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In Germany, as before hinted, chapter 21, the Trias first received its name as a Triple Group, consisting of two sandstones with an intermediate marine calcareous formation, which last is wanting in England. Keuper: Marnes irisees: Saliferous and gypseous shales and sandstone. Muschelkalk: Muschelkalk, ou calcaire coquillier: Wanting in England.
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