Figure F25. Scanned core photographs of aphyric basalt from Unit XI showing contacts between basalt fragments and hyaloclastite matrix. A. Broken surface of basalt fragment (interval 330-U1372A-17R-1A, 98–106 cm). B. Possible pillow margin (interval 330-U1372A-17R-2A, 1–12 cm). The matrix was very rarely recovered in this unit.
Previous | Close | Next | Top of page