| 释义 |
Kupferschiefer Petrogr.|ˈkʊpfəʃiːfə(r)|
Also 9 Kupfer-schiefer; and with small k.
[a. G. kupferschiefer, f. kupfer copper n.1 + schiefer shale, slate.]
A bituminous brown or black shale of the Permian series, which is worked in Germany for copper; = copper schist, -slate (copper n.1 11).
1830H. T. De la Beche Sections & Views 47 Professor Sedgwick..considers that he can trace the equivalents of the copper slate (kupfer-schiefer)..of the Thuringerwald, in the magnesian limestone of England. 1831Phil. Mag. X. 46 Those sandstones and conglomerates which surmount the carboniferous series, and separate it from the kupfer⁓schiefer and magnesian limestone. 1879Encycl. Brit. X. 352/1 The Kupfer-schiefer contains numerous fish..and remains of plants. 1886J. Geikie Outl. Geol. xxi. 298 The Kupferschiefer (2 feet thick) has long been famous for its ores of copper and other metals. 1921A. W. Grabau Textbk. Geol. II. xxxviii. 506 At the base of this limestone series lies the important black copper-bearing shale, the Kupferschiefer, which rests upon the red sandstone. 1967D. H. Rayner Stratigr. Brit. Isles viii. 253 The Hilton Plant Bed..consists of dolomitic sands and silts whose flora includes some species common to the Marl Slate and Kupferschiefer. |