辉石 (輝石) huīshí
          
              huīshí 
              
              noun 
              pyroxene; augite 
              Domain: Modern Chinese 现代汉语
              
                , Subdomain: Geology 
              
              
                , Concept: Mineral 矿物
              
              
              
                Notes: Family of rock-forming minerals (CC-CEDICT '輝石'; Guoyu '輝石'; Wikipedia '輝石')