AM_Kainosite-(Y)_1
Formula: Ca2 Y2 Si4 C O16
Name: Kainosite-(Y)
Unit cell: 12.93 14.3 6.73 90.0 90.0 90.0 , V=1244.37
Space group: PMNB (62)

Volodina G F , Rumanova I M , Belov N V , Doklady Akademii Nauk SSSR , 149 (1963) p.173-175, Crystal structure of kaynozite Ca2(Y,Tr)2[Si4O12]CO3*H2O, Note: z(O3) adjusted to match reported bond lengths