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Sample 843
NavDat sample number 66613 · BASALTIC-ANDESITE
Sample
| Sample ID | 843 |
|---|
| Alternate ID | AYB-414 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Icelandite |
Location
| Latitude | 43.9821 |
|---|
| Longitude | -117.625 |
|---|
| State / province | Oregon |
|---|
| Volcanic field | Columbia River Basalt |
|---|
| Formation | Hunter Creek Basalt |
|---|
| Elevation | 896 |
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 | 57.32 | | WT% | XRF |
| AL2O3 | 13.16 | | WT% | XRF |
| TIO2 | 2.29 | | WT% | XRF |
| FEOT | 11.49 | | WT% | XRF |
| MNO | 0.49 | | WT% | XRF |
| CAO | 6.54 | | WT% | XRF |
| MGO | 2.47 | | WT% | XRF |
| K2O | 2.36 | | WT% | XRF |
| NA2O | 3.15 | | WT% | XRF |
| P2O5 | 0.73 | | WT% | XRF |
| TOTAL | 100 | | WT% | XRF |
| LOI | 1.7 | | WT% | XRF |
| CR | 18 | | PPM | ICP |
| BA | 1070 | | PPM | ICP |
| RB | 67 | | PPM | ICP |
| SR | 340 | | PPM | ICP |
| ZR | 263 | | PPM | ICP |
| Y | 37 | | PPM | ICP |
| NB | 36 | | PPM | ICP |