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Sample 870
NavDat sample number 66435 · BASALT
Sample
| Sample ID | 870 |
|---|
| Alternate ID | AYB-419 |
|---|
| Rock name | BASALT |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | MAFIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Tuff breccia |
|---|
Location
| Latitude | 43.8929 |
|---|
| Longitude | -117.579 |
|---|
| State / province | Oregon |
|---|
| Volcanic field | XRAL |
|---|
| Formation | Lake Owyhee Volcanic Field |
|---|
| Elevation | 796 |
|---|
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 | 60.58 | | WT% | XRF |
| AL2O3 | 12.76 | | WT% | XRF |
| TIO2 | 2.37 | | WT% | XRF |
| FEOT | 12.45 | | WT% | XRF |
| MNO | 0.16 | | WT% | XRF |
| CAO | 5.56 | | WT% | XRF |
| MGO | 3.18 | | WT% | XRF |
| K2O | 1.2 | | WT% | XRF |
| NA2O | 0.79 | | WT% | XRF |
| P2O5 | 0.95 | | WT% | XRF |
| TOTAL | 100 | | WT% | XRF |
| LOI | 14.8 | | WT% | XRF |
| CR | 11 | | PPM | ICP |
| BA | 1360 | | PPM | ICP |
| RB | 57 | | PPM | ICP |
| SR | 252 | | PPM | ICP |
| ZR | 235 | | PPM | ICP |
| Y | 58 | | PPM | ICP |
| NB | 18 | | PPM | ICP |
