LAMPROPHYLLITE, [3], t-lamprophyllite

Classification by Godovikov, 1997

Family: Lamprophyllite
   SubFamily:
Group:
Series: Lamprophyllite
SubSeries:    

Classification by Ciriotti, 2004

GROUP: LAMPROPHYLLITE (lamprophyllite [m2abc subgroup])D2E2^4G2,3[Si2O7]2O2X1,2

Definitions of Structure-type formulae elements