时间:2022-03-31 21:18:18
n.
〔sing., pl.〕【矿物】角页岩。
a fine-grained metamorphic rock formed by the action of heat on clay rocks
同义词:hornstone,
Pyroxene hornfels facies
辉石角页岩相
Calc - silicate hornfels
钙质硅酸盐角岩
Lime - silicate - hornfels
灰硅角页岩
Pyroxene - hornfels facies
角页岩相