9 79  17 1 8501500  413.60  414.45  415.10        9       1
L BASALT;                                                  2
N PCE NO PCE NUMBERS ASSIGNED;                             3
T FINE-GRAINED, CHILLED BASALTIC GLASS CONTACT;            4
O BLACK, PROBABLY INTRUSIVE, BROKEN CHUNKS OF              5
O BASALT, OVERLYING BAKED CHALK, FOR MORE                  6
O INFORMATION REFER TO "LITHOLOGY" IN THE SITE 79          7
O CHAPTER OF THE INITIAL REPORTS;                          8
V % SLIGHTLY VESICULAR;                                    9