Figure F20. Close-up photograph of accretionary lapilli, both whole (round) and fragmented, in gray lithic vitric tuff, Subunit IIA (interval 192-1184A-14R-1, 58-66 cm).

Figure F20. Close-up photograph of accretionary lapilli, both whole (round) and fragmented, in gray lithic vitric tuff, Subunit IIA (interval 192-1184A-14R-1, 58-66 cm).