Sample 5E72
NavDat sample number 33585 · DACITE
Sample
| Sample ID | 5E72 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Td |
Location
| Latitude | 46.4464 |
|---|---|
| Longitude | -122.124 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32 | 0 | 65 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 68.12 | WT% | XRF | |
| TIO2 | 0.83 | WT% | XRF | |
| AL2O3 | 14.73 | WT% | XRF | |
| FE2O3 | 3 | WT% | XRF | |
| FEO | 2.09 | WT% | UNKNOWN | |
| MNO | 0.07 | WT% | XRF | |
| MGO | 1.16 | WT% | XRF | |
| CAO | 3.75 | WT% | XRF | |
| NA2O | 3.86 | WT% | XRF | |
| K2O | 2.2 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| MG_NUMBER | 37.6 | XRF | ||
| BA | 588 | PPM | UNKNOWN | |
| RB | 63 | PPM | UNKNOWN | |
| SR | 240 | PPM | UNKNOWN | |
| Y | 43 | PPM | UNKNOWN | |
| ZR | 352 | PPM | UNKNOWN | |
| NI | -20 | PPM | UNKNOWN | |
| CU | 26 | PPM | UNKNOWN | |
| ZN | 66 | PPM | UNKNOWN | |
| CR | -10 | PPM | UNKNOWN | |
| CO | 9 | PPM | EDXRF | |
| CR | 5 | PPM | EDXRF | |
| CU | 23 | PPM | EDXRF | |
| GA | 18 | PPM | EDXRF | |
| NI | 3 | PPM | EDXRF | |
| PB | 10 | PPM | EDXRF | |
| SC | 15 | PPM | EDXRF | |
| SR | 230 | PPM | EDXRF | |
| V | 39 | PPM | EDXRF | |
| Y | 36 | PPM | EDXRF | |
| ZN | 71 | PPM | EDXRF |