| Field | Value |
|---|---|
| Unique Sample ID Number | M151136 |
| Analytical Job Number | KW02 |
| Submitter Name | Nokleberg, Warren J. |
| Date Submitted | 19811113 |
| Field Number | 81NK236C |
| State | AK |
| Latitude | 63.32417 |
| Longitude | -144.40222 |
| Source of Sample | outcrop |
| Collection Method | single/grab |
| Primary Classification | rock |
| Secondary Classification | metamorphic |
| Specific Name | metarhyolite |
| Additional Attributes and Comments | not metasomatic; quartz present; feldspathic (granite gneiss, syenite gneiss, biotite gneiss);; metarhyolite; |
| Type of Metamorphism | regional |
| Metamorphic Facies or Grade | greenschist |
| (click for info) | |
| Geologic map unit | -144.40222, 63.32417 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Na2O | 0.24 | percent by weight | XRF |
| MgO | 1.55 | percent by weight | XRF |
| Al2O3 | 14 | percent by weight | XRF |
| SiO2 | 58.6 | percent by weight | XRF |
| P2O5 | 0.09 | percent by weight | XRF |
| K2O | 3.3 | percent by weight | XRF |
| CaO | 5.61 | percent by weight | XRF |
| TiO2 | 1 | percent by weight | XRF |
| MnO | 0.08 | percent by weight | XRF |
| FeO | 5.19 | percent by weight | Titration |
| FeTO3 | 7.61 | percent Fe2O3 by weight | XRF |
| Rubidium | 75 | ppm by weight | XRF |
| Strontium | 96 | ppm by weight | XRF |