AM_Solongoite
Formula: Ca2 B3 O8 H4 Cl
Name: Solongoite
Unit cell: 7.975 12.571 7.237 90.0 90.0 86.14 , V=723.89
Space group: P1121/B (14)

Yamnova N A , Simonov M A , Belov N V , Soviet Physics Crystallography , 22 (1977) p.356-357, Refined crystal structure of solongoite Ca2[B3O4(OH)4]Cl