Sökning: "Naerke"
Hittade 1 uppsats innehållade ordet Naerke.
1. Närkes alunskiffer : utbredning, beskaffenhet och oljeinnehåll
Kandidat-uppsats, Lunds universitet/Geologiska institutionenSammanfattning : The alum shale is a black to dark brown shale of middle cambrian to early ordovician age and has a high organic content. Certain trace elements are also abundant and the shale is known for large amounts of uranium, and sulfur associated with pyrite. LÄS MER
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