Sample s_PD-8A
NavDat sample number 3475 · BASALT
Sample
| Sample ID | s_PD-8A |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | COLUMNAR JOINTS |
Location
| Latitude | 44.51 |
|---|---|
| Longitude | -120.84 |
| Location | COLUMBIA RIVER BASALT PROVINCE / COLUMBIA PLATEAU / PRINEVILLE BASALT |
| State / province | OREGON |
| Location comment | PRINEVILLE DAM SECTION, CENTRAL OREGON |
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 | 50.91 | WT% | XRF | |
| TIO2 | 2.66 | WT% | XRF | |
| AL2O3 | 13.64 | WT% | XRF | |
| FE2O3T | 13.61 | WT% | XRF | |
| CAO | 7.99 | WT% | XRF | |
| MGO | 4.46 | WT% | XRF | |
| MNO | 0.24 | WT% | XRF | |
| K2O | 2 | WT% | XRF | |
| NA2O | 3.36 | WT% | XRF | |
| P2O5 | 1.34 | WT% | XRF | |
| LOI | 0.47 | WT% | IGN | |
| LA | 24.6 | PPM | INAA | |
| SM | 9.9 | PPM | INAA | |
| YB | 3.9 | PPM | INAA | |
| LU | 0.76 | PPM | INAA | |
| SC | 35.9 | PPM | INAA | |
| CO | 28 | PPM | INAA | |
| BA | 1970 | PPM | INAA | |
| TH | 4 | PPM | INAA | |
| U | 1.7 | PPM | INAA |