bn:01491362n
Noun Concept
Categories: Ordovician southern paleotemperate deposits, Geologic formations of Denmark, Geologic formations of Sweden, Lagerstätten, Cambrian southern paleotemperate deposits
EN
alum shale  Alum Shale Formation  alum schist
EN
The Alum Shale Formation is a formation of black shale of Middle Cambrian to Tremadocian in age found predominantly in southern Scandinavia. Wikipedia
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EN
The Alum Shale Formation is a formation of black shale of Middle Cambrian to Tremadocian in age found predominantly in southern Scandinavia. Wikipedia
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