Sample s_D
NavDat sample number 5729 · ANDESITE
Sample
| Sample ID | s_D |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| 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 | 59.21 | WT% | XRF | |
| TIO2 | 0.79 | WT% | XRF | |
| AL2O3 | 17.48 | WT% | XRF | |
| FE2O3 | 1.66 | WT% | XRF | |
| FEO | 3.21 | WT% | XRF | |
| CAO | 6.03 | WT% | XRF | |
| MGO | 5 | WT% | AAS | |
| MNO | 0.08 | WT% | XRF | |
| K2O | 1.79 | WT% | XRF | |
| NA2O | 3.5 | WT% | AAS | |
| P2O5 | 0.15 | WT% | XRF | |
| H2O | 1.04 | WT% | XRF | |
| RB | 41 | PPM | XRF | |
| SR | 623 | PPM | XRF | |
| ZR | 174 | PPM | XRF | |
| BA | 555 | PPM | XRF | |
| SIO2 | 70.3 | WT% | XRF | |
| TIO2 | 0.46 | WT% | XRF | |
| AL2O3 | 14.34 | WT% | XRF | |
| FE2O3 | 3.08 | WT% | XRF | |
| FEO | 0 | WT% | XRF | |
| CAO | 3.3 | WT% | XRF | |
| MGO | 1.47 | WT% | AAS | |
| MNO | 0.08 | WT% | XRF | |
| K2O | 2.88 | WT% | XRF | |
| NA2O | 3.8 | WT% | AAS | |
| P2O5 | 0.1 | WT% | XRF | |
| H2O | 0.17 | WT% | XRF | |
| RB | 59 | PPM | XRF | |
| SR | 218 | PPM | XRF | |
| ZR | 104 | PPM | XRF | |
| BA | 560 | PPM | XRF |