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Sample 820
NavDat sample number 48743 · BASALTIC-ANDESITE
Sample
| Sample ID | 820 |
|---|
| Alternate ID | CU-14 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Tholeiite |
|---|
Location
| Latitude | 45.3198 |
|---|
| Longitude | -117.756 |
|---|
| State / province | Oregon |
|---|
| Formation | Grande Ronde Basalt |
|---|
| Elevation | 1664 |
|---|
| Location comment | Columbia River Basalt |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 14.55 |
|
5.3 |
23.8 |
Miocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 55.09 | | WT% | XRF |
| AL2O3 | 13.72 | | WT% | XRF |
| TIO2 | 2.05 | | WT% | XRF |
| FEOT | 13.41 | | WT% | XRF |
| MNO | 0.18 | | WT% | XRF |
| CAO | 7.14 | | WT% | XRF |
| MGO | 3.35 | | WT% | XRF |
| K2O | 1.49 | | WT% | XRF |
| NA2O | 3.2 | | WT% | XRF |
| P2O5 | 0.36 | | WT% | XRF |
| TOTAL | 98.55 | | WT% | XRF |
| SC | 44 | | PPM | XRF |
| BA | 783 | | PPM | XRF |
| RB | 29 | | PPM | XRF |
| SR | 325 | | PPM | XRF |
| ZR | 200 | | PPM | XRF |
| Y | 40 | | PPM | XRF |
| NB | 11 | | PPM | XRF |
