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BTmetals
 .alkaline earth metals
 ..barium
UFBa
RTbarylite
barium feldspar  search
BTsilicates
 .framework silicates
 ..feldspar group
 ...barium feldspar
NTcelsian
 hyalophane
 paracelsian
RTbarium silicates
barium silicates  search
BTsilicates
 .barium silicates
RTbarium feldspar