Figure F89. Close-up images of serpentine vein geometries from Hole 1270C and 1270D. A, B. Serpentine veins orthogonally cutting gabbroic veins in the serpentinized harzburgite. (A) Interval 209-1270C-1R-1, 33–40 cm. (B) Interval 209-1270D-3R-1, 52–62 cm. C. Serpentine veins cutting a subhorizontal brittle shear zone at 39–40 cm (interval 209-1270D-4R-1, 39–48 cm). D. Two generations of serpentine veins cutting gabbroic veins (interval 209-1270D-4R-1, 89

Figure F89. Close-up images of serpentine vein geometries from Hole 1270C and 1270D. A, B. Serpentine veins orthogonally cutting gabbroic veins in the serpentinized harzburgite. (A) Interval 209-1270C-1R-1, 33–40 cm. (B) Interval 209-1270D-3R-1, 52–62 cm. C. Serpentine veins cutting a subhorizontal brittle shear zone at 39–40 cm (interval 209-1270D-4R-1, 39–48 cm). D. Two generations of serpentine veins cutting gabbroic veins (interval 209-1270D-4R-1, 89–100 cm).