单词 | phyllite |
释义 | phyllite/ˈfɪlʌɪt /noun [mass noun] Geology A fine-grained metamorphic rock with a well-developed laminar structure, intermediate between slate and schist.It is composed of gneiss and migmatite that contain minor lenses of schist, marble, phyllite and quartzite....
OriginLate 19th century: from Greek phullon 'leaf' + -ite1. |
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