Colorful additions to your mineraology classroom, these carefully crafted models are painted with durable enamel in colors that simulate the actual crystal.

Measuring from 3 to 6" in length, the models are precisely shaped with correct angles to illustrate the six basic crystal structures: isometric, tetragonal, hexagonal, orthorhombic, monoclinic, and triclinic. Each is color-coded for clear crystal representations. Includes a teacher’s guide and all models in a compartmented storage box. Set of 12.