Sample BP-S39
NavDat sample number 30353 · SHONKINITE
Sample
| Sample ID | BP-S39 |
|---|---|
| Rock name | SHONKINITE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | olivine-analcime shonkinite |
Location
| Latitude | 48.0895 |
|---|---|
| Longitude | -109.596 |
| 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 | 52.11 | WT% | XRF | |
| AL2O3 | 12.3 | WT% | XRF | |
| TIO2 | 0.595 | WT% | XRF | |
| FEOT | 7.95 | WT% | XRF | |
| MNO | 0.149 | WT% | XRF | |
| CAO | 8.1 | WT% | XRF | |
| MGO | 11.06 | WT% | XRF | |
| K2O | 4.62 | WT% | XRF | |
| NA2O | 2.55 | WT% | XRF | |
| P2O5 | 0.567 | WT% | XRF | |
| NI | 240 | PPM | XRF | |
| CR | 538 | PPM | XRF | |
| SC | 27 | PPM | XRF | |
| V | 171 | PPM | XRF | |
| BA | 1988 | PPM | XRF | |
| RB | 127 | PPM | XRF | |
| SR | 824 | PPM | XRF | |
| ZR | 108 | PPM | XRF | |
| Y | 18 | PPM | XRF | |
| NB | 7.8 | PPM | XRF | |
| GA | 12 | PPM | XRF | |
| CU | 63 | PPM | XRF | |
| ZN | 72 | PPM | XRF | |
| LA | 22.5 | PPM | XRF | |
| CE | 46.97 | PPM | XRF | |
| PR | 5.45 | PPM | XRF | |
| ND | 24.82 | PPM | XRF | |
| SM | 5.42 | PPM | XRF | |
| EU | 1.51 | PPM | XRF | |
| GD | 5.93 | PPM | XRF | |
| DY | 5.58 | PPM | XRF | |
| HO | 1.24 | PPM | XRF | |
| ER | 3.65 | PPM | XRF | |
| YB | 3.57 | PPM | XRF | |
| LU | 0.47 | PPM | XRF |