mineral chemical composition

基本解释

And according to the mineral composition, chemical composition and trace element content, the evolution series of the magma is redefined.
并依据各单元的矿物成分、化学成分、微量元素含量的变化，重新厘定了岩浆的演化顺序。
Studies of mineral and chemical composition revealed the content and spatial distribution of minerals and elements in air dust near the ground from Chengdu.
通过对成都市近地表大气尘矿物组成、化学成分的分析，查明了成都市近地表大气尘矿物、元素的含量和空间分布特征。
By means of analysing its geological nature the mineral and chemical composition as well as the physical and mechanical properties of the Tashan marble were researched.
作者通过对塔山大理石矿床地质特征的分析，研究了岩石的矿物成分、化学成分和物理、力学性质。