SM | 6.48 | PPM | XRF | |
| EU | 1.82 | PPM | XRF | |
| GD | 7.77 | PPM | XRF | |
| DY | 9.5 | PPM | XRF | |
| HO | 2.16 | PPM | XRF | |
| ER | 6.74 | PPM | XRF | |
| YB | 6.51 | PPM | XRF | |
| LU | 0.85 | PPM | XRF |