Ca9.93 (P5.84 B0.16 O24) (B0.67 O1.79)

B_0.83Ca_9.93O_25.79P_5.84

Ito, A.Miura, N.Akao, M.Otsuka, R.Tsutsumi, S.

Nippon Seramikkusu Kyokai Gakujutsu Ronbunshi (1988) 96, 305-309

a=9.456Å   b=9.456Å   c=6.905Å

α=90°   β=90°   γ=120°