Sample SH-20
NavDat sample number 14645 · DACITE
Sample
| Sample ID | SH-20 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 46.2 |
|---|---|
| Longitude | -122.18 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0 | 0.003 | 0.004 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.43 | WT% | ICP | |
| TIO2 | 0.48 | WT% | ICP | |
| AL2O3 | 17.54 | WT% | ICP | |
| FEO | 4.47 | WT% | ICP | |
| MNO | 0.07 | WT% | ICP | |
| MGO | 1.4 | WT% | ICP | |
| CAO | 4.39 | WT% | ICP | |
| NA2O | 4.59 | WT% | ICP | |
| K2O | 1.34 | WT% | ICP | |
| P2O5 | 0.15 | WT% | ICP | |
| LA | 10.6 | PPM | INAA | |
| SM | 2.32 | PPM | INAA | |
| EU | 0.82 | PPM | INAA | |
| TB | 0.22 | PPM | INAA | |
| YB | 0.73 | PPM | INAA | |
| LU | 0.12 | PPM | INAA | |
| Y | 9.5 | PPM | XRF | |
| SC | 5.5 | PPM | INAA | |
| V | 50 | PPM | ICP | |
| CO | 7.7 | PPM | INAA | |
| CS | 1.21 | PPM | INAA | |
| RB | 29 | PPM | XRF | |
| SR | 508 | PPM | XRF | |
| BA | 334 | PPM | XRF | |
| ZR | 126 | PPM | XRF | |
| HF | 2.9 | PPM | INAA | |
| TA | 0.36 | PPM | INAA | |
| TH | 2.02 | PPM | INAA | |
| ZN | 66 | PPM | XRF | |
| BE | 1.3 | PPM | ICP | |
| U | 0.5 | PPM | INAA |