| − | {{stub}}Inorganic crystalline substances found naturally in the earth.<ref>Wile, Dr. Jay L. ''Exploring Creation With General Science''. Anderson: Apologia Educational Ministries, Inc. | + | {{stub}}'''Minerals''' are inorganic crystalline substances found naturally in the earth.<ref>Wile, Dr. Jay L. ''Exploring Creation With General Science''. Anderson: Apologia Educational Ministries, Inc. |