Sample 82M022
NavDat sample number 18250 · DACITE
Sample
| Sample ID | 82M022 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.8868 |
|---|---|
| Longitude | -122.52 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 21 | 17 | 25 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.9 | WT% | ICP | |
| TIO2 | 1.56 | WT% | ICP | |
| AL2O3 | 14.84 | WT% | ICP | |
| FEOT | 6.82 | WT% | ICP | |
| MNO | 0.1 | WT% | ICP | |
| MGO | 1.64 | WT% | ICP | |
| CAO | 5.03 | WT% | ICP | |
| NA2O | 4.85 | WT% | ICP | |
| K2O | 1.72 | WT% | AAS | |
| P2O5 | 0.54 | WT% | ICP | |
| TOTAL | 99.72 | WT% | ICP | |
| BA | 545 | PPM | ICP | |
| RB | 37 | PPM | XRF | |
| SR | 359 | PPM | XRF | |
| Y | 49 | PPM | XRF | |
| ZR | 275 | PPM | XRF | |
| NB | 15 | PPM | XRF | |
| NI | -10 | PPM | XRF | |
| V | 153 | PPM | ICP | |
| CU | 32 | PPM | XRF | |
| PB | 14 | PPM | XRF | |
| ZN | 120 | PPM | XRF |