Figure F29. Close-up photograph of a portion of a Unit 1 basalt with clay-lined and calcite-filled vesicles (Sample 200-1224E-3R-2 [Piece 3, 67-70 cm]).

Figure F29. Close-up photograph of a portion of a Unit 1 basalt with clay-lined and calcite-filled vesicles (Sample 200-1224E-3R-2 [Piece 3, 67-70 cm]).