PURPOSE: Models of crystals.

DESCRIPTION: This set of 18 crystal models has all the other kinds not in the first set of 14 (Demonstration I7-02). The names are so long that there isn't enough room to write them on this WWW site.

SUGGESTIONS: One is missing, but I don't know which one.

REFERENCES: (PIRA 1R50.20) Further information available in Demonstration Reference File.

EQUIPMENT: Crystal models.

SETUP TIME: None.