Sample BP-S70
NavDat sample number 30379 · SYENITE
Sample
| Sample ID | BP-S70 |
|---|---|
| Rock name | SYENITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | trachyte |
Location
| Latitude | 48.1538 |
|---|---|
| Longitude | -109.673 |
| 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 | 57.12 | WT% | XRF | |
| AL2O3 | 14.94 | WT% | XRF | |
| TIO2 | 0.518 | WT% | XRF | |
| FEOT | 6.43 | WT% | XRF | |
| MNO | 0.119 | WT% | XRF | |
| CAO | 5.27 | WT% | XRF | |
| MGO | 5.61 | WT% | XRF | |
| K2O | 5.79 | WT% | XRF | |
| NA2O | 3.77 | WT% | XRF | |
| P2O5 | 0.441 | WT% | XRF | |
| NI | 151 | PPM | XRF | |
| CR | 243 | PPM | XRF | |
| SC | 16 | PPM | XRF | |
| V | 143 | PPM | XRF | |
| BA | 3483 | PPM | XRF | |
| RB | 172 | PPM | XRF | |
| SR | 645 | PPM | XRF | |
| ZR | 193 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| NB | 13.5 | PPM | XRF | |
| GA | 14 | PPM | XRF | |
| CU | 13 | PPM | XRF | |
| ZN | 86 | PPM | XRF | |
| PB | 44 | PPM | XRF | |
| LA | 40 | PPM | XRF | |
| CE | 53 | PPM | XRF | |
| TH | 16 | PPM | XRF |