https://blog.gongquiz.com/2021/04/19/%ec%95%95%ec%87%84%ec%95%94%eb%8c%80mylonite-zone%ec%9d%98-%ec%84%a4%eb%aa%85%ec%9c%bc%eb%a1%9c-%ec%98%b3%ec%a7%80-%ec%95%8a%ec%9d%80-%ea%b2%83%ec%9d%80-%ec%9d%91%ec%9a%a9%ec%a7%80%ec%a7%88/