Borzęckiite
Chemical formula: Pb<sup>2+</sup>(U<sup>6+</sup>O<sub>2</sub>)<sub>3</sub>(Se<sup>4+</sup>O<sub>3</sub>)<sub>2</sub>O<sub>2</sub>·3H<sub>2</sub>O
Cabinet No. 40
Chemical formula: Pb<sup>2+</sup>(U<sup>6+</sup>O<sub>2</sub>)<sub>3</sub>(Se<sup>4+</sup>O<sub>3</sub>)<sub>2</sub>O<sub>2</sub>·3H<sub>2</sub>O