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Retro-eclogites and associated high-pressure rocks are found in the Ullared area, southwest Sweden. These rocks are evidence of the high-pressure deformation which occurred during the formation of the c. 500 km long Sveconorwegian orogenic belt around one billion years ago. Their presence is restricted to a domain north of the towns Ätran, Gällared and Ullared. Detailed structural, petrographic an
