| Field | Value |
|---|---|
| Unique Sample ID Number | D376892 |
| Analytical Job Number | UM73 |
| Submitter Name | Wallace, Alan R. |
| Date Submitted | 19910502 |
| Field Number | BW13 |
| Country | Bolivia |
| Latitude | -17.26667 |
| Longitude | -69.21667 |
| Source of Sample | outcrop |
| Collection Method | single/grab |
| Primary Classification | rock |
| Secondary Classification | igneous |
| Specific Name | rhyolite |
| Geologic Age or Range | oligocene |
| Igneous Structural Setting | extrusive |
| (click for info) | |
| Geologic map unit | -69.21667, -17.26667 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| LOI | 1.1 | percent by weight | (unknown method) |
| H2O+ | 1.02 | percent bound water | (unknown method) |
| H2O- | 0.05 | percent moisture | (unknown method) |
| Lithium | 16 | ppm by weight | ICP-AES |
| Beryllium | 2 | ppm by weight | ICP-AES |
| CO2 | L0.01 | percent by weight | Titration |
| Sodium | 0.75 | percent by weight | ICP-AES |
| Na2O | 1.02 | percent by weight | XRF |
| Magnesium | 0.12 | percent by weight | ICP-AES |
| MgO | 0.24 | percent by weight | XRF |
| Aluminum | 7.9 | percent by weight | ICP-AES |
| Al2O3 | 15.6 | percent by weight | XRF |
| SiO2 | 66.3 | percent by weight | XRF |
| Phosphorus | 0.02 | percent by weight | ICP-AES |
| P2O5 | L0.05 | percent by weight | XRF |
| Potassium | 8.4 | percent by weight | ICP-AES |
| K2O | 10.9 | percent by weight | XRF |
| Calcium | 0.27 | percent by weight | ICP-AES |
| CaO | 0.36 | percent by weight | XRF |
| Scandium | 4 | ppm by weight | ICP-AES |
| Titanium | 0.22 | percent by weight | ICP-AES |
| TiO2 | 0.36 | percent by weight | XRF |
| Vanadium | 43 | ppm by weight | ICP-AES |
| Chromium | L20 | ppm by weight | XRF |
| 5 | ppm by weight | ICP-AES | |
| Manganese | 220 | ppm by weight | ICP-AES |
| MnO | L0.02 | percent by weight | XRF |
| Iron | 2 | percent by weight | ICP-AES |
| FeO | 0.18 | percent by weight | Titration |
| FeTO3 | 2.85 | percent Fe2O3 by weight | XRF |
| Cobalt | 7 | ppm by weight | ICP-AES |
| Nickel | L10 | ppm by weight | XRF |
| 2 | ppm by weight | ICP-AES | |
| Copper | L10 | ppm by weight | XRF |
| 6 | ppm by weight | ICP-AES | |
| Zinc | 170 | ppm by weight | XRF |
| 190 | ppm by weight | ICP-AES | |
| Gallium | 23 | ppm by weight | ICP-AES |
| Arsenic | 24 | ppm by weight | ICP-AES |
| Rubidium | 425 | ppm by weight | XRF |
| Strontium | 225 | ppm by weight | XRF |
| 220 | ppm by weight | ICP-AES | |
| Yttrium | 30 | ppm by weight | XRF |
| 17 | ppm by weight | ICP-AES | |
| Zirconium | 112 | ppm by weight | XRF |
| Niobium | 13 | ppm by weight | XRF |
| 10 | ppm by weight | ICP-AES | |
| Molybdenum | L2 | ppm by weight | ICP-AES |
| Silver | L2 | ppm by weight | ICP-AES |
| Cadmium | L2 | ppm by weight | ICP-AES |
| Tin | L5 | ppm by weight | ICP-AES |
| Barium | 2000 | ppm by weight | XRF |
| 1900 | ppm by weight | ICP-AES | |
| Lanthanum | L30 | ppm by weight | XRF |
| 35 | ppm by weight | ICP-AES | |
| Cerium | L30 | ppm by weight | XRF |
| 41 | ppm by weight | ICP-AES | |
| Neodymium | 42 | ppm by weight | ICP-AES |
| Europium | L2 | ppm by weight | ICP-AES |
| Holmium | L4 | ppm by weight | ICP-AES |
| Ytterbium | 2 | ppm by weight | ICP-AES |
| Tantalum | L40 | ppm by weight | ICP-AES |
| Gold | L8 | ppm by weight | ICP-AES |
| Lead | 210 | ppm by weight | ICP-AES |
| Bismuth | L10 | ppm by weight | ICP-AES |
| Thorium | 5 | ppm by weight | ICP-AES |
| Uranium | L100 | ppm by weight | ICP-AES |