Save 25% on your first order with Promo Code "FIRST25"

Superior Rock and Mineral Collection

$34.71
SKU: GU16800
From calcium to zinc, explore some of the many types of minerals that are used in common foods, vitamins, food processing and preserving. Six numbered specimens approximately 1.5" x 1.5" show the importance of our use of minerals for daily nutrition. Grades 5-12. Ages 10-18.