adj. 以浅色矿物质为主要成份的
1.All of these characteristics are in contrast with their host rock_serpentinite and show that the leucocratic rocks were produced by crystallization differentiation of ultramafic magma.
这些特征表明，浅色岩是幔源超基性岩浆晚期结晶分异的产物。
2.All of these characteristics are in contrast with their host rock_serpentinite and show that the leucocratic rocks were produced by crystallization differentiation of ultramafic magma.
这些特征表明，浅色岩是幔源超基性岩浆晚期结晶分异的产物。