Figure F5. A, B. Zoned plagioclase in olivine-bearing gabbronorite (Thin Section 8; Sample 345-U1415H-1R-1, 18–22 cm [Piece 4]; under crossed polars). Note the presence of indistinct gradational zonation within plagioclase, especially in A, and the well-equilibrated texture with 120° triple junctions between the plagioclase grains. Pl = plagioclase, Cpx = clinopyroxene.
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