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The once deeply buried conglomerates of the Solund basin contain up to 30% basaltic clasts together with up to 20% altered peridotite clasts, both derived from the adjacent Solund-Stavfjord Ophiolite Complex (SSOC). The basaltic clasts range in size from 2 to 30cm across and display centimeter-thick hematite reddened zones. Four types which form an alteration-related evolutionary sequence can be distinguished...
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