Sample 81
NavDat sample number 65871 · TRACHYANDESITE
Sample
| Sample ID | 81 |
|---|---|
| Alternate ID | 01-LG-131 |
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Trachyandesite |
Location
| Latitude | 45.6389 |
|---|---|
| Longitude | -118.009 |
| State / province | Oregon |
| Formation | Saddle Mountains Basalt |
| Elevation | 1256 |
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 | 57.54 | WT% | XRF | |
| AL2O3 | 14.86 | WT% | XRF | |
| TIO2 | 3.207 | WT% | XRF | |
| FEOT | 9.01 | WT% | XRF | |
| MNO | 0.114 | WT% | XRF | |
| CAO | 6.04 | WT% | XRF | |
| MGO | 1.75 | WT% | XRF | |
| K2O | 2.85 | WT% | XRF | |
| NA2O | 3.67 | WT% | XRF | |
| P2O5 | 0.952 | WT% | XRF | |
| TOTAL | 98.29 | WT% | XRF | |
| NI | 16 | PPM | XRF | |
| CR | 21 | PPM | XRF | |
| SC | 30 | PPM | XRF | |
| V | 251 | PPM | XRF | |
| BA | 3483 | PPM | XRF | |
| RB | 52 | PPM | XRF | |
| SR | 304 | PPM | XRF | |
| ZR | 531 | PPM | XRF | |
| Y | 68 | PPM | XRF | |
| NB | 23.7 | PPM | XRF | |
| GA | 22 | PPM | XRF | |
| CU | 4 | PPM | XRF | |
| ZN | 141 | PPM | XRF | |
| PB | 13 | PPM | XRF | |
| LA | 49 | PPM | XRF | |
| CE | 55 | PPM | XRF | |
| TH | 10 | PPM | XRF |