| Field | Value |
|---|---|
| Unique Sample ID Number | D521271 |
| Analytical Job Number | VF91 |
| Submitter Name | Day, Warren C. |
| Date Submitted | 19921020 |
| Field Number | J9-1 |
| State | MO |
| Latitude | 37.65 |
| Longitude | -91.15 |
| Source of Sample | drill core |
| Collection Method | single/grab |
| Primary Classification | rock |
| Secondary Classification | igneous |
| Specific Name | rhyolite |
| Geologic Age or Range | late precambrian |
| Stratigraphic Unit Name | RHYOLITE |
| Igneous Structural Setting | extrusive |
| (click for info) | |
| Geologic map unit | -91.15, 37.65 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| LOI | 0.4 | percent by weight | (unknown method) |
| Fluorine | 0.03 | percent by weight | ISE |
| Na2O | 0.67 | percent by weight | XRF |
| MgO | 0.19 | percent by weight | XRF |
| Al2O3 | 11.7 | percent by weight | XRF |
| SiO2 | 67.5 | percent by weight | XRF |
| P2O5 | 0.14 | percent by weight | XRF |
| Chlorine | L0.01 | percent by weight | ISE |
| K2O | 8.32 | percent by weight | XRF |
| CaO | 0.16 | percent by weight | XRF |
| TiO2 | 0.51 | percent by weight | XRF |
| Chromium | L20 | ppm by weight | XRF |
| MnO | 0.04 | percent by weight | XRF |
| FeTO3 | 9.49 | percent Fe2O3 by weight | XRF |
| Nickel | L10 | ppm by weight | XRF |
| Copper | 13 | ppm by weight | XRF |
| Zinc | 83 | ppm by weight | XRF |
| Rubidium | 210 | ppm by weight | XRF |
| Strontium | 57 | ppm by weight | XRF |
| Yttrium | 48 | ppm by weight | XRF |
| Zirconium | 345 | ppm by weight | XRF |
| Niobium | 16 | ppm by weight | XRF |
| Barium | 4200 | ppm by weight | XRF |
| Lanthanum | L30 | ppm by weight | XRF |
| 40 | ppm by weight | ICP-MS | |
| Cerium | 40 | ppm by weight | XRF |
| 84 | ppm by weight | ICP-MS | |
| Praseodymium | 10 | ppm by weight | ICP-MS |
| Neodymium | 40 | ppm by weight | ICP-MS |
| Samarium | 7.8 | ppm by weight | ICP-MS |
| Europium | 1.1 | ppm by weight | ICP-MS |
| Gadolinium | 7.9 | ppm by weight | ICP-MS |
| Terbium | 1.4 | ppm by weight | ICP-MS |
| Dysprosium | 8.8 | ppm by weight | ICP-MS |
| Holmium | 1.9 | ppm by weight | ICP-MS |
| Erbium | 5.8 | ppm by weight | ICP-MS |
| Thulium | 0.87 | ppm by weight | ICP-MS |
| Ytterbium | 5.3 | ppm by weight | ICP-MS |