Sample s_B7
NavDat sample number 3374 · BASALT
Sample
| Sample ID | s_B7 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 45 |
|---|---|
| Longitude | -120.23 |
| Location | COLUMBIA RIVER BASALT PROVINCE / COLUMBIA PLATEAU / PICTURE GORGE BASALT |
| State / province | WASHINGTON |
| Location comment | BUTTE CREEK |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 13.8 | 11.2 | 16.4 | MIDDLE MIOCENE |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 51.56 | WT% | XRF | |
| TIO2 | 1.77 | WT% | XRF | |
| AL2O3 | 13.76 | WT% | XRF | |
| FE2O3T | 14.24 | WT% | INAA | |
| CAO | 9.22 | WT% | XRF | |
| MGO | 5.06 | WT% | XRF | |
| MNO | 0.25 | WT% | XRF | |
| K2O | 0.92 | WT% | XRF | |
| NA2O | 2.75 | WT% | INAA | |
| P2O5 | 0.29 | WT% | XRF | |
| LOI | 0.86 | WT% | IGN | |
| LA | 10.3 | PPM | INAA | |
| SM | 4.7 | PPM | INAA | |
| SC | 45 | PPM | INAA | |
| CR | 37 | PPM | INAA | |
| CO | 39 | PPM | INAA | |
| NI | 30 | PPM | XRF | |
| RB | 16 | PPM | XRF | |
| SR | 234 | PPM | XRF | |
| BA | 390 | PPM | INAA | |
| TH | 1.3 | PPM | INAA |