leucocratic dike淡色岩脉
leucocratic dyke淡色岩脉
leucocratic rocks浅色岩
leucocratic rock淡色岩;浅色岩
leucocratic mineral浅色矿物
leucocratic E rock淡色岩
leucocratic ĥ rock淡色岩
ADJ（形容词） (of igneous rocks) light-coloured because of a low content of ferromagnesian minerals (火成岩因铁镁矿物含量低而呈)淡色的