CRYSTAL, ROCKS & MINERALS
642112 Features: -Learn about rocks and the minerals that form them.-Discover the fascinating crystal structures of these minerals.-Kit teaches you the chemistry of crystals and the geological science.-Grow three chemically different types of crystals.-Built crystal shapes including octahedron, , tetrahedrons, and rhomboids.-Investigate the geologic rock cycle.-Learn how three main categories of rock igneous, sedimentary and metamorphic are formed, altered, destroyed and formed again.-32-page experiment manual.-Ages 8 and up. Color/Finish: -Full-colored. Assembly Instructions: -Assembly required. Dimensions: -Guide book dimensions: 5.5” W x 8.25”.
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