Sample SSP-76
NavDat sample number 29295 · BASALT
Sample
| Sample ID | SSP-76 |
|---|---|
| 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 | 49.1 | WT% | EPMA | |
| TIO2 | 1.99 | WT% | EPMA | |
| AL2O3 | 16.7 | WT% | EPMA | |
| FEOT | 11.41 | WT% | EPMA | |
| MNO | 0.18 | WT% | EPMA | |
| MGO | 5.98 | WT% | EPMA | |
| CAO | 8.24 | WT% | EPMA | |
| NA2O | 3.21 | WT% | EPMA | |
| K2O | 2.14 | WT% | EPMA | |
| P2O5 | 0.43 | WT% | EPMA | |
| TOTAL | 99.4 | WT% | EPMA | |
| NB | 36 | PPM | XRF | |
| ZR | 177 | PPM | XRF | |
| Y | 18 | PPM | XRF | |
| SR | 435 | PPM | XRF | |
| RB | 57 | PPM | XRF | |
| NI | 43 | PPM | XRF | |
| CR | 65 | PPM | XRF | |
| V | 191 | PPM | XRF | |
| SC | 13 | PPM | XRF | |
| BA | 751 | PPM | XRF | |
| LA | 19.21 | PPM | INAA | |
| CE | 41.9 | PPM | INAA | |
| ND | 21 | PPM | INAA | |
| SM | 5.05 | PPM | INAA | |
| EU | 1.73 | PPM | INAA | |
| TB | 0.708 | PPM | INAA | |
| YB | 2.36 | PPM | INAA | |
| LU | 0.351 | PPM | INAA | |
| HF | 3.84 | PPM | INAA | |
| TA | 1.91 | PPM | INAA | |
| U | 0.57 | PPM | INAA | |
| TH | 1.58 | PPM | INAA |