Sample 136.05B
NavDat sample number 19720 · BASALTIC-ANDESITE
Sample
| Sample ID | 136.05B |
|---|---|
| Rock name | BASALTIC-ANDESITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 46.4286 |
|---|---|
| Longitude | -115.12 |
| Location | Lochsa River / Route 12 section; sample name is its milepost location |
| State / province | Idaho |
| Volcanic field | Idaho batholith, Bitterroot lobe |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 77 | 70 | 85 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.07 | WT% | XRF | |
| TIO2 | 0.82 | WT% | XRF | |
| AL2O3 | 15.92 | WT% | XRF | |
| FE2O3 | 4.15 | WT% | XRF | |
| FEO | 4.75 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 6.32 | WT% | XRF | |
| CAO | 7.79 | WT% | XRF | |
| NA2O | 2.45 | WT% | XRF | |
| K2O | 2.28 | WT% | XRF | |
| P2O5 | 0.324 | WT% | XRF | |
| BA | 673 | PPM | ICP | |
| RB | 85 | PPM | ICP | |
| CO | 35 | PPM | ICP | |
| CR | 188 | PPM | ICP | |
| CU | 83 | PPM | ICP | |
| LI | 32 | PPM | ICP | |
| NB | 10 | PPM | ICP | |
| NI | 36 | PPM | ICP | |
| SC | 22 | PPM | ICP | |
| SR | 584 | PPM | ICP | |
| V | 155 | PPM | ICP | |
| Y | 17 | PPM | ICP | |
| ZN | 71 | PPM | ICP | |
| ZR | 21 | PPM | ICP | |
| LA | 13.41 | PPM | ICP | |
| CE | 29.67 | PPM | ICP | |
| PR | 4 | PPM | ICP | |
| ND | 17.87 | PPM | ICP | |
| SM | 4.07 | PPM | ICP | |
| EU | 1.3 | PPM | ICP | |
| GD | 3.53 | PPM | ICP | |
| DY | 2.72 | PPM | ICP | |
| HO | 0.52 | PPM | ICP | |
| ER | 1.51 | PPM | ICP | |
| YB | 1.34 | PPM | ICP | |
| LU | 0.2 | PPM | ICP |