Figure F14. Photomicrograph of sand-sized volcanic glass within the Horizon A volcanic glass-rich sediment and ash sequence in lithostratigraphic Subunit IIIA (Sample 204-1245B-21X-4, 36 cm [180.86 mbsf]) (200x).

Figure F14. Photomicrograph of sand-sized volcanic glass within the Horizon A volcanic glass-rich sediment and ash sequence in lithostratigraphic Subunit IIIA (Sample 204-1245B-21X-4, 36 cm [180.86 mbsf]) (200x).