A hydrated aluminosilicate of potassium, magnesium, ferric iron, and aluminium.
Late 19th century. From the name of Macon County, Georgia, U.S.A. + -ite.
英汉双解词典包含464360条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。