Sample BP-S52
NavDat sample number 30363 · SHONKINITE
Sample
| Sample ID | BP-S52 |
|---|---|
| Rock name | SHONKINITE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | plagioclase shonkinite dike |
Location
| Latitude | 48.22 |
|---|---|
| Longitude | -109.538 |
| 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 | 51.44 | WT% | XRF | |
| AL2O3 | 14.08 | WT% | XRF | |
| TIO2 | 0.72 | WT% | XRF | |
| FEOT | 7.56 | WT% | XRF | |
| MNO | 0.133 | WT% | XRF | |
| CAO | 9.53 | WT% | XRF | |
| MGO | 9 | WT% | XRF | |
| K2O | 4.05 | WT% | XRF | |
| NA2O | 2.98 | WT% | XRF | |
| P2O5 | 0.516 | WT% | XRF | |
| NI | 75 | PPM | XRF | |
| CR | 288 | PPM | XRF | |
| SC | 26 | PPM | XRF | |
| V | 179 | PPM | XRF | |
| BA | 1685 | PPM | XRF | |
| RB | 175 | PPM | XRF | |
| SR | 927 | PPM | XRF | |
| ZR | 112 | PPM | XRF | |
| Y | 21 | PPM | XRF | |
| NB | 7.1 | PPM | XRF | |
| GA | 15 | PPM | XRF | |
| CU | 53 | PPM | XRF | |
| ZN | 71 | PPM | XRF |