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Figure F241. A. Orthopyroxene (opx) containing tiny inclusions of granular clinopyroxene (cpx) in gabbronorite of Unit 1256-91 (Thin Section 110; Sample 312-1256D-230R-1, 36–40 cm) (field of view = 0.6 mm; plane-polarized light). Plagioclase (plag) contains abundant dusty spots that are more abundant than in Unit 1256D-89, where this effect first appears. B. Same as A; cross-polarized light.

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