Pb6 B10 O21

B₁₀O₂₁Pb₆

Krogh-Moe, J.Wold-Hansen, P.S.

Acta Crystallographica B (24,1968-38,1982) (1973) 29, 2242-2246

a=6.833Å   b=7.01Å   c=11.125Å

α=85.89°   β=102°   γ=119.56°