nonmetallic minerals

• diamond - used in drill bits, saws, and jewelry
• graphite - used in pencils, paint, lubricants, batteries
• calcite - used in cement and building stone
• halite - food preparation and preservation
• kaolinite - used in ceramics, cement, bricks
• quartz - used in glass
• sulfur - used in gunpowder, medicine, rubber
• gypsum - used in plaster, wallboard