Boltwoodite [ (K,Na)(UO2)(SiO3OH)·1.5H2O ]
Image of Boltwoodite
Material properties
| Formulas | (K,Na)(UO2)(SiO3OH)·1.5H2O, (H3O)(Na,K)(UO2)SiO4·(H2O) |
| Abbreviation | Bwd |
| IMA Status | Grandfathered (pre-IMA), 1956 |
| Crystal symmetry | Monoclinic, Point group 2/m, Space group P21/m (#11) |
| Classifications | Minerals containing H2O, Minerals containing OH, Uranophane (group) |
| Variant | Na |
| Related materials | Natroboltwoodite |
| Luminescence emitter | UO2 |
| Search other databases | webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Tags | Hydrated, Hydroxide, Mineral, Silicate, Uranyl |
Composition
| Element | Atoms |
|---|---|
| U | 1 |
| Si | 1 |
| H | 4 |
| Na | ~0.5 |
| K | ~0.5 |
| O | 7.5 |