Sample BP-S50
NavDat sample number 30361 · SHONKINITE
Sample
| Sample ID | BP-S50 |
|---|---|
| Rock name | SHONKINITE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | olivine-bearing shonkinite |
Location
| Latitude | 48.3134 |
|---|---|
| Longitude | -109.364 |
| 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 | 55.76 | WT% | XRF | |
| AL2O3 | 13.4 | WT% | XRF | |
| TIO2 | 0.817 | WT% | XRF | |
| FEOT | 8.28 | WT% | XRF | |
| MNO | 0.148 | WT% | XRF | |
| CAO | 7.36 | WT% | XRF | |
| MGO | 5.67 | WT% | XRF | |
| K2O | 5.53 | WT% | XRF | |
| NA2O | 2.45 | WT% | XRF | |
| P2O5 | 0.576 | WT% | XRF | |
| NI | 35 | PPM | XRF | |
| CR | 208 | PPM | XRF | |
| SC | 25 | PPM | XRF | |
| V | 189 | PPM | XRF | |
| BA | 1922 | PPM | XRF | |
| RB | 179 | PPM | XRF | |
| SR | 718 | PPM | XRF | |
| ZR | 1660 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| NB | 13.4 | PPM | XRF | |
| GA | 14 | PPM | XRF | |
| CU | 32 | PPM | XRF | |
| ZN | 94 | PPM | XRF |