An Encylopedia Britannica Company

mineral

mineral /ˈmɪnərəl/ noun
plural minerals
mineral
/ˈmɪnərəl/
noun
plural minerals
Britannica Dictionary definition of MINERAL
[count]
: a substance (such as quartz, coal, petroleum, salt, etc.) that is naturally formed under the ground
: a chemical substance (such as iron or zinc) that occurs naturally in certain foods and that is important for good health