NT3: BACK AFTER TWO DAYS OF RAIN. PROCEEDING DOWN THROUGH LOCUS 5 AND 6, SIMILAR EXCEPT 6 IS BELOW AN EPHEMERAL LENS OF CHARCOAL. AT THE BASE OF 6, HIT WHAT APPEARS TO BE A SURFACE, ALTHOUGH NOT A FLOOR. SIMILAR IN COMPOSITION TO 6, BUT MORE COMPACT. ENDED DAY ON THIS SURFACE.