Orthowalpurgite
Chemical formula: (U<sup>6+</sup>O<sub>2</sub>)Bi<sup>3+</sup><sub>4</sub>O<sub>4</sub>(As<sup>5+</sup>O<sub>4</sub>)<sub>2</sub>ยท2H<sub>2</sub>O
Cabinet No. 40
Chemical formula: (U<sup>6+</sup>O<sub>2</sub>)Bi<sup>3+</sup><sub>4</sub>O<sub>4</sub>(As<sup>5+</sup>O<sub>4</sub>)<sub>2</sub>ยท2H<sub>2</sub>O