leg site hole core section top interval depth(cm) top of core depth(cm) top of section(m) sample midpoint depth(m) describer rock name piece numbers texture data structure data alteration data other information data vesicle data phenocryst data groundmass mineral data replacement mineral data comments unknown code 9 79 17 1 85.0 413.60 414.45 415.10 BASALT PCE NO PCE NUMBERS ASSIGNED FINE-GRAINED, CHILLED BASALTIC GLASS CONTACT BLACK, PROBABLY INTRUSIVE, BROKEN CHUNKS OF BASALT, OVERLYING BAKED CHALK, FOR MORE INFORMATION REFER TO "LITHOLOGY" IN THE SITE 79 CHAPTER OF THE INITIAL REPORTS comments : SLIGHTLY VESICULAR