Sample 564
NavDat sample number 52887 · DACITE
Sample
| Sample ID | 564 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.5717 |
|---|---|
| Longitude | -121.56 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.29 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.3 | WT% | XRF | |
| AL2O3 | 16.4 | WT% | XRF | |
| FEOT | 6.11 | WT% | XRF | |
| MGO | 1.85 | WT% | XRF | |
| CAO | 4.38 | WT% | XRF | |
| NA2O | 5.27 | WT% | XRF | |
| K2O | 1.88 | WT% | XRF | |
| TIO2 | 1.27 | WT% | XRF | |
| P2O5 | 0.44 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| TOTAL | 99.07 | WT% | XRF | |
| NA2O | 5.41 | WT% | FPHOT | |
| K2O | 1.889 | WT% | FPHOT | |
| FEOT | 4.72 | WT% | WET | |
| H2O_PLUS | 0.13 | WT% | WET | |
| H2O_MINUS | 0.06 | WT% | WET | |
| CO2 | 0.11 | WT% | WET | |
| CU | 35 | PPM | XRF | |
| ZN | 90 | PPM | XRF | |
| SC | 18.7 | PPM | INAA | |
| CR | 6 | PPM | INAA | |
| CO | 10.2 | PPM | INAA | |
| ZN | 84 | PPM | INAA | |
| RB | 41 | PPM | INAA | |
| ZR | 242 | PPM | INAA | |
| SB | 1.1 | PPM | INAA | |
| CS | 1.8 | PPM | INAA | |
| BA | 734 | PPM | INAA | |
| LA | 22 | PPM | INAA | |
| CE | 45 | PPM | INAA | |
| ND | 28 | PPM | INAA | |
| SM | 6.3 | PPM | INAA | |
| EU | 1.81 | PPM | INAA | |
| GD | 7.7 | PPM | INAA | |
| TB | 0.72 | PPM | INAA | |
| TM | 0.53 | PPM | INAA | |
| YB | 3.6 | PPM | INAA | |
| LU | 0.53 | PPM | INAA | |
| HF | 5.4 | PPM | INAA | |
| TA | 0.74 | PPM | INAA | |
| TH | 4.3 | PPM | INAA | |
| U | 1.5 | PPM | INAA |