Figure F35. Former tube pumice clast with perlitic fabric and very fine, stretched, and aligned chlorite amygdules (Unit 20; Sample 193-1189B-13R-1 [Piece 6, 34-36 cm]; width of view = 5.5 mm. Photomicrograph ID# 1189B

Figure F35. Former tube pumice clast with perlitic fabric and very fine, stretched, and aligned chlorite amygdules (Unit 20; Sample 193-1189B-13R-1 [Piece 6, 34-36 cm]; width of view = 5.5 mm. Photomicrograph ID# 1189B_35; thin section 128).