Gems Minerals (Specimen Collection)

The specimens in this boxed collection represent minerals that are rare and beautiful enough to be prized as gemstones. Included are specimens of study-grade beryl, topaz, rose quartz, turquoise, olivine, corundum, garnet, tourmaline, and more — 15 specimens in all, each about 1½" x 1½", identified in a compartmentalized tray. Recommended for grades 5 through 12.