Figure F79. Microstructures in cataclasite (Thin Section 86; Sample 345-U1415J-26R-1, 23–25 cm [Piece 4]; under crossed polars). A. Whole thin section image. Yellow boxes (tick mark shows upward direction) indicate locations of B and C. B. Cataclasite. Prehnite grains replace plagioclase. C. Fractured plagioclase filled by chlorite.
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