| Field | Value |
|---|---|
| Unique Sample ID Number | M193436 |
| Analytical Job Number | MF98 |
| Submitter Name | Brew, David A. |
| Date Submitted | 19900824 |
| Field Number | 90RN164C |
| State | AK |
| Latitude | 56.50944 |
| Longitude | -132.05306 |
| Source of Sample | drill core |
| Collection Method | composite |
| Primary Classification | rock |
| Secondary Classification | igneous |
| Specific Name | rhyolite |
| Additional Attributes and Comments | flow foliated rhyolite; |
| Geologic Age or Range | Miocene |
| Stratigraphic Unit Name | GRNDHOG BASIN RHYOLITE |
| Igneous Structural Setting | dike/sill |
| (click for info) | |
| Geologic map unit | -132.05306, 56.50944 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| LOI | 0.44 | percent by weight | (unknown method) |
| Fluorine | 0.63 | percent by weight | ISE |
| Na2O | 4.26 | percent by weight | XRF |
| MgO | L0.1 | percent by weight | XRF |
| Al2O3 | 13.1 | percent by weight | XRF |
| SiO2 | 75.1 | percent by weight | XRF |
| P2O5 | L0.05 | percent by weight | XRF |
| Chlorine | 0.004 | percent by weight | ISE |
| K2O | 4.74 | percent by weight | XRF |
| CaO | 1.13 | percent by weight | XRF |
| TiO2 | L0.02 | percent by weight | XRF |
| MnO | L0.02 | percent by weight | XRF |
| FeO | 0.16 | percent by weight | Titration |
| FeTO3 | 0.17 | percent Fe2O3 by weight | XRF |
| Rubidium | 330 | ppm by weight | XRF |
| Strontium | 58 | ppm by weight | XRF |
| Yttrium | 184 | ppm by weight | XRF |
| Zirconium | 122 | ppm by weight | XRF |
| Niobium | 68 | ppm by weight | XRF |
| Molybdenum | L20 | ppm by weight | XRF |
| Tin | 31 | ppm by weight | XRF |
| Barium | 225 | ppm by weight | XRF |
| Lanthanum | 30 | ppm by weight | XRF |
| Cerium | 64 | ppm by weight | XRF |