| Field | Value |
|---|---|
| Unique Sample ID Number | M154244 |
| Analytical Job Number | KY97 |
| Submitter Name | Brew, David A. |
| Date Submitted | 19820803 |
| Field Number | 82KR070A |
| State | AK |
| Latitude | 56.54861 |
| Longitude | -132.0925 |
| Source of Sample | outcrop |
| Collection Method | single/grab |
| Primary Classification | rock |
| Secondary Classification | igneous |
| Specific Name | rhyolite |
| Additional Attributes and Comments | rhyolitic tuff; |
| Igneous Structural Setting | extrusive |
| (click for info) | |
| Geologic map unit | -132.0925, 56.54861 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Na2O | 3.95 | percent by weight | XRF |
| MgO | 0.11 | percent by weight | XRF |
| Al2O3 | 13.1 | percent by weight | XRF |
| SiO2 | 74.6 | percent by weight | XRF |
| Phosphorus | L0.068 | percent by weight | E-Spec |
| P2O5 | L0.05 | percent by weight | XRF |
| K2O | 4.44 | percent by weight | XRF |
| CaO | 0.19 | percent by weight | XRF |
| TiO2 | 0.02 | percent by weight | XRF |
| MnO | L0.02 | percent by weight | XRF |
| FeO | 0.59 | percent by weight | Titration |
| FeTO3 | 1.21 | percent Fe2O3 by weight | XRF |