Sample 124
NavDat sample number 65914 · TRACHYANDESITE
Sample
| Sample ID | 124 |
|---|---|
| Alternate ID | 99-LG-16 |
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Trachyandesite |
Location
| Latitude | 45.5202 |
|---|---|
| Longitude | -117.982 |
| State / province | Oregon |
| Formation | Elgin Volcanics |
| Elevation | 890 |
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 | 59.33 | WT% | XRF | |
| AL2O3 | 17.82 | WT% | XRF | |
| TIO2 | 0.934 | WT% | XRF | |
| FEOT | 6.02 | WT% | XRF | |
| MNO | 0.108 | WT% | XRF | |
| CAO | 6.07 | WT% | XRF | |
| MGO | 1.91 | WT% | XRF | |
| K2O | 1.84 | WT% | XRF | |
| NA2O | 5.24 | WT% | XRF | |
| P2O5 | 0.735 | WT% | XRF | |
| TOTAL | 98.74 | WT% | XRF | |
| NI | 19 | PPM | XRF | |
| CR | 34 | PPM | XRF | |
| SC | 13 | PPM | XRF | |
| V | 123 | PPM | XRF | |
| BA | 1090 | PPM | XRF | |
| RB | 12 | PPM | XRF | |
| SR | 1711 | PPM | XRF | |
| ZR | 149 | PPM | XRF | |
| Y | 15 | PPM | XRF | |
| NB | 7.5 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| CU | 42 | PPM | XRF | |
| ZN | 109 | PPM | XRF | |
| PB | 7 | PPM | XRF | |
| LA | 36 | PPM | XRF | |
| CE | 75 | PPM | XRF | |
| TH | 1 | PPM | XRF |