1) Cubic mineral 
Hsianghualite is a tectosilicate (framework silicate) of lithium, calcium and beryllium, with fluorine, a member of the zeolite group. It was discovered in 1958 and named for the type locality, Hsiang Hua, 香花, meaning fragrant flower. ==Structure== Structure is analogous to that of analcime with Be and Si in tetrahedral co-ordination forming a...