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Sample 839
NavDat sample number 66610 · BASALTIC-ANDESITE
Sample
| Sample ID | 839 |
|---|
| Alternate ID | AYB-403 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Icelandite |
|---|
Location
| Latitude | 43.991 |
|---|
| Longitude | -117.729 |
|---|
| State / province | Oregon |
|---|
| Volcanic field | Columbia River Basalt |
|---|
| Formation | Hunter Creek Basalt |
|---|
| Elevation | 975 |
|---|
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 | 56.89 | | WT% | XRF |
| AL2O3 | 13.5 | | WT% | XRF |
| TIO2 | 2.34 | | WT% | XRF |
| FEOT | 11.46 | | WT% | XRF |
| MNO | 0.22 | | WT% | XRF |
| CAO | 6.79 | | WT% | XRF |
| MGO | 3.1 | | WT% | XRF |
| K2O | 2.05 | | WT% | XRF |
| NA2O | 3.19 | | WT% | XRF |
| P2O5 | 0.45 | | WT% | XRF |
| TOTAL | 99.6 | | WT% | XRF |
| LOI | 1.23 | | WT% | XRF |
| CR | 15 | | PPM | ICP |
| BA | 902 | | PPM | ICP |
| RB | 119 | | PPM | ICP |
| SR | 304 | | PPM | ICP |
| ZR | 240 | | PPM | ICP |
| Y | 20 | | PPM | ICP |
| NB | 30 | | PPM | ICP |
