← Search
Sample 841
NavDat sample number 66611 · BASALTIC-ANDESITE
Sample
| Sample ID | 841 |
|---|
| Alternate ID | AYB-404 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Icelandite |
|---|
Location
| Latitude | 43.9845 |
|---|
| Longitude | -117.748 |
|---|
| State / province | Oregon |
|---|
| Volcanic field | Columbia River Basalt |
|---|
| Formation | Hunter Creek Basalt |
|---|
| Elevation | 945 |
|---|
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 | 55.95 | | WT% | XRF |
| AL2O3 | 13.46 | | WT% | XRF |
| TIO2 | 2.27 | | WT% | XRF |
| FEOT | 11.77 | | WT% | XRF |
| MNO | 0.24 | | WT% | XRF |
| CAO | 7.24 | | WT% | XRF |
| MGO | 3.45 | | WT% | XRF |
| K2O | 2.19 | | WT% | XRF |
| NA2O | 2.99 | | WT% | XRF |
| P2O5 | 0.42 | | WT% | XRF |
| TOTAL | 98.9 | | WT% | XRF |
| LOI | 0.39 | | WT% | XRF |
| CR | 16 | | PPM | ICP |
| BA | 708 | | PPM | ICP |
| RB | 120 | | PPM | ICP |
| SR | 290 | | PPM | ICP |
| ZR | 222 | | PPM | ICP |
| Y | 12 | | PPM | ICP |
| NB | 19 | | PPM | ICP |
