Sample 99LC-Q360
NavDat sample number 58363 · ANDESITE
Sample
| Sample ID | 99LC-Q360 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 45.987 |
|---|---|
| Longitude | -122.507 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 35 | 31.5 | 38.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.89 | WT% | XRF | |
| TIO2 | 1.22 | WT% | XRF | |
| AL2O3 | 16.37 | WT% | XRF | |
| FEOT | 7.87 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 3.14 | WT% | XRF | |
| CAO | 6.82 | WT% | XRF | |
| NA2O | 4.08 | WT% | XRF | |
| K2O | 1.24 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| TOTAL | 99.57 | WT% | XRF | |
| BA | 222 | PPM | XRF | |
| LA | 23 | PPM | XRF | |
| CE | 32 | PPM | XRF | |
| RB | 23 | PPM | XRF | |
| SR | 308 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| ZR | 179 | PPM | XRF | |
| NB | 12 | PPM | XRF | |
| CR | 19 | PPM | XRF | |
| NI | 5 | PPM | XRF | |
| CU | 112 | PPM | XRF | |
| ZN | 75 | PPM | XRF |