| Field | Value |
|---|---|
| Unique Sample ID Number | D521287 |
| Analytical Job Number | VF91 |
| Submitter Name | Day, Warren C. |
| Date Submitted | 19921020 |
| Field Number | J2-1688 |
| 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 |
| Additional Attributes and Comments | 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 | 1.27 | percent by weight | (unknown method) |
| Fluorine | 0.1 | percent by weight | ISE |
| Na2O | 5.54 | percent by weight | XRF |
| MgO | 1.89 | percent by weight | XRF |
| Al2O3 | 18.5 | percent by weight | XRF |
| SiO2 | 55.8 | percent by weight | XRF |
| P2O5 | 0.2 | percent by weight | XRF |
| Chlorine | L0.01 | percent by weight | ISE |
| K2O | 4.35 | percent by weight | XRF |
| CaO | 1.51 | percent by weight | XRF |
| TiO2 | 0.54 | percent by weight | XRF |
| Chromium | 50 | ppm by weight | XRF |
| MnO | 0.22 | percent by weight | XRF |
| FeTO3 | 9.51 | percent Fe2O3 by weight | XRF |
| Nickel | 22 | ppm by weight | XRF |
| Copper | 36 | ppm by weight | XRF |
| Zinc | 140 | ppm by weight | XRF |
| Rubidium | 112 | ppm by weight | XRF |
| Strontium | 114 | ppm by weight | XRF |
| Yttrium | 22 | ppm by weight | XRF |
| Zirconium | 96 | ppm by weight | XRF |
| Niobium | L10 | ppm by weight | XRF |
| Barium | 1600 | ppm by weight | XRF |
| Lanthanum | 41 | ppm by weight | XRF |
| 27 | ppm by weight | ICP-MS | |
| Cerium | 46 | ppm by weight | XRF |
| 55 | ppm by weight | ICP-MS | |
| Praseodymium | 6.8 | ppm by weight | ICP-MS |
| Neodymium | 26 | ppm by weight | ICP-MS |
| Samarium | 5.2 | ppm by weight | ICP-MS |
| Europium | 1.3 | ppm by weight | ICP-MS |
| Gadolinium | 5.1 | ppm by weight | ICP-MS |
| Terbium | 0.71 | ppm by weight | ICP-MS |
| Dysprosium | 4.1 | ppm by weight | ICP-MS |
| Holmium | 0.78 | ppm by weight | ICP-MS |
| Erbium | 2.2 | ppm by weight | ICP-MS |
| Thulium | 0.29 | ppm by weight | ICP-MS |
| Ytterbium | 1.8 | ppm by weight | ICP-MS |