Documents Minerals 2

52 3 Minerals We live in a world of mineralsâthey are everywhere around us. Gems and jewelry are minerals. Gravel and sand are minerals. Mud is a mixture of microscopic…

Documents 03 Minerals

52 3 Minerals We live in a world of mineralsâthey are everywhere around us. Gems and jewelry are minerals. Gravel and sand are minerals. Mud is a mixture of microscopic…