Sample DP78-19
NavDat sample number 48234 · DACITE
Sample
| Sample ID | DP78-19 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.725 |
|---|---|
| Longitude | -119.048 |
| State / province | Calfornia |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2.9 | 2.7 | 3.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.2 | WT% | WDXRF | |
| TIO2 | 0.46 | WT% | WDXRF | |
| AL2O3 | 16 | WT% | WDXRF | |
| FE2O3 | 1.53 | WT% | WDXRF | |
| FEO | 1.1 | WT% | WDXRF | |
| MNO | 0.06 | WT% | WDXRF | |
| MGO | 0.87 | WT% | WDXRF | |
| CAO | 2.59 | WT% | WDXRF | |
| NA2O | 4.1 | WT% | WDXRF | |
| K2O | 4.23 | WT% | WDXRF | |
| P2O5 | 0.22 | WT% | WDXRF | |
| H2O_PLUS | 1.8 | WT% | WDXRF | |
| H2O_MINUS | 0.35 | WT% | WDXRF | |
| CO2 | 0.02 | WT% | WDXRF | |
| F | 0.05 | WT% | WDXRF | |
| CL | 0.31 | WT% | WDXRF | |
| TOTAL | 99.89 | WT% | WDXRF | |
| BA | 1855 | PPM | EDXRF | |
| CO | 5.4 | PPM | EDXRF | |
| CR | 5 | PPM | EDXRF | |
| HF | 4.8 | PPM | EDXRF | |
| NB | 10 | PPM | EDXRF | |
| RB | 82 | PPM | EDXRF | |
| SB | 0.7 | PPM | EDXRF | |
| SC | 4.28 | PPM | EDXRF | |
| SR | 880 | PPM | EDXRF | |
| TA | 0.71 | PPM | EDXRF | |
| TH | 9.2 | PPM | EDXRF | |
| U | 2.4 | PPM | EDXRF | |
| Y | 8 | PPM | EDXRF | |
| ZN | 51 | PPM | EDXRF | |
| ZR | 222 | PPM | EDXRF | |
| LA | 48 | PPM | EDXRF | |
| CE | 90 | PPM | EDXRF | |
| ND | 38 | PPM | EDXRF | |
| SM | 4.9 | PPM | EDXRF | |
| EU | 1.15 | PPM | EDXRF | |
| TB | 0.44 | PPM | EDXRF | |
| TM | 0.21 | PPM | EDXRF | |
| YB | 1.2 | PPM | EDXRF | |
| LU | 0.19 | PPM | EDXRF |