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Sample 124.95B
NavDat sample number 19715 · BASALTIC-ANDESITE
Sample
| Sample ID | 124.95B |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 46.3595 |
|---|
| Longitude | -115.279 |
|---|
| 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 | 53.61 | | WT% | XRF |
| TIO2 | 0.91 | | WT% | XRF |
| AL2O3 | 14.89 | | WT% | XRF |
| FE2O3 | 4.42 | | WT% | XRF |
| FEO | 5.06 | | WT% | XRF |
| MNO | 0.17 | | WT% | XRF |
| MGO | 7.15 | | WT% | XRF |
| CAO | 9.12 | | WT% | XRF |
| NA2O | 2.62 | | WT% | XRF |
| K2O | 1.62 | | WT% | XRF |
| P2O5 | 0.44 | | WT% | XRF |
