paper shale
Geology
noun
Shale which readily splits into very thin, paper-like laminae.
Origin
Late 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher.
| 单词 | paper shale |
| 释义 | paper shaleGeology noun Shale which readily splits into very thin, paper-like laminae. Origin |
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