Sample SSP-58
NavDat sample number 29297 · BASALT
Sample
| Sample ID | SSP-58 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | alkali olivine basalt; phenos of olivine and plag in fine-grained, intergranular groundmass of plag, olivine, and pyroxene; plag phenos are commonly corroded; location given is for vent |
Location
| Latitude | 43.565 |
|---|---|
| Longitude | -115.589 |
| Location | Western Snake River Plain |
| State / province | Idaho |
| Volcanic field | Boise River Group 2, Lava Creek basalt |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.35 | 0.2 | 0.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 49.2 | WT% | EPMA | |
| TIO2 | 1.97 | WT% | EPMA | |
| AL2O3 | 17.1 | WT% | EPMA | |
| FEOT | 11.42 | WT% | EPMA | |
| MNO | 0.18 | WT% | EPMA | |
| MGO | 6.02 | WT% | EPMA | |
| CAO | 8.15 | WT% | EPMA | |
| NA2O | 3.18 | WT% | EPMA | |
| K2O | 2.21 | WT% | EPMA | |
| P2O5 | 0.41 | WT% | EPMA | |
| TOTAL | 99.86 | WT% | EPMA | |
| NB | 34 | PPM | XRF | |
| ZR | 169 | PPM | XRF | |
| Y | 44 | PPM | XRF | |
| SR | 453 | PPM | XRF | |
| RB | 46 | PPM | XRF | |
| NI | 59 | PPM | XRF | |
| CR | 62 | PPM | XRF | |
| V | 187 | PPM | XRF | |
| SC | 24 | PPM | XRF | |
| BA | 788 | PPM | XRF | |
| LA | 19.72 | PPM | INAA | |
| CE | 43.2 | PPM | INAA | |
| ND | 24.3 | PPM | INAA | |
| SM | 5.24 | PPM | INAA | |
| EU | 1.776 | PPM | INAA | |
| TB | 0.75 | PPM | INAA | |
| YB | 2.48 | PPM | INAA | |
| LU | 0.367 | PPM | INAA | |
| HF | 4.16 | PPM | INAA | |
| TA | 1.93 | PPM | INAA | |
| U | 0.47 | PPM | INAA | |
| TH | 1.59 | PPM | INAA |