Sample HSP-48
NavDat sample number 29301 · BASALT
Sample
| Sample ID | HSP-48 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | alkali olivine basalt; porphyritic with large corroded phenos of plag and smaller euhedral phenos of olivine; intersertal groundmass of plag, olivine, glass, opaques, and minor sanidine; location given is for the vent |
Location
| Latitude | 43.521 |
|---|---|
| Longitude | -115.512 |
| Location | Western Snake River Plain |
| State / province | Idaho |
| Volcanic field | Boise River Group 2, Smith Praire basalt, unit 1 |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.26 | 0.1 | 0.42 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 49.2 | WT% | EPMA | |
| TIO2 | 1.85 | WT% | EPMA | |
| AL2O3 | 16.8 | WT% | EPMA | |
| FEOT | 11.65 | WT% | EPMA | |
| MNO | 0.17 | WT% | EPMA | |
| MGO | 7.37 | WT% | EPMA | |
| CAO | 9.49 | WT% | EPMA | |
| NA2O | 2.66 | WT% | EPMA | |
| K2O | 1.46 | WT% | EPMA | |
| P2O5 | 0.4 | WT% | EPMA | |
| TOTAL | 100.98 | WT% | EPMA | |
| NB | 25 | PPM | XRF | |
| ZR | 154 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| SR | 398 | PPM | XRF | |
| RB | 38 | PPM | XRF | |
| NI | 90 | PPM | XRF | |
| CR | 130 | PPM | XRF | |
| V | 219 | PPM | XRF | |
| SC | 25 | PPM | XRF | |
| BA | 491 | PPM | XRF | |
| LA | 18.14 | PPM | INAA | |
| CE | 39.9 | PPM | INAA | |
| ND | 23.4 | PPM | INAA | |
| SM | 4.95 | PPM | INAA | |
| EU | 1.628 | PPM | INAA | |
| TB | 0.699 | PPM | INAA | |
| YB | 2.33 | PPM | INAA | |
| LU | 0.362 | PPM | INAA | |
| HF | 3.69 | PPM | INAA | |
| TA | 1.68 | PPM | INAA | |
| U | 0.46 | PPM | INAA | |
| TH | 1.68 | PPM | INAA | |
| D18O | 5.23 | PERMILL | MS |