Figure F2. Downhole variations of (A) plagioclase and (B) augite grain sizes in Unit 1256C-18. Solid circles = average maximum length, open circles = average maximum width, squares = diameter of a circle with an equivalent area to the crystal, crosses = maximum width/length (W/L) ratio. Downhole variations of (C) plagioclase and (D) augite grain sizes in Unit 1256D-1. Solid circles = average maximum length, open circles = average maximum width, squares = diameter of a circle with an equivalent area to the crystal, crosses = maximum width/length (W/L) ratio.