Kupferschiefern.
/ˈkʊpfəʃiːfə/ Geology.
A bituminous brown or black shale of the Permian series, which is worked in Germany for copper; = copper schist n., copper-slate n. at copper n.1 Compounds 3.
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the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > bitumen > bituminous earth or shale
ampelite1601
pitch coal1754
Kimmeridge coal1761
jet rock1798
Kupferschiefer1830
torbanite1858
the world > the earth > structure of the earth > constituent materials > rock > sedimentary rock > [noun] > shale > bituminous shale
Kimmeridge coal1761
jet coal1794
jet rock1798
Kupferschiefer1830
Marcellus shale1843
jet1893
1830 H. 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.
1831 Philos. Mag. 2nd Ser. 10 46 Those sandstones and conglomerates which surmount the carboniferous series, and separate it from the kupfer~schiefer and magnesian limestone.
1856 D. Page Adv. Text-bk. Geol. 165 In Germany the dark bituminous-looking schist, known as the kupfer-schiefer, has long been mined as an ore of copper.
1879 Encycl. Brit. X. 352/1 The Kupfer-schiefer contains numerous fish..and remains of plants.
1886 J. Geikie Outl. Geol. xxi. 298 The Kupferschiefer (2 feet thick) has long been famous for its ores of copper and other metals.
1896 H. Louis J. A. Phillips' Ore Deposits (ed. 2) 399 The strata accompanying the Kupferschiefer seam.
1921 A. 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.
1967 D. 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.
This entry has not yet been fully updated (first published 1933; most recently modified version published online December 2020).
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n.1830