Sample s_F
NavDat sample number 5731 · DACITE
Sample
| Sample ID | s_F |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | subaerial |
Location
| Latitude | 40.49 |
|---|---|
| Longitude | -121.51 |
| Location | CASCADES / HIGH CASCADES / SOUTHERN CASCADES / BROKEOFF / PACIFIC OCEAN |
| State / province | CALIFORNIA |
| Elevation | 3187 |
| Location comment | LASSEN VOLCANIC NATIONAL PARK, FROM CONE OF VOLCANO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.5 | 0.4 | 0.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.2 | WT% | XRF | |
| TIO2 | 0.79 | WT% | XRF | |
| AL2O3 | 15.92 | WT% | XRF | |
| FE2O3 | 1.9 | WT% | XRF | |
| FEO | 1.91 | WT% | XRF | |
| CAO | 4.1 | WT% | XRF | |
| MGO | 1.74 | WT% | AAS | |
| MNO | 0.08 | WT% | XRF | |
| K2O | 2.62 | WT% | XRF | |
| NA2O | 4.12 | WT% | AAS | |
| P2O5 | 0.16 | WT% | XRF | |
| H2O | 1.34 | WT% | XRF | |
| RB | 89 | PPM | XRF | |
| SR | 410 | PPM | XRF | |
| ZR | 220 | PPM | XRF | |
| BA | 745 | PPM | XRF | |
| SIO2 | 69.2 | WT% | XRF | |
| TIO2 | 0.46 | WT% | XRF | |
| AL2O3 | 15.18 | WT% | XRF | |
| FE2O3 | 1.46 | WT% | XRF | |
| FEO | 1.23 | WT% | XRF | |
| CAO | 2.96 | WT% | XRF | |
| MGO | 0.98 | WT% | AAS | |
| MNO | 0.09 | WT% | XRF | |
| K2O | 2.9 | WT% | XRF | |
| NA2O | 3.95 | WT% | AAS | |
| P2O5 | 1.07 | WT% | XRF | |
| H2O | 0.15 | WT% | XRF | |
| RB | 72 | PPM | XRF | |
| SR | 278 | PPM | XRF | |
| ZR | 121 | PPM | XRF | |
| BA | 727 | PPM | XRF |