min·er·al 
/ˈmɪnərəl/ noun
plural min·er·als /ˈmɪnərəl/ noun [count] 1 : a substance (such as quartz, coal, petroleum, salt, etc.) that is naturally formed under the ground 2 : a chemical substance (such as iron or zinc) that occurs naturally in certain foods and that is important for good health
▪ an adequate supply of vitamins and minerals
▪ an adequate supply of vitamins and minerals
