Sample BP-S57
NavDat sample number 30368 · SHONKINITE
Sample
| Sample ID | BP-S57 |
|---|---|
| Rock name | SHONKINITE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | olivine shonkinite sill |
Location
| Latitude | 48.208 |
|---|---|
| Longitude | -109.536 |
| 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 | 51.61 | WT% | XRF | |
| AL2O3 | 9.95 | WT% | XRF | |
| TIO2 | 0.662 | WT% | XRF | |
| FEOT | 8.22 | WT% | XRF | |
| MNO | 0.161 | WT% | XRF | |
| CAO | 7.3 | WT% | XRF | |
| MGO | 14.88 | WT% | XRF | |
| K2O | 4.46 | WT% | XRF | |
| NA2O | 2.19 | WT% | XRF | |
| P2O5 | 0.577 | WT% | XRF | |
| NI | 436 | PPM | XRF | |
| CR | 826 | PPM | XRF | |
| SC | 25 | PPM | XRF | |
| V | 155 | PPM | XRF | |
| BA | 1882 | PPM | XRF | |
| RB | 155 | PPM | XRF | |
| SR | 624 | PPM | XRF | |
| ZR | 124 | PPM | XRF | |
| Y | 19 | PPM | XRF | |
| NB | 9 | PPM | XRF | |
| GA | 13 | PPM | XRF | |
| CU | 61 | PPM | XRF | |
| ZN | 78 | PPM | XRF |