Sample DB-31-LC
NavDat sample number 38121 · DACITE
Sample
| Sample ID | DB-31-LC |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 41.2842 |
|---|---|
| Longitude | -116.368 |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 39.84 | 39.74 | 39.94 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.99 | WT% | XRF | |
| TIO2 | 0.77 | WT% | XRF | |
| AL2O3 | 16.62 | WT% | XRF | |
| FEO | 5.23 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| MGO | 2.36 | WT% | XRF | |
| CAO | 4.74 | WT% | XRF | |
| NA2O | 3.03 | WT% | XRF | |
| K2O | 3.89 | WT% | XRF | |
| P2O5 | 0.28 | WT% | XRF | |
| TOTAL | 98.46 | WT% | XRF | |
| SC | 15 | PPM | XRF | |
| V | 123 | PPM | XRF | |
| CR | 30 | PPM | XRF | |
| NI | 9 | PPM | XRF | |
| CU | 2 | PPM | XRF | |
| ZN | 80 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| RB | 103 | PPM | XRF | |
| SR | 657 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| ZR | 205 | PPM | XRF | |
| NB | 14.6 | PPM | XRF | |
| BA | 1454 | PPM | XRF | |
| LA | 41 | PPM | XRF | |
| CE | 82 | PPM | XRF | |
| PB | 18 | PPM | XRF | |
| TH | 11 | PPM | XRF |