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Sample 91PS-U18
NavDat sample number 59696 · BASALTIC-ANDESITE
Sample
| Sample ID | 91PS-U18 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 46.0975 |
|---|
| Longitude | -122.502 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 37 |
|
33.3 |
40.7 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 55.43 | | WT% | XRF |
| TIO2 | 1.2 | | WT% | XRF |
| AL2O3 | 18.65 | | WT% | XRF |
| FEOT | 7.64 | | WT% | XRF |
| MNO | 0.15 | | WT% | XRF |
| MGO | 3.66 | | WT% | XRF |
| CAO | 8.83 | | WT% | XRF |
| NA2O | 3.51 | | WT% | XRF |
| K2O | 0.71 | | WT% | XRF |
| P2O5 | 0.22 | | WT% | XRF |
| TOTAL | 100.26 | | WT% | XRF |
| LOI | 1.74 | | WT% | XRF |
| BA | 164 | | PPM | XRF |
| LA | -30 | | PPM | XRF |
| CE | -30 | | PPM | XRF |
| RB | 11 | | PPM | XRF |
| SR | 375 | | PPM | XRF |
| Y | 20 | | PPM | XRF |
| ZR | 148 | | PPM | XRF |
| NB | 20 | | PPM | XRF |
