Sample 2
NavDat sample number 18230 · KIMBERLITE
Sample
| Sample ID | 2 |
|---|---|
| Rock name | KIMBERLITE |
| Rock type | VOLCANIC |
| Composition | EXOTIC |
| Material | IGNEOUS |
| Comment | Large rounded olivine and small euhedral-to-rounded olivines Fo80-92 in part xenocrystic in groundmass of phlogopite, serpentine, calcite, spinel, apatite, and perovskite; some late stage andraditic-schorlomitic garnet present |
Location
| Latitude | 47.8508 |
|---|---|
| Longitude | -108.691 |
| Location | Missouri River Breaks |
| State / province | Montana |
| Volcanic field | Williams 1 diatreme |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 48 | 46 | 51 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 33.8 | WT% | SP-PH | |
| TIO2 | 1.8 | WT% | SP-PH | |
| AL2O3 | 4.4 | WT% | SP-PH | |
| FE2O3 | 7.1 | WT% | SP-PH | |
| FEO | 4 | WT% | SP-PH | |
| MNO | 0.21 | WT% | SP-PH | |
| MGO | 23.4 | WT% | SP-PH | |
| CAO | 10.2 | WT% | SP-PH | |
| NA2O | 0.14 | WT% | SP-PH | |
| K2O | 2.8 | WT% | SP-PH | |
| P2O5 | 1 | WT% | SP-PH | |
| H2O_PLUS | 5.4 | WT% | SP-PH | |
| H2O_MINUS | 1 | WT% | SP-PH | |
| TOTAL | 99.2 | WT% | SP-PH | |
| NI | 960 | PPM | NAA | |
| CR | 1000 | PPM | NAA | |
| CO | 85.2 | PPM | NAA | |
| ZN | 99 | PPM | NAA | |
| SC | 19.6 | PPM | NAA | |
| CS | 3.5 | PPM | NAA | |
| BA | 3220 | PPM | NAA | |
| RB | 126 | PPM | NAA | |
| SR | 1200 | PPM | NAA | |
| ZR | 160 | PPM | NAA | |
| HF | 3.8 | PPM | NAA | |
| NB | 170 | PPM | NAA | |
| TA | 11.6 | PPM | NAA | |
| TH | 19.7 | PPM | NAA | |
| LA | 124 | PPM | NAA | |
| CE | 208 | PPM | NAA | |
| ND | 86 | PPM | NAA | |
| SM | 13.4 | PPM | NAA | |
| EU | 3.19 | PPM | NAA | |
| GD | 8.5 | PPM | NAA | |
| TB | 1.19 | PPM | NAA | |
| YB | 1.3 | PPM | NAA | |
| LU | 0.2 | PPM | NAA | |
| CL | 0.0035 | WT% | NAA |