the branch of geology that studies rocks: their origin and formation and mineral composition and classification
同义词：petrology
lithology详细解释
li.thol.o.gy n.（名词）The gross physical character of a rock or rock formation.岩性：一种岩石或岩石构造的所有物理属性The microscopic study, description, and classification of rock.岩性学：对岩石的微观研究、描绘和分类 【引伸】 lith.olog.ic lith.olog.ically adv.（副词）lithol.ogist n.（名词）
