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hornfels n.〔sing., pl.〕【礦物】角頁巖。

hornful

Pyroxene - hornfels facies 角頁巖相

Lime - silicate - hornfels 灰硅角頁巖

Calc - silicate hornfels 鈣質硅酸鹽角巖

Pyroxene hornfels facies 輝石角頁巖相