Type	Region
	Layer	2 feet below Piker Hills Fm.
	Layer	21 feet below Piker Hills Fm.
	Layer	21-10 feet below Piker Hills Fm.
	Layer	26 feet below Piker Hills Fm.
	Layer	36-21 feet below Piker Hills Fm.
	Layer	4-3 feet below Piker Hills Fm.
	Layer	41-36 feet below Piker Hills Fm.
	Layer	67 feet below Piker Hills Fm.
	Layer	82 feet below Piker Hills Fm.
	Layer	84 feet below Piker Hills Fm.
	Layer	85 feet below Piker Hills Fm.
	Layer	appr. 10 feet below Piker Hills Fm.
	Layer	base of the section