Definition of marl slate in English:

marl slate

noun

Geology

1A fissile calcareous rock; calcareous shale.
2Specifically (usually Marl Slate) a stratigraphic division of the Upper Permian system of England, corresponding to the Kupferschiefer of continental Europe.

Early 19th century; earliest use found in Robert Jameson (1774–1854), geologist and natural historian. After German Mergelschiefer.

noun

Geology

1A fissile calcareous rock; calcareous shale.
2Specifically (usually Marl Slate) a stratigraphic division of the Upper Permian system of England, corresponding to the Kupferschiefer of continental Europe.

Early 19th century; earliest use found in Robert Jameson (1774–1854), geologist and natural historian. After German Mergelschiefer.

词汇	marl slate
释义	Definition of marl slate in English: marl slate noun Geology 1A fissile calcareous rock; calcareous shale. 2Specifically (usually Marl Slate) a stratigraphic division of the Upper Permian system of England, corresponding to the Kupferschiefer of continental Europe. Origin Early 19th century; earliest use found in Robert Jameson (1774–1854), geologist and natural historian. After German Mergelschiefer. Definition of marl slate in US English: marl slate noun Geology 1A fissile calcareous rock; calcareous shale. 2Specifically (usually Marl Slate) a stratigraphic division of the Upper Permian system of England, corresponding to the Kupferschiefer of continental Europe. Origin Early 19th century; earliest use found in Robert Jameson (1774–1854), geologist and natural historian. After German Mergelschiefer.
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